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# Liquid Level

Liquid Level Float Switches

## Sitemaps

- [XML Sitemap](https://www.liquidlevel.com/sitemap.xml): Contains all public & indexable URLs for this website.

## Pages

- [Home](https://www.liquidlevel.com/) - Liquid Level Control& Indication Reliable, Tailored Liquid Level Solutions for Every Application Talk to an Expert Reliable Delivery. Flexible Supply. Extensive Options. Innovative Components offers high-quality float switches and liquid level solutions. With our extensive customization options and reliable delivery, you can keep your operations running smoothly. As your partner in success, we are dedicated
- [Liquid Level Indicators & Tank Gauges](https://www.liquidlevel.com/liquid-level-indicators-tank-gauges/) - Innovative Components liquid level monitors, tank indicators, and gauges: mechanical tape, LED multi-point, continuous 4-20mA, and ultrasonic up to 30 ft.
- [Tank Water Level Sensors](https://www.liquidlevel.com/container-level-indication/) - Innovative Components manufactures tank water level sensors, float switches, and level indicators for industrial storage tanks, cisterns, IBC totes, and process vessels. OEM custom configurations available since 1992.
- [Marine](https://www.liquidlevel.com/marine/) - Innovative Components manufactures stainless steel marine float switches, bilge level sensors, and tank monitoring sensors for vessel builders, commercial marine OEMs, and offshore platform applications. Custom configurations since 1992.
- [Float Switches](https://www.liquidlevel.com/float-switches/) - Float Switch Manufacturer offering a variety of single, multi level, and specialty float level switches for all containers. We offer a wide variety of vertical and horizontal liquid level float switches, available in all stainless steel, stainless steel and buna, or plastics such as PVC, polypropylene, or PTFE.
- [Custom Multi-Level Float Switches](https://www.liquidlevel.com/custom-multi-level-float-switches/) - Custom Multi-Level Liquid Level Float Switches - Multi-level float switches are ideal for monitoring multiple switch points, controlling pumps & valves, warning of high or low level alarms, indicating tank levels, and much more.
- [Vertical Float Switches](https://www.liquidlevel.com/vertical-float-switches/) - Vertical float switches are a great solution for high and low level alarms or controlling a switch in a versatile and economical way. Vertically mounted float switches can be installed in either the top or bottom of the tank, depending on your use.
- [Liquid Level Float Switches and Sensors](https://www.liquidlevel.com/products/) - Innovative Components manufacturers a wide range of liquid level sensors, float switches, temperature sensors, and controls for your OEM equipment.
- [Standard Single Level Float Switches](https://www.liquidlevel.com/standard-float-switch/) - Innovative Components offers a wide variety of standard, vertical, and horizontal liquid level float switches. Standard float switches are available in stainless steel, and plastics, including PVC, polypropylene, or PTFE. Liquid level float switches are used to maintain a safe level of fluid within a tank or container.
- [Fluid Power](https://www.liquidlevel.com/fluid-power/) - Innovative Components manufactures float switches and hydraulic fluid level sensors for power units, HPU reservoirs, and fluid power OEM equipment. Custom-configured, stainless steel and brass construction. Since 1992.
- [Diesel Fuel/Oil Level](https://www.liquidlevel.com/diesel-fuel-oil-level/) - Innovative Components manufactures diesel fuel level sensors, oil level float switches, and high/low shutoff switches for generator sets, bulk storage tanks, and OEM industrial equipment. Custom configurations available since 1992.
- [Thermowell Sensors](https://www.liquidlevel.com/thermowell-sensor/) - Thermowell Sensors are designed to indicate temperature only. These small probes can fit into almost any size tank. The most common temperature sensing devices are thermostats, thermistors, thermocouples, and RTD’s. Bi-Metallic thermostats provide a gross high or low temp cut off or warning.
- [Freon Recovery](https://www.liquidlevel.com/freon-recovery/) - Optimize refrigerant recovery with specialized float switches, designed for efficient Freon detection and containment.
- [Lubrication Equipment](https://www.liquidlevel.com/lubrication-equipment/) - Keep lubrication systems running smoothly with float switches that monitor oil levels and prevent system failures.
- [Food & Dairy](https://www.liquidlevel.com/food-dairy-processing/) - Ensure hygiene and precision in food and dairy processing with high-quality float switches for liquid level monitoring.
- [Electroplating & Surface Finishing](https://www.liquidlevel.com/electroplating-surface-finishing/) - Maintain precise liquid levels in electroplating and surface finishing applications with reliable float switches.
- [Commercial Dishwashers](https://www.liquidlevel.com/commercial-dishwashers/) - Enhance water level management in commercial dishwashers with reliable float switches for efficient operation.
- [Chemical Processing and Storage](https://www.liquidlevel.com/chemical-processing-and-storage/) - Enhance safety and accuracy in chemical processing with durable float switches for liquid level control.
- [Beverage Processing and Storage](https://www.liquidlevel.com/beverage-processing-and-storage/) - Ensure quality and efficiency with precise float switches for liquid level monitoring in beverage production and storage.
- [CONTACT](https://www.liquidlevel.com/contact-us/) - Whether you have any questions, comments or you would like to keep in touch, just drop us a line using the form below. We’d love to connect with you. Your email address will not be published. Required fields are marked. Call us: (800) 789 2851; Email at: sales@liquidlevel.com; Open Monday - Friday, 8am-730pm
- [Shop](https://www.liquidlevel.com/shop/) - Shop for all of your needed components with custom uses. Innovative Components has been in business since 1992. We are a leading manufacturer of custom liquid level float switches and temperature sensors. Float Switches, Temperature Sensors
- [MEDIA CENTER](https://www.liquidlevel.com/media-center/) - Our first user profile will have us learning more about Carl’s home project. We are able to provide indicators and levels for a multitude of uses, some that we do not even think about. Carl was able to use a standard single level indicator (LS-204 and LS-208) in order to monitor a basement sump water.
- [Temperature Level Switch](https://www.liquidlevel.com/temperature-level-switch/) - Temperature level switches combine the ability to sense temperature and level into one convenient sensor. The temperature sensing device is a bimetallic creep action thermostat. It is a slow make slow break device that can be ordered either normally open or normally closed with temps ranging from 5°C to 175°C.
- [Interface Level](https://www.liquidlevel.com/interface-level/) - Interface level switches are used to monitor the level of two liquids with different specific gravity values. When two different liquids are contained within the same tank, but are unable to mix with each other, an emulsion layer forms and creates a barrier between the two liquids.
- [Custom Multi-level Float Request](https://www.liquidlevel.com/custom-multi-level-float-request/) - Custom Multi-level Float Request Fill out this short application form below and we will email you a PDF quote and drawing. Call now to discuss your application. Engineers available M-F 8am-5pm Eastern Time. Notice: JavaScript is required for this content.
- [High Temp/Slurry](https://www.liquidlevel.com/high-tempslurry/) - Use the HTS in applications where sticking and high temperatures are a problem. Unlike conventional float switches all the switching action is done outside of the tank. Standard npt, straight thread, and flange mountings available.
- [Temperature Sensing](https://www.liquidlevel.com/temperature-sensing/) - Many applications require the ability to maintain a certain temperature or alert users of a high or low temperature condition. This can be done by using a temperature sensing device. Three of the most common devices are Thermostats, Thermocouples, and Thermistors.
- [Bracket Mounted Bilge Float Switch](https://www.liquidlevel.com/bilge-float-switch/) - The bilge on a ship or boat is the area that is located at the very bottom of the hull beneath the water line, as seen by the picture. Any water or liquid that is collected on the boat, whether it is rain, urine, oil, or any other material, all drains to this location.
- [Pump Control Relay](https://www.liquidlevel.com/pump-control-relay/) - Pump Control Relay - Controlling and maintaining proper liquid levels in tanks and vessels is critical to keeping processes and equipment running, preventing costly damage, and having a safe and efficient work environment. We manufacture float switches out of all stainless steel, stainless steel & buna
- [Industries Served](https://www.liquidlevel.com/industries-served/) - Discover industries that rely on float switches for liquid level monitoring, from manufacturing to energy.
- [Heater Protection](https://www.liquidlevel.com/heater-protection/) - An immersion heater is used to heat a liquid to a specific temperature. The applications range from water, oil, chemical processing, and beyond. Controlling and maintaining temperatures in various applications is critical to many different industrial processes.
- [High or Low Level Alarms](https://www.liquidlevel.com/high-low-level-alarms/) - Low and high level switches allow for quick indication or automatic operations to save you money.
- [Float  Switches Applications](https://www.liquidlevel.com/typical-applications/) - Innovative Components manufacturers a wide range of liquid level sensors, float switches, and level controls for the most demanding applications.
- [Oil/Water Separators](https://www.liquidlevel.com/oil-water-separators/) - Oil/Water Separators for Liquid Interface Detection Low Level Switch | 92227 $200.00 Add to Cart Pump control multi level float & temp switch | 92511 $325.00 Add to Cart LS-32-090 Brass/Buna Float Switch – SPDT, 1/8″ NPT, 8VA, 150 PSI $36.95 – $44.65Price range: $36.95 through $44.65 Add to Cart Precision Liquid Interface Detection for
- [Restaurant Equipment](https://www.liquidlevel.com/restaurant-equipment/) - Float Switches for Restaurant Equipment Stainless Steel Float Switch – LS-18-040 – 1/8″-27 Straight with Nut, 1.0″ Diameter Float $44.75 – $49.75Price range: $44.75 through $49.75 Add to Cart Pump/Valve Control switch – 92442 $190.00 Add to Cart Stainless Steel Float Switch – LS-11-040 – 1/8″ NPT, 1.0″ Diameter Float $42.25 – $47.75Price range: $42.25
- [Waste Oil and Grease Recovery](https://www.liquidlevel.com/waste-oil-and-grease-recovery/) - Improve waste oil and grease management with float switches designed for reliable level detection in recovery systems.
- [Alarms & Accessories](https://www.liquidlevel.com/alarms-accessories/) - We have an extensive line of accessories and key components that are essential to providing a complete solution for any liquid level application. A standard single level float switch or a custom multi level float switch is not complete without a quality alarm or relay.
- [Temperature Sensors](https://www.liquidlevel.com/temperature-sensors/) - Temperature level float switches provide the ability to incorporate temperature sensing and liquid level detection into one convenient sensor. The temperature sensing device is a bi-metallic thermostat that is designed as general protection for heaters or to warn of high or low temperature conditions.
- [Components](https://www.liquidlevel.com/components/) - We offer a large variety of components that are used in the manufacturer of our float switches. We often stock hundreds of nuts, bolts, fittings, flanges, washers, reed switches, cable, tubing, etc… All of these individual parts can be bought separately as replacement parts or as needed for any project.
- [Meters & Signal Conditioners](https://www.liquidlevel.com/meters-signal-conditioners/) - Digital panel meters and signal conditioners are a great compliment to our line of continuous level sensors. They provide clear indication of the exact level in your tank. The displays can be customized and are offered with many different output options
- [Junction Boxes](https://www.liquidlevel.com/junction-boxes/) - Junction boxes provide a convenient location for connecting wires. They provide protection from the environment, have standard process openings, and are available with terminals. Our aluminum junction box is rated for hazardous locations and is class1 Div1 approved.
- [Tank Level Alarms - Audible & Visual](https://www.liquidlevel.com/liquid-level-alarms/) - Audible and visual liquid level alarms are often used float switches in tanks to provide clear warnings of high or low tank level conditions. They are often used as water level alarms and sump pump alarms. These convenient alarms are often float switch activated.
- [Relays](https://www.liquidlevel.com/relays/) - Relays are a key component of any liquid level application. Most of the float type level switches can only handle control voltage and current. Relays are used to handle the larger loads that pumps. valves, and heaters need to operate.
- [Field Assembled Float Switch](https://www.liquidlevel.com/field-assembled/) - Field assembled liquid level sensors are a great choice if you want to customize your sensor in the field or you need it fast and cannot wait for a custom made to order unit. The complete kit’s come with everything needed to fabricate a two level float switch sensor.
- [Continuous Level - CLM Series](https://www.liquidlevel.com/continuous-level-clm-series/) - Continuous Level - CLM Series - These sensors are used in applications where continuous indication is needed. They have 1/4″ resolution, are constructed out of 316 Stainless Steel, Stainless & Buna or Polypropylene, and are available in lengths up to 8 feet long.
- [Ultrasonic - ULS series](https://www.liquidlevel.com/ultrasonic-uls-series/) - These ultrasonic distance sensors provide highly accurate continuous Level measurement of most any liquid or solid material. The ULS is capable of sensing depths of up to 30feet! Various outputs are available including 4-20mA and 0-10volt.
- [Multi Point - LKI series](https://www.liquidlevel.com/multi-point-lki-series/) - The LKI series is a convenient solution for liquid level indication. They are constructed out of 316 Stainless Steel, Brass & Buna or Polypropylene, and are available in lengths up to 8 feet long. The LED indicator lights are housed in a ABS plastic wall mountable Nema-4x enclosure
- [Mechanical Tank Level Indicator - LLTM series](https://www.liquidlevel.com/mechanical-lltm-series/) - These convenient tank level indicators are ideal for storage tanks and transportable containers. They are easy to operate and offer a closed system for containers, which are transported frequently. A liquid level reading is taken by slowly pulling the tape out of the housing.
- [Speciality Level Sensors](https://www.liquidlevel.com/speciality-level-sensors/) - We can custom configure almost any of our liquid level sensors and float switches.When the standard vertical or horizontal switches don’t exactly fit into your application or meet your needs see if any of our “Special” sensors will do the job.
- [Horizontal Float Switches](https://www.liquidlevel.com/horizontal-float-switches/) - Horizontal liquid level float switches are used when access to the top of the tank is not possible or ideal. Convenient mounting in the side of the tank provides the flexibility to choose the exact desired liquid level switching point.
- [Parts Washers](https://www.liquidlevel.com/parts-washers/) - Parts Washers Providing liquid level switches to manufacturers of precision-cleaning, and aqueous parts-washing machines. Level switches and temperature controls are typically found in parts washers to control pumps, warn of high level/low level conditions, and for heater protection. Level indicators are also used for continuous or multi-point monitoring. Stainless Steel Side-Mount Float Switch – SM-1000-SS,
- [FAQ](https://www.liquidlevel.com/faq/) - For Ontario, Canada inquires call: 45 Sinclair Ave. Georgetown, Ontario. L7G-4X4 Phone: 1-800-361-6209 Fax: 1-905-702-9457 or online at www.flodraulic.com For Illinois inquires call: Quantrol Inc.- 543 South Washington Ave.Naperville, Illinois. Phone: 1-630-355-3330 Fax: 1-630-355-3568 or online at www.quantrol.net
- [Blog](https://www.liquidlevel.com/blog/) - Read about the industries, applications and uses for Float Switches, Liquid Level Sensors, Tank Gauges, and Level Controls.
- [Semi Conductor](https://www.liquidlevel.com/semi-conductor/) - Precision float switches for semiconductor manufacturing, ensuring reliable chemical and liquid management.
- [The Biotechnology Industry](https://www.liquidlevel.com/biotechnology/) - Optimize liquid control in biotech processes with precision float switches for laboratory and industrial use.
- [Solvent Recovery](https://www.liquidlevel.com/solvent-recovery/) - Improve efficiency in solvent recovery systems with high-quality float switches for precise liquid level detection.
- [Water Treatment Equipment](https://www.liquidlevel.com/water-treatment-equipment/) - Enhance water treatment processes with reliable float switches for liquid level control in filtration and purification systems.
- [Power Generators](https://www.liquidlevel.com/power-generators/) - Ensure uninterrupted power with float switches for generator fuel tanks and coolant monitoring.
- [Off Highway Vehicles](https://www.liquidlevel.com/off-highway-vehicles/) - Monitor fluid levels in heavy-duty vehicles with rugged float switches for fuel, coolant, and hydraulic systems.
- [OEM Machinery](https://www.liquidlevel.com/oem-machinery/) - Custom Float Switches for OEM Machinery Talk to an Expert Our Float Switch Solutions Reliable Liquid Level Monitoring for OEMs​ OEMs need dependable, high-quality components to ensure their machinery operates smoothly. Our OEM float switches provide precise liquid level monitoring, helping manufacturers optimize performance, reduce downtime, and maintain efficiency across industries. Reliable Liquid Level Monitoring
- [Humidifiers and Dehumidifiers](https://www.liquidlevel.com/humidifiers-and-dehumidifiers-3/) - Maintain optimal humidity levels with reliable float switches for humidifier and dehumidifier systems.
- [Contact Thank You](https://www.liquidlevel.com/contact-thank-you/) - The form submitted successfully. Thank you for contacting us! We will get back to you shortly.
- [Thank You For Multi-Level Float Request](https://www.liquidlevel.com/custom-multi-level-float-request/custom-multi-level-float-thank-you/) - The form submitted successfully. Thank you for your quote request for a multi-level float. We will get back to you shortly.
- [Made-To-Order New Form-old](https://www.liquidlevel.com/made-to-order-new-form-old/)
- [Float Switch Deals and Packages](https://www.liquidlevel.com/float-switch-deals-packages/) - Float level switches are used in combination with other devices or equipment to provide a clear indication of the liquid levels in various pieces of equipment.
- [Wishlist](https://www.liquidlevel.com/wishlist/) - See your wish list and easily checkout
- [Made-To-Order RFQ: 2000 PTFE](https://www.liquidlevel.com/made-to-order-rfq-2000-ptfe/) - Made-To-Order RFQ: 2000 PTFE - Our professional engineering and sales staff have more than 50 years of experience to ensure you get the best solution for your application. We are committed to excellent quality, customer service, and quick delivery.
- [Introducing Innovative Components](https://www.liquidlevel.com/introducing-innovative-components/) - Find The Liquid Level Sensor/Float Switch That Meets Your Needs! Liquid level float switches are used to measure the level of a liquid insidea container. These floats can simply indicate the level of the liquid, or theycan hold other functions like turning pumps on or off.

## Products

- [Tank Adapter - 2" NPT x 30mm Delrin - for ULS-301-S](https://www.liquidlevel.com/product/ultrasonic-level-sensor-uls-30-2npt-adp/) - This 2" NPT threaded tank adapter is precision machined out of Delrin and allows the ULS-301-S 30mm threaded ultrasonic level sensor to easily mount into standard 2" NPT tank openings.
- [Multi Level Float Switch and Dual Level Control Relay](https://www.liquidlevel.com/product/multi-level-float-switch-and-dual-level-control-relay/) - This package includes one two level stainless steel multi level float switch which can be ordered to any length up to 6 ft long and our liquid level control relay box. This set up can be used to control pumps or valves which will automatically maintain the desired liquid level in a tank or vessel. The level control relay has hook
- [Bilge Water Level Switch – BLS-Series, Compact, Shielded, Stainless Steel Bracket Mount](https://www.liquidlevel.com/product/bilge-level-switch/) - The BLS-Series Bilge Level Switch is a rugged, slosh-shielded float switch designed for reliable bilge water monitoring and alarm applications on vessels of all sizes. Built to withstand the demanding conditions of marine environments, this switch ensures dependable operation in turbulent, contaminated liquids, including seawater, fuel, hydraulic fluid, and lubricating oils. Its compact and low-profile
- [Visual Alarm](https://www.liquidlevel.com/product/visual-alarm/) - This PVC junction box is rated Nema 4/4X, has convenient mounting feet, and has a super bright daylight visible indicator light. It's offered in different supply voltages to meet the needs of most any application. PDF Part # Description Price PDF AL-120A Superbright LED alarm light, Daylight visible, 120vac $125.00 PDF AL-1224AD Superbright LED alarm
- [TS-100 - Thermocouple](https://www.liquidlevel.com/product/thermocouple/) - These convenient temperature probes can be used to house RTD's, thermocouples, or thermistors. The housing can be either brass or stainless steel and are configured with a standard 1/2"NPT x 1/2"NPT male pipe fitting. Click the accessories link below to add a junction box or signal conditioner. PDF Describe in detail the type of RTD
- [TS-100 - Thermistor](https://www.liquidlevel.com/product/thermistor/) - These convenient temperature probes can be used to house RTD's, thermocouples, or thermistors. The housing can be either brass or stainless steel and are configured with a standard 1/2"NPT x 1/2"NPT male pipe fitting. Click the accessories link below to add a junction box or signal conditioner. PDF Describe in detail the type of RTD
- [TWS - Thermostat](https://www.liquidlevel.com/product/temperature-sensors-thermal-well-switch/) - The TWS series is a temperature only switch with a convenient receptacle for easy connectivity. Its thermal well design makes it an ideal choice when space is limited. Thermostat settings available from 45C to 150C in 5C increments (5C). Temp switch contact ratings 6 amps/120 volts AC resistive, 5 amps/120 volts inductive. PDF Part #
- [Temperature Level Switch | Normally Closed | TLS-32-102](https://www.liquidlevel.com/product/temperature-sensors-level-switch-102/) - This dual function temp/level float switch combines a float operated level switch and a snap action thermostat for temperature switching. The temperature can be specified either normally open (close on rise) or normally closed (open on rise). Thermostat settings available from 45°C to 150°C in 5C increments (5°C). Temp switch contact ratings 2 AMPS@120VAC /
- [Temperature Level Switch | Normally Open | TLS-32-101](https://www.liquidlevel.com/product/temperature-sensors-level-switch-101/) - This dual function temp/level float switch combines a float operated level switch and a snap action thermostat for temperature switching. The temperature can be specified either normally open (close on rise) or normally closed (open on rise). Thermostat settings available from 45°C to 150°C in 5C increments (5°C). Temp switch contact ratings 2 AMPS@120VAC /
- [Stainless Steel & Buna Float Switch – LS-21-100, SPDT, 3 VA, 150 PSI](https://www.liquidlevel.com/product/stainless-steel-single-level-float-switch-100/) - The LS-21-100 Stainless Steel & Buna Single-Level Float Switch is a compact, high-performance level sensor designed for dependable operation in moderate-temperature and chemically exposed environments. With a durable 316 stainless steel stem and a buoyant Buna-N float, this unit offers the perfect balance of strength, chemical compatibility, and cost-efficiency for a wide range of liquid
- [Stainless Steel Float Switch - LS-11-070 -     1/8" NPT, 1.5" Diameter Float](https://www.liquidlevel.com/product/stainless-steel-single-level-float-switch-070/) - Stainless Steel switches are ideal for high temperature and pressure applications. Rugged construction allows these units to be used for reliable switching in a wide variety of chemicals, oils and water in harsh environments. PDF Part # Reed Switch Dry State Price LS-11-071/2 70 VA SPST N.O.* $47.50 LS-11-073/4 100 VA SPST N.O.* $51.90 LS-11-075
- [Stainless Steel Float Switch - LS-11-040 -     1/8" NPT, 1.0" Diameter Float](https://www.liquidlevel.com/product/stainless-steel-single-level-float-switch-040/) - The LS-11-040 Stainless Steel Single-Level Float Switch is a robust, high-performance liquid level sensor built for use in high-temperature, high-pressure, and chemically aggressive environments. Constructed entirely from durable 316 stainless steel, this vertically mounted float switch is engineered for reliable level control in industrial applications such as chemical processing, hydraulic systems, oil and fuel tanks,
- [Stainless Steel Float Switch – LS-31-030, 100 VA, SPST, 750 PSI Rated](https://www.liquidlevel.com/product/stainless-steel-single-level-float-switch-030/) - The LS-31-030 Stainless Steel Single-Level Float Switch is a heavy-duty, high-performance liquid level sensor designed for demanding industrial applications. Built with precision using 316 stainless steel, this model is optimized for high temperature, high pressure, and chemically aggressive environments, offering excellent resistance to corrosion, heat, and mechanical stress. Its robust construction allows the LS-31-030 to
- [Liquid Level Tape Measure Stainless Steel](https://www.liquidlevel.com/product/stainless-steel-lltm-2000-ss/) - These convenient fully mechanical tank level indicators are ideal for storage tanks and transportable containers. They are easy to operate and offer a closed system for containers, which are transported frequently. Operating Principle A tank level reading is taken by slowly pulling the tape measure out of the stem. When the liquid level point is reached,
- [Signal Conditioner](https://www.liquidlevel.com/product/signal-conditioner/) - These signal conditioners are used to convert different types of signal inputs to a more convenient 4-20ma signal output. They can be used with continuous level sensors or temperature sensors. It requires 8-35 VDC power. PDF Part # Description Price PDF SIGNAL 4-20 3 wire potentionmeter input with 4-20ma output, 8-35vdc power $175.00 PDF SIGNAL
- [TS-100 - RTD](https://www.liquidlevel.com/product/resistance-temperature-device/) - These convenient temperature probes can be used to house RTD's, thermocouples, or thermistors. The housing can be either brass or stainless steel and are configured with a standard 1/2"NPT x 1/2"NPT male pipe fitting. Click the accessories link below to add a junction box or signal conditioner. PDF Describe in detail the type of RTD
- [Pump/Valve Control switch with junction box | 92272](https://www.liquidlevel.com/product/pump-valve-control-switch-with-junction-box/) - This rugged all stainless steel multi-level float switch is great for pump or valve control or high/low alarms. It has a standard 2" NPT threaded connection with a 1/2" NPT adapter. The floats are good up to 300F, have a specific gravity rating of 0.64SG and can handle up to 750PSIG. This float has separate
- [Polypropylene Float Switch – LS-14-190, SPST, 100 VA, Corrosion Resistant, Compact](https://www.liquidlevel.com/product/polypropylene-single-level-float-switch-190/) - The LS-14-190 Polypropylene Single-Level Float Switch is a reliable and cost-effective liquid level sensor designed specifically for use in highly corrosive and non-metallic fluid environments. Built from chemically resistant polypropylene, this float switch is ideal for applications involving acidic or alkaline solutions, wastewater, plating baths, or chemical storage systems, where traditional brass or stainless steel
- [|| Polypropylene || LS-209](https://www.liquidlevel.com/product/polypropylene-standard-vertical-ls-209/) - Plastics are ideal in highly corrosive water and chemical applications were metallic units are not desired. Economical pricing makes plastic the material of choice for the OEM. PDF Part # Reed Switch Dry State Price LS-209 50 watt; 220v/1.5A MAX N.O.* $15.75 * The dry state can be changed from Normally Open to Normally Closed
- [Polypropylene Float Switch – LS-14-180, SPST, 70 VA, Chemical Resistant, Compact](https://www.liquidlevel.com/product/polypropylene-single-level-float-switch-180/) - The LS-14-180 Polypropylene Single-Level Float Switch is a lightweight, corrosion-resistant solution designed for accurate liquid level detection in chemically aggressive and non-metallic fluid applications. Made from high-purity polypropylene, this float switch offers excellent resistance to a wide variety of corrosive chemicals and water-based solutions, making it ideal for water treatment systems, chemical tanks, plating baths,
- [Mechanical Relay](https://www.liquidlevel.com/product/mechanical-relay/) - These compact mechanical relays are ideal for switching loads that exceed the contact ratings of the float switch. They come in SPDT configurations to cover both normally open and normally closed requirements. The PIB-100 box combines the function of a relay with a standard nema5-15 outlet to cut power to the outlet via the float
- [|| Low Water Conductive Sensor || CND-Series](https://www.liquidlevel.com/product/low-water-conductive-sensor-cnd-series/) - This simple low liquid level conductive sensor works in as little as 1/16in of liquid! It will detect any conductive non-flammable liquid. The device is equipped with a relay output that can be used to sound an alarm or activate a transmitter. PDF Part # Description Price PDF CND-2600 12vdc conductive water sensor, Normally closed
- [Low Level Switch | 92227](https://www.liquidlevel.com/product/low-level-switch-92227/) - PDF
- [Liquid Level Tape Measure Stainless & Buna](https://www.liquidlevel.com/product/liquid-level-tape-measure-stainless-buna/) - These convenient fully mechanical tank level indicators are ideal for storage tanks and transportable containers. They are easy to operate and offer a closed system for containers, which are transported frequently. Operating Principle A tank level reading is taken by slowly pulling the tape measure out of the stem. When the liquid level point is reached,
- [Float switch custom collars for fill/drain tube | 92541](https://www.liquidlevel.com/product/inkjet-switch-custom-collars-for-filldrain-tube-92541/) - This all stainless steel float switch was designed for use with industrial ink jet printing tanks to control and measure the level of ink in the tank. The special collars have a small guide hole in them that is used to hold a suction / breather tube in place. This float level switch can be
- [Dry Contact Email Sender - DCES-100](https://www.liquidlevel.com/product/dry-contact-email-sender-dces-100/) - Use this Wi-Fi enabled device with a simple dry contact float switch to send a notification alert via email. It has Four isolated dry contact inputs. It has dual 9-32V DC power inputs and comes with a wall plug power supply. Easy setup and configuration via the built-in web interface (No software required!) Email alerts
- [Digital Panel Meter Nema-4x](https://www.liquidlevel.com/product/digital-panel-meter-nema-4x/) - Nema 4X wallmount enclosure for digital panel meters Digital panel meters provide display, with options for relay outputs, and 4-20ma signal output. All the meters have universal supply voltage. PDF Part # Description Price PDF DPM-NEMA-4X-BOX Nema 4X wallmount enclosure for digital panel meters $230.00
- [Continuous Level Monitor | 92200](https://www.liquidlevel.com/product/continuous-level-monitor-92200/) - PDF
- [Brass & Buna | LS-12-120](https://www.liquidlevel.com/product/brass-buna-single-level-float-switch-2/) - Brass & Buna switches are an economical alternative to stainless steel. Buna-N delivers excellent buoyancy and long life in most water and oil applications and is typically used in Lubricating Oils, Hydraulic Oils, Gasoline and Diesel Fuel. PDF Part # Reed Switch Dry State Price LS-12-121/2 70 VA SPST N.O.* $25.10 LS-12-123/4 100 VA SPST
- [Brass & Buna Float Switch – LS-12-110, 70 VA, N.O./N.C., Compact Design](https://www.liquidlevel.com/product/brass-buna-single-level-float-switch-110/) - The LS-12-110 Brass & Buna Single-Level Float Switch is a reliable, cost-effective solution for general-purpose liquid level sensing in both industrial and commercial applications. Designed as an economical alternative to stainless steel models, this float switch offers excellent performance and durability in systems using water, oils, and petroleum-based liquids. The float is constructed from Buna-N
- [|| Brass & Buna || LS-22-100](https://www.liquidlevel.com/product/brass-buna-single-level-float-switch-100/) - Brass & Buna switches are an economical alternative to stainless steel. Buna-N delivers excellent buoyancy and long life in most water and oil applications and is typically used in Lubricating Oils, Hydraulic Oils, Gasoline and Diesel Fuel. PDF Part # Reed Switch Dry State Price LS-22-101/2 70 VA SPST N.O.* $31.70 LS-22-103/4 100 VA SPST
- [LS-32-090 Brass/Buna Float Switch – SPDT, 1/8" NPT, 8VA, 150 PSI](https://www.liquidlevel.com/product/brass-buna-single-level-float-switch-090/) - The LS-32-090 Brass and Buna Float Switch is a compact, economical, and highly reliable liquid level sensor engineered for a broad range of applications where cost-efficiency, durability, and precise fluid control are required. Designed for use in both commercial and industrial environments, this float switch combines a robust brass stem and housing with a resilient
- [|| Water Level Alarm || WLA-Series](https://www.liquidlevel.com/product/battery-operated-water-level-alarm-wla-series/) - This simple audible alarm is ideal for leak detection in drip or condensate pans. It only requires a thin surface layer of water to sound the alarm. It can also be used as a high level alarm if mounted at the top of a tank! 9-volt battery is not included. PDF Part # Description Price
- [Zener Barrier](https://www.liquidlevel.com/product/accessories-zener-barriers/) - Zener barriers sometimes called pulse isolators are used with any standard float type level switch that is located in a hazardous environment. Simply place the zener barrier in a safe area and run the wires from it to the float switch in the hazardous area. PDF Part # Description Price PDF ZENER BAR-2CH 2 channel
- [Digital Panel Meter](https://www.liquidlevel.com/product/accessories-meters-digital-panel-meters/) - Digital panel meters provide display, with options for relay outputs, and 4-20ma signal output. All the meters have a universal supply voltage. Standard 1/8 din panel cut out. PDF Part # Description Price PDF DPM-5714-A Digital Panel Meter, Display only, 24-130vac or 24-150vdc $240.00 PDF DPM-5714-B Digital Panel Meter, 2 relay outputs, 24-130vac or 24-150vdc
- [Junction Box ex-jb](https://www.liquidlevel.com/product/accessories-junction-boxes-ex-jb/) - This hazardous location junction box is made form aluminum, is rated for use indoor or outdoors Nema 4/4X.. Convenient 1/2" NPT process openings. Class I, Div I Groups B,C,D. Class II, Div I Groups E,F,G. PDF Part # Description Price PDF J-BOX EX-JB Expolsion proof junction box $63.00
- [Junction Box djb6](https://www.liquidlevel.com/product/accessories-junction-boxes-djb6/) - This Standard junction box is made form Polypropylene, has a o-ring sealed screw on cover, and 6 position screw terminals for easy wiring. Convenient 3/4" NPT and 1/2" NPT process openings, stainless steel chain and pins. PDF Part # Description Price PDF J-BOX PJB6 Polypropylene Junction Box $34.00
- [SM90-1100-SS Stainless Float Switch, SPDT, 1/8" NPT, 8VA, UL Rated](https://www.liquidlevel.com/product/90-stainless-steel-single-level-float-switch-1100/) - The Stainless SM90-1100-SS Float Switch is a rugged, high-performance liquid level sensor specifically engineered for industrial applications where durability and precision are critical. Constructed entirely from corrosion-resistant stainless steel, this float switch is built to withstand demanding environments, including exposure to harsh chemicals, oils, and water-based fluids. Equipped with a Single-Pole Double-Throw (SPDT) reed switch,
- [90 Degree Stainless Steel Single Level Float Switch SM90-1000-SS](https://www.liquidlevel.com/product/90-stainless-steel-single-level-float-switch/) - The SM90-1000-SS Stainless Steel Single-Level Float Switch is a rugged and highly reliable solution for liquid level sensing in high-temperature, high-pressure, and chemically demanding environments. Manufactured from durable 316 stainless steel, this float switch offers excellent resistance to corrosion, mechanical stress, and thermal fluctuations, making it ideal for use in industrial tanks, process systems, chemical
- [Dual Level Pump Control Relay](https://www.liquidlevel.com/product/accessories-relays-dual-level/) - This liquid level control relay can be used to control pumps or valves to automatically maintain the liquid level in a tank or vessel. It has hook up options for pump up or pump down applications. This relay is housed in a wall mount Nema 4/4x enclosure, comes with a 6ft power cord, and has
- [Audible Alarm](https://www.liquidlevel.com/product/accessories-alarms-audible/) - This audible alarm box has a piezo buzzer that is rated at 97dBA at 2 feet. It can be triggered by any of our Standard or Made to Order float switches. Once the alarm sounds simply hold your finger over the hole to silence the alarm. The alarm will chirp every minute to maintain awareness of
- [Temperature Level Switch | Normally Closed | TLS-52-112](https://www.liquidlevel.com/product/temperature-level-switch-normally-closed-tls-52-112/) - This dual function temp/level float switch combines a float operated level switch and a snap action thermostat for temperature switching. The temperature can be specified either normally open (close on rise) or normally closed (open on rise). Thermostat settings available from 45°C to 150°C in 5C increments (5°C). Temp switch contact ratings 2 AMPS@120VAC /
- [Temperature Level Switch | Normally Open | TLS-52-111](https://www.liquidlevel.com/product/temperature-level-switch-normally-open-tls-52-111/) - This dual function temp/level float switch combines a float operated level switch and a snap action thermostat for temperature switching. The temperature can be specified either normally open (close on rise) or normally closed (open on rise). Thermostat settings available from 45°C to 150°C in 5C increments (5°C). Temp switch contact ratings 2 AMPS@120VAC /
- [Stainless Steel || SM-1100-SS](https://www.liquidlevel.com/product/stainless-steel-sm-1100-ss/) - Sidemount liquid level switches are used when access to the top of the tank is not an option. Internally and externally mounted options available. PDF Part # Reed Switch Dry State Price SM-1100-SS 70 VA N.O. / N.C. $121.00 Operating Temp Maximum Pressure Float Spec. Gravity -40°F to 300°F 500 PSI .75 Thread Float Lead
- [Polypropylene  ||  SM-1100-PP](https://www.liquidlevel.com/product/polypropylene-side-mount-level-switch-1100/) - Sidemount liquid level switches are used when access to the top of the tank is not an option. This float can be used normally open or normally closed by mounting the float with the hinge point facing up or down. Installation is easy, simply drill a 1/2" dia blind hole in the side of the
- [Stainless Steel Float Switch - LS-11-050 -     1/8" NPT, .90" Diameter Float](https://www.liquidlevel.com/product/stainless-steel-single-level-float-switch-050/) - The LS-11-050 Stainless Steel Single-Level Float Switch is a compact, high-performance liquid level sensor engineered for precise and reliable operation in demanding industrial and commercial environments. Designed for vertical mounting, this float switch features a 0.90″ float diameter, allowing it to fit easily through a standard 3/4″ NPT female coupling, making installation simple and compatible
- [Stainless Steel Float Switch - LS-18-040 -     1/8"-27 Straight with Nut, 1.0" Diameter Float](https://www.liquidlevel.com/product/ls-18-040-1-8-27-straight-1-0-diameter-float/) - Stainless Steel switches are ideal for high temperature and pressure applications. Rugged construction allows these units to be used for reliable switching in a wide variety of chemicals, oils and water in harsh environments. This unit has a straight thread and a nut for easy installation through a blind hole. PDF Part # Reed Switch
- [Pump Valve Control Switch](https://www.liquidlevel.com/product/pump-valve-control-switch/) - Default
- [Pump Valve Control Switch With High Clearance Float-91671](https://www.liquidlevel.com/product/pump-valve-control-switch-with-high-clearance-float/) - Stainless steel multi-level float switch with three float positions. This sensor uses a float with a larger through hole to provide more clearance between the float and the shaft. This is ideal for applications where build up might occur on the stem, small debris might be present, or slightly thick or viscous liquids are involved. A standard
- [Single Level switch - P/N# 91937](https://www.liquidlevel.com/product/low-level-switch/) - This compact stainless steel single level float switch can be used in many different tanks and applications. It incorporates a standard 1/8″ NPT fitting, high power 70va SPST reed switch, and 20awg pvc wire leads. It can be installed in the top or bottom of a tank for high or low level indication. PDF
- [Pump/Valve Control switch with flange mount](https://www.liquidlevel.com/product/pump-valve-control-switch-with-heater-protection/) - Control pumps or valves with this flange mounted multi-level float switch. Rugged all stainless steel construction, standard 70va reed switches, and separate lead wires.
- [Hydraulic oil low level - P/N# 92132](https://www.liquidlevel.com/product/hydraulic-oil-low-level/) - This low level float switch can be used in many different tanks and applications. It incorporates a standard 1-1/4″ NPT fitting, high power 70va SPST reed switch, 2 conductor pvc cable, and a buna-n float. The flexible cord grip provides a liquid-tight seal around the cable and adds wear protection from bending. PDF
- [Low Level Switch with Hirschmann DIN | 92174](https://www.liquidlevel.com/product/low-level-switch-with-hirschmann-din-92174/) - Equipped with an industry standard automotive style DIN connector and a 1" NPT fitting this low-level float switch is easily adapted to many tanks and applications. The 1" diameter solid foamed polypropylene float is chemically resistant and has good buyoncy. The internal high powered 70VA reed switch can handle up to 150vac and 0.7 amps. PDF
- [Low level lube oil switch | 92264](https://www.liquidlevel.com/product/low-level-lube-oil-switch-92264/) - This float switch was designed for inline lube oil level detection. The body of the switch is made from stainless steel and has a buna float that is ideal for fuel and oil. It comes standard with a convenient 3 pin micro AC receptacle connection. The float can be easily removed for installation in a
- [PTFE Low Level Switch | 92276](https://www.liquidlevel.com/product/ptfe-low-level-switch-92276/) - This single level float is constructed of all PTFE material which is great for most chemicals and corrosive applications. It has a standard 3va SPDT reed switch and measures 12" long. The lead wires are 22 awg PTFE jacketed and are 15ft long. PDF
- [Low level diesel fuel switch | 92368](https://www.liquidlevel.com/product/low-level-diesel-fuel-switch-92368/) - This is a great low-cost stainless steel and buna single point float switch. Convenient flange mounting make it easy to install. The buna float works well in most liquids and is best suited for fuels and oils. PDF
- [Multi-Point Level Switch | 99275](https://www.liquidlevel.com/product/multi-point-level-switch-99275/) - This stainless steel & buna multi-level floats switch can be used for level control as well as high and low-level alarms. The four float positions could also be used as tank level indications. It features a standard 1" NPT threaded hex mounting, 70va reed switches, and separate lead wires.
- [Polypropylene multi-level switch | 92472](https://www.liquidlevel.com/product/polypropylene-multi-level-switch-92472/) - This five position polypropylene multilevel float switch is great for measuring the fluid level in small tanks. It can be used to indicate tank level from full to empty or to control pumps/valves and set off high or low level alarms. The floats are 1" in diameter and the mount is a standard 3/8-24 thread.
- [Pump control multi level float & temp switch | 92511](https://www.liquidlevel.com/product/pump-control-temp-switch/) - This float switch is made of stainless steel with buna floats. It combines three separate float positions and a 95° thermostat used as temperature limit switch. The threaded fitting is a standard SAE #16 thread with O-ring seal. PDF
- [Pump Valve Control Switch](https://www.liquidlevel.com/product/pumpvalve-control/) - This all stainless steel construction two position float switch has a standard 2" NPT mounting plug with a 1/2" NPT conduit adapter. The 2" diameter ball floats are designed to fit through a standard female coupling. Each float position has a 70 VA reed switch. When hooked up to our level control relay this unit
- [High/Low Level Switches](https://www.liquidlevel.com/product/high-low-level-switches/) - This stainless steel float switch has high and low-level switch points, a 1/4" NPT standard threaded hex fitting, 1" diameter buna floats, and common lead wires 24" long. This float switch is good for smaller tanks and is ideal for fuel and oil applications. The two float positions can be used for high and low
- [Interface level switch](https://www.liquidlevel.com/product/interface-level-switch/) - This rugged stainless steel Interface level switch can be used in applications that need a lower float level to activate in water but not oil. It has a standard 2" NPT mount and is capable of handling up to 300°f and 750psi. Separate lead wires and 70va reed switches make it an ideal float switch
- [Stainless & Polypropylene multilevel sensor with receptacle | 92840](https://www.liquidlevel.com/product/stainless-polypropylene-multilevel-sensor-with-receptacle-92840/) - This multi level float switch has a rugged 316 stainless steel shaft with durable polypropylene floats. The standard SAE #16 hex mount makes for easy installation. There are four switch points on the shaft operated by three floats. This float switch is great for controlling the level in a tank as well as providing high
- [Pump/Valve Control switch - 92442](https://www.liquidlevel.com/product/pump-valve-control-switch-92442/) - This stainless steel float switch has two separate float levels which can be used with our level control relay to automatically open and close valves or start and stop a pump. The shaft is 10" long and the two switch points are 8" apart. The top connection is a standard 1/4" NPT threaded fitting and
- [Pump/Valve Control Switch - 92563](https://www.liquidlevel.com/product/pumpvalve-control-switch-92563/) - This convenient two position float switch can be used in many different tanks and applications. It incorporates a standard 1/4" NPT fitting, high power 70va SPST reed switch, separate lead wires, and buna-n floats. It can be mounted in the top or bottom of a tank or add a pipe extension to position it at
- [Freon Recovery 80% Full Switch | 91948](https://www.liquidlevel.com/product/freon-recovery-80-full-switch-91948/) - PDF This float switch is commonly used in freon recovery systems. It features all stainless steel construction, a 3/4" NPT threaded connection, standard micro AC 3 pin receptacle, and a 100VA SPST reed switch. The float is designed to fit through a standard 3/4" NPT female coupling and can be changed from normally open
- [Stainless Steel Side-Mount Float Switch – SM-1000-SS, SPST, 70 VA, 500 PSI](https://www.liquidlevel.com/product/stainless-steel-single-level-float-switch-1000-ss/) - The SM-1000-SS Stainless Steel Side-Mount Float Switch is a robust, high-performance level sensor specifically engineered for side-entry installations, making it ideal for applications where top access to tanks or vessels is restricted or impractical. Designed for both internal and external mounting, this float switch is widely used in industrial tanks, pressure vessels, chemical processing systems,
- [Low Level Silicon Oil Switch With High Temperature PTFE Cable](https://www.liquidlevel.com/product/low-level-silicon-oil-switch-with-high-temperature-ptfe-cable/) - This switch features all 316 stainless steel stem, float, and removeable clip. It comes with 8ft of high temperature PTFE jacketed cable. The stem has a standard 1/8″ NPT thread. Inside of the stem is a high power 70watt reed switch. The float can easily be changed from Normally open to Normally closed by removing
- [Stainless Steel switch with high temperature PTFE cable | 91929](https://www.liquidlevel.com/product/stainless-steel-switch-with-high-temperature-ptfe-cable-91929/) - This switch features all 316 stainless steel stem, float, and removeable clip. It comes with 8ft of high temperature PTFE jacketed cable. The stem has a standard 1/8" NPT thread. Inside of the stem is a high power 70watt reed switch. The float can easily be changed from Normally open to Normally closed by removing
- [Polypropylene Float Switch – LS-208, 50 VA, SPST, Compact, Removable Float Design](https://www.liquidlevel.com/product/polypropylene-single-level-float-switch-5/) - The LS-208 Polypropylene Single-Level Float Switch is a compact, efficient, and chemically resistant level sensor designed for small tank and container applications where space is limited, and reliability is essential. Molded from durable polypropylene, this float switch provides excellent resistance to a wide variety of chemicals, making it suitable for use with acids, alkalis, water-based
- [Polypropylene Side-Mount Float Switch – SM-1200-PP, SPST, 50 VA, 1/2″ NPT](https://www.liquidlevel.com/product/polypropylene-side-mount-level-switch-1200/) - The SM-1200-PP Polypropylene Side-Mount Float Switch is a durable and highly versatile level sensor, engineered specifically for applications where top access to the tank is restricted or not possible. Designed for horizontal mounting, this float switch features a compact, rugged body made from chemically resistant polypropylene, making it an ideal choice for a wide variety
- [PTFE Float Switch – LS-15-600, 1/8" NPT, SPDT, 3 VA, 1.10" Float, 24" Leads](https://www.liquidlevel.com/product/ptfe-single-level-float-switch-150/) - The LS-15-600 Series PTFE Single-Level Float Switch is engineered for reliable performance in environments where chemical resistance, purity, and durability are critical. Constructed entirely from high-quality Teflon® (PTFE), this float switch is ideal for use in ultra-pure, corrosive, and chemically aggressive liquids, commonly found in industries such as semiconductor manufacturing, chemical processing, pharmaceuticals, biotechnology, and
- [SPS-Series Sump Pump Float Switch – Wide Angle, 20 Ft Cord, 13A, 120/230V, Mechanical](https://www.liquidlevel.com/product/sump-pump-switch-sps-series/) - The Sump Pump Switch SPS-Series is a heavy-duty, float-activated liquid level control switch designed to offer exceptional performance and versatility in a wide variety of sump and liquid handling applications. Engineered for use in both residential and commercial settings, this switch is ideal for controlling sump pumps, water alarms, and similar equipment in basins, pits,
- [Stainless & Buna - LKI-2000-SB](https://www.liquidlevel.com/product/stainless-buna-lki-2000-sb/) - LKI boxes are a convenient solution for liquid level indication. Bright LED lights indicate where the level is inside the tank. A rugged ABS plastic Nema4/4x enclosure can be wall mounted for easy viewing. Additional relays can be incorporated inside the box as outputs for pump control and alarms. The adhesive overlay which reads FULL
- [Floats](https://www.liquidlevel.com/product/floats/) - Please call for availability before ordering. Part # Material Description Price FL-03 316 Stainless 2.04" Dia Sphere, 750 psi, SG=0.64, -40° to 300°f $23.50 FL-04 316 Stainless 1.08" OD x 1.05" Cylinder, 400 psi, SG=0.72, -40° to 300°f $15.75 FL-05 316 Stainless 0.90" OD x 1.60" Cylinder, 150 psi, SG=0.70, -40° to 300°f $19.25 FL-07
- [Audible Visual Alarm](https://www.liquidlevel.com/product/audible-visual-alarm-tank-level-alarm/) - This float switch activated indoor/outdoor NEMA 4/4X alarm box is constructed of durable thermoplastic material, has a 360° red visual indicator light, and 85db audible alarm buzzer. The alarm also has a test and silence toggle switch to easily silence the alarm and perform frequent checks to make sure it's working. It comes with watertight
- [Multi-Channel Controller](https://www.liquidlevel.com/product/accessories-level-controllers/) - Multi-channel controllers provide visual tank level indication in numeric and bar graph format. Multiple alarm and relay outputs are available. It has a large, sunlight-readable backlit customizable color display. Easy to Set up & Configure with front panel soft keys and intuitive menus or by using free software. The panel is rated NEMA 4X. These
- [Ultrasonic Level Sensor - Hazardous Area - 25 Foot Range - ULS-2428-EX](https://www.liquidlevel.com/product/ultrasonic-level-sensor-uls-2428-ex/) - The ULS-2428-EX is an intrinsically safe hazardous location approved class 1 div 1 ultrasonic level transmitter. This is a loop powered 4-20mA level transmitter which provides a continuous level indication in applications up to 25 feet. The rugged housing is made of PC/PBT and PVDF, it has a standard 2" NPT mounting thread, and has
- [1/2" Stainless Tube Connector](https://www.liquidlevel.com/product/field-assembled-tube-connectors-ss/) - Default
- [1-1/4" NPT Stainless - FAM-12-SS](https://www.liquidlevel.com/product/mounting-plug-12-br/) - 1-1/4" NPT Stainless steel square head mounting plug with a 1/2" NPT female in the top and a 3/8" NPT female in the bottom
- [Middle Switch 1-1/4" Buna Float 70va](https://www.liquidlevel.com/product/middle-switch-br-1-10/) - This field assembled middle switch can be used as a second or third float of a field assembled kit. There is a thru-hole in the center of the tube to pass wires through. The 1-1/4″ diameter buna float can be installed normally open or normally closed. The switch comes with 5 feet of lead wire
- [End Switch 1-1/4" Buna Float 70va](https://www.liquidlevel.com/product/end-switch-1-1-4-buna-float-70va/) - This field assembled end switch is used at the bottom of a field assembled float switch kit. The 1/2" stainless steel tube has a welded endcap to close up the end of the tube. The 1-1/4" diameter buna float can be installed normally open or normally closed, comes with 5 feet of lead wires, and
- [Pump/Valve Control Switch | 92651](https://www.liquidlevel.com/product/pumpvalve-control-switch-92651/) - This is an all stainless steel three position float switch. It has a standard 3-5/8" diameter six hole flange and a 1/4" NPT thread connection. The floats are 1.43" in diameter float has a 0.54 specific gravity which works great in lightweight liquids. A 70va SPST reed switch is used at each float position. This sensor
- [End Switch 2" Buna Float 70va](https://www.liquidlevel.com/product/end-switch-2-buna-float-70va/) - This field assembled end switch is used at the bottom of a field assembled float switch kit. The 1/2" stainless steel tube has a welded endcap to close up the end of the tube. The 2" diameter buna float can be installed normally open or normally closed, comes with 5 feet of lead wires, and
- [End Switch 2" SS Float 100va](https://www.liquidlevel.com/product/field-assembled-end-switches-ss-3-03/) - Default
- [End Switch 2" SS Float 70va](https://www.liquidlevel.com/product/end-switch-ss-1-03/) - Default
- [Ultrasonic Level Sensor - Standard Area - 14 Foot Range - ULS-301-S](https://www.liquidlevel.com/product/ultrasonic-sensor-uls-301-s/) - The ULS-301-S ultrasonic level transmitter provides a continuous level indication in applications up to 14 feet. The rugged housing is made of all 316 stainless steel and is rated Nema 4x. It has 4-20Ma and 0-10v outputs for convenient hook up to digital displays and PLC's. The sensor is push-button "teachable" so it can be
- [Ultrasonic Level Sensor - Standard Area - 30 Foot Range - ULS-150-S](https://www.liquidlevel.com/product/ultrasonic-level-sensor-uls-150-s/) - The ULS-150-S ultrasonic level transmitter provides a continuous level indication in applications up to 30 feet. The rugged housing is made of all 316 stainless steel, has a standard 1-1/2" NPT mounting thread, and is rated Nema 4x. It has 4-20Ma and 0-10v outputs for convenient hook up to digital displays and PLC's. The sensor
- [Polypropylene - CLM-2000-PP](https://www.liquidlevel.com/product/polypropylene-clm-2000-pp/) - These sensors are used in applications where continuous indication is needed. CLM's come in 1/4" resolution and are constructed out of 316 Stainless Steel, Stainless Steel & Buna or Polypropylene. The sensor is a 3-wire potentiometer and requires a signal conditioner or digital panel meter for is a 4-20ma output is needed. The CLM is
- [Stainless & Buna - Continuous Level Sensor - CLM-2000-SB](https://www.liquidlevel.com/product/stainless-buna-clm-2000-sb/) - These sensors are used in applications where continuous indication is needed. CLM's come in 1/4" resolution and are constructed out of all 316 Stainless Steel, Stainless & Buna or Polypropylene. This 3-wire potentiometer requires a signal conditioner or digital panel meter for a 4-20ma output. The CLM is a sensible and economical choice when multi-level
- [Stainless Steel - CLM-2000-SS](https://www.liquidlevel.com/product/stainless-steel-clm-2000-ss/) - These sensors are used in applications where a continuous indication is needed. These rugged dependable sensors have 1/4" resolution and are constructed out of 316 Stainless Steel. The output is a 3-wire potentiometer. If a 4-20ma output is required it can be easily hooked up to a signal conditioner or digital panel meter. The CLM
- [|| High Temperature Slurry Switch || HTS-Series](https://www.liquidlevel.com/product/high-temp-slurry-switch/) - The HTS-2000 is a rugged, high-temperature slurry switch. It's constructed of 316 stainless steel and built for harsh conditions. This level switch is ideal for difficult liquids that may be sticky, thick, or contaminated with debris. The float pushes the rod up into the switch housing which actuates a magnetic reed switch. All the switching
- [2" NPT - Stainless - FA-2002-SS](https://www.liquidlevel.com/product/field-assembled-complete-kits-2002-ss/) - This complete kit’s come with everything needed to fabricate a two level float switch sensor. If you require more than two levels additional fittings and switch points can purchased separately. The middle and end switches come with 5ft of lead wires. The extension tubes can be cut to length allowing you to put the switch
- [Middle Switch 2" SS Float 100va](https://www.liquidlevel.com/product/middle-switch-ss-3-03/) - Default
- [Middle Switch 2" Buna Float 70va](https://www.liquidlevel.com/product/field-assembled-middle-switches-ss-1-09/) - Default
- [Middle Switch 2" SS Float 70va](https://www.liquidlevel.com/product/field-assembled-middle-switches-ss-1-03/) - Default
- [1-1/4" NPT - Stainless & Buna FA-2001-SB](https://www.liquidlevel.com/product/complete-kit-2001-sb/) - This complete kit comes with everything needed to fabricate a two-level float switch sensor. If you require more than two levels additional fittings and switch points can be purchased separately. The middle and end switches come with 5ft of lead wires. The extension tubes can be cut to length allowing you to put the switch
- [Nuts](https://www.liquidlevel.com/product/nuts/) - Please call for availability before ordering. Part # Material Description Price NUT SS3/4-16 316 Stainless 3/4-16 Thread, 1-1/8" Hex x 27/64" Thick $2.50 NUT SS3/8-24 316 Stainless 3/8-24 Thread, 9/16" Hex x 7/32" Thick $1.50 NUT SS1/8-27 Steel 1/8-27 Thread, 9/16" Hex x 1/8" Thick $4.75 NUT ST7/16-2 Zinc Plated Steel 7/16-20 Thread, 11/16" Hex
- [Polypropylene - LKI-2000-PP](https://www.liquidlevel.com/product/polypropylene-lki-2000-pp/) - LKI boxes are a convenient solution for liquid level indication. Bright LED lights indicate where the level is inside the tank. A rugged ABS plastic Nema4/4x enclosure can be wall mounted for easy viewing. Additional relays can be incorporated inside the box as outputs for pump control and alarms. The adhesive overlay which reads FULL
- [Stainless Steel - LKI-2000-SS](https://www.liquidlevel.com/product/stainless-steel-lki-2000-ss/) - LKI boxes are a convenient solution for liquid level indication. Bright LED lights indicate where the level is inside the tank. A rugged ABS plastic Nema4/4x enclosure can be wall mounted for easy viewing. Additional relays can be incorporated inside the box as outputs for pump control and alarms. The adhesive overlay which reads FULL
- [Liquid Level Tape Measure Polypropylene](https://www.liquidlevel.com/product/polypropylene-lltm-2000-pp/) - These convenient fully mechanical tank level indicators are ideal for storage tanks and transportable containers. They are easy to operate and offer a closed system for containers, which are transported frequently. Operating Principle A tank level reading is taken by slowly pulling the tape measure out of the stem. When the liquid level point is reached,
- [Float Switch and Dual Level Control Relay](https://www.liquidlevel.com/product/float-switch-and-dual-level-control-relay/) - This package includes two standard single level stainless steel float switches and our liquid level control relay box. This set up can be used to control pumps or valves which will automatically maintain the desired liquid level in a tank or vessel. The relay has hook up options for fill or drain applications. The stainless steel single level float
- [|| Stainless & Buna || SM90-1100-SB](https://www.liquidlevel.com/product/90-stainless-buna-single-level-float-switch-1100/) - Stainless & Buna float switches are economical and durable. Buna-N delivers excellent buoyancy and long life in most water and oil applications and is typically used in Lubricating Oils, Hydraulic Oils, Gasoline and Diesel Fuel. The 90° bend allows for convenient mounting on the side of the tank or vessel. This float switch can also
- [|| Stainless & Buna || SM90-1000-SB](https://www.liquidlevel.com/product/90-stainless-buna-single-level-float-switch-1000/) - Stainless & Buna float switches are economical and durable. Buna-N delivers excellent buoyancy and long life in most water and oil applications and is typically used in Lubricating Oils, Hydraulic Oils, Gasoline and Diesel Fuel. The 90° bend allows for convenient mounting on the side of the tank or vessel. This float switch can also
- [|| PVC || LS-13-150](https://www.liquidlevel.com/product/pvc-single-level-float-switch-150/) - Plastics are ideal in highly corrosive water and chemical applications were metallic units are not desired. Economical pricing makes plastic the material of choice for the OEM. PDF Part # Reed Switch Dry State Price LS-13-151/2 70 VA SPST N.O.* $25.10 LS-13-153/4 100 VA SPST N.O.* $29.50 LS-13-155 8 VA SPDT N.O. / N.C. $30.60
- [PTFE Pump/Valve Control Switch | 92601](https://www.liquidlevel.com/product/ptfe-pump-valve-control-switch/) - PDF
- [2"NPT Stainless & Buna FA-2002-SB](https://www.liquidlevel.com/product/field-assembled-complete-kits-2002-bb/) - This complete kit comes with everything needed to fabricate a two-level float switch sensor. If you require more than two levels additional fittings and switch points can be purchased separately. The middle and end switches come with 5ft of lead wires. The extension tubes can be cut to length allowing you to put the switch
- [1/2" Stainless Tube Union](https://www.liquidlevel.com/product/field-assembled-tube-unions-fatu-ss/) - Default
- [1/2" dia x 12" long StainlessTube](https://www.liquidlevel.com/product/field-assembled-extension-tubes-ss/) - Default
- [2" NPT Stainless - FAM-20-SS](https://www.liquidlevel.com/product/field-assembled-mounting-plugs-20-ss/) - Default
- [Reed Switch](https://www.liquidlevel.com/product/reed-switch/) - Please call for availability before ordering. Part # Material Description Price SW ST 70-B Glass 70 VA SPST 150 vac / 200 vdc MAX, 0.7A ac / 1.0A dc MAX $5.00 SW ST 100-A Glass 100 VA SPST 350 vac / 300 vdc MAX, 1.0A ac / 2.5A dc MAX $8.00 SW DT 20-B Glass
- [Gaskets](https://www.liquidlevel.com/product/gaskets/) - GASKET 3-5/8
- [Flanges](https://www.liquidlevel.com/product/flanges/) - Please call for availability before ordering. Part # Material Description Price FLG SS 2.75 304 Stainless 2-3/4" OD x .125" Thick, 5 Hole 2.12" Bolt Circle $4.00 FLG SS 3.625 316 Stainless 3-5/8" OD x .130" Thick, 6 Hole 3.0" Bolt Circle $20.00
- [Cord Grips](https://www.liquidlevel.com/product/cord-grips/) - Please call for availability before ordering. Part # Material Description Price CDGRP 1/2NPT Nylon / Buna 1/2" NPT Straight, 6.6 Nylon with a Buna-N Bushing $4.55 CDGRP 3/8FLX Nylon / Buna 3/8" NPT Flexible, 6.6 Nylon with a Buna-N Bushing $4.55 CDGRP 3/8NPT Nylon / Buna 3/8" NPT Straight, 6.6 Nylon with a Buna-N Bushing
- [Retainer](https://www.liquidlevel.com/product/components-retainers/) - Please call for availability before ordering. Part # Material Description Price RET SS E.312 316 Stainless E-Clip for .285 dia. x .035 tall groove $1.50 RET SS E.375 316 Stainless E-Clip for .345 dia. x .060 tall groove $2.50 RET SS E.500 316 Stainless E-Clip for .460 dia. x .065 tall groove $2.75 RET SS
- [Tubing](https://www.liquidlevel.com/product/tubing/) - Please call for availability before ordering. Part # Material Description Price TBE SS-03 Stainless 5/16 OD x .035 Wall, Welded, 8' Lengths $24.00 TBE SS-05 Stainless 3/8 OD x .035 Wall, Welded, 8' Lengths $28.00 TBE SS-07 Stainless 1/2 OD x .035 Wall, Welded, 8' Lengths $32.00 TBE BR-1 Brass 5/16 OD x .032 Wall,

## Posts

- [Liquid level sensor with relay and alarm How To Demo](https://www.liquidlevel.com/liquid-level-sensor-with-relay-and-alarm-how-to-demo/) - The video above runs a working bench setup: a float switch in the tank, a level control relay handling the load, and an alarm reporting the condition the control circuit is not supposed to reach. This page covers what the demo moves past quickly, mainly why the three pieces are wired the way they are
- [Float Switch vs. Ultrasonic Level Sensor: Which Is Right for Your Application?](https://www.liquidlevel.com/float-switch-vs-ultrasonic-level-sensor-which-is-right-for-your-application/) - Float switches and ultrasonic sensors both tell you where the liquid is in a tank, but they answer different questions and they fail in different ways. A float switch reports a point. An ultrasonic sensor reports a continuous measurement. Picking between them starts with what your process actually needs to know, then works through the
- [How to Install a Vertical Liquid Level Float Switch](https://www.liquidlevel.com/how-to-install-a-vertical-liquid-level-float-switch/) - How to install a vertical liquid level float switch, from unpacking and mounting to wiring and testing. US-made switches, no minimums, engineers on call.
- [Top-Mount vs. Side-Mount Float Switches: Choosing the Right Tank Connection](https://www.liquidlevel.com/top-mount-vs-side-mount-float-switches-choosing-the-right-tank-connection/) - The mounting connection is one of the first specs to get locked in, and it carries more weight than it looks like on a datasheet. It sets how many level points you can control, how the switch gets serviced, where your leak risk sits, and which fittings you need to order. Get the connection right
- [How to Spec a Float Switch: The 5 Questions We Ask Every Customer](https://www.liquidlevel.com/how-to-spec-a-float-switch-the-5-questions-we-ask-every-customer/) - Every float switch order starts with a conversation. Most customers know they need a level sensor, but the right configuration depends on details that aren't obvious from a product page. The five questions below are the same ones our application engineers walk through on every call. Have answers ready and the spec process usually wraps
- [Float Switches for Pump or Valve Control: How to Automate Tank Filling and Draining](https://www.liquidlevel.com/float-switches-for-pump-or-valve-control-how-to-automate-tank-filling-and-draining/) - Float switches are a straightforward way to control a pump or valve for fill and drain applications. Getting the configuration right comes down to a few key decisions before you spec the switch. Two-Point Level Control A multi-level float switch is wired to a dual level control relay to operate a pump or valve between
- [Liquid Adhesive Level Application](https://www.liquidlevel.com/liquid-adhesive-level-application/) - A contractor was called on to come up with a solution for their customer needing to transfer an adhesive from a holding tank to a smaller tank for dispensing into containers. The problem with using a conventional float type level sensor is that the adhesive would cause the float switch to stick causing it to
- [Contractor for Universal Studios needs a level switch](https://www.liquidlevel.com/contractor-for-universal-studios-needs-a-level-switch/) - A contractor for Universal Studios was called upon to come up with a solution to a possible environmental issue at the park. The contractor was installing a generator on top of a concrete slab sitting atop of a 16” catch basin. The catch basin would collect any diesel fuel in case of a spill and
- [Condensate pan float switch](https://www.liquidlevel.com/condensate-pan-float-switch/)
- [Two Level Float Switches With Alarm](https://www.liquidlevel.com/two-level-float-switches-with-alarm/)
- [Using a float and relay to turn on a light](https://www.liquidlevel.com/dscn0547/)
- [How Liquid Level Sensors are Created](https://www.liquidlevel.com/how-lls-are-created/)
- [Innovative Components-APT PR-3.18.16](https://www.liquidlevel.com/the-higher-level/) - An Innovative Leak Detector Part Keeps Revenue From Trickling Away Innovative Component’s Custom-Built Part for Stuffing Box Leak Detector Helps Keep Oil Wells Pumping and Oil Companies Operating Efficiently. Over the last several years, oil companies across America have made great strides in becoming more environmentally friendly. However, not all of the actions taken have
- [Types of Liquid Level Sensors](https://www.liquidlevel.com/types-of-lls/)
- [Introducing Innovative Components](https://www.liquidlevel.com/introducing-innovative-components/)
- [Increasing protection with liquid level control relay and alarm boxes…](https://www.liquidlevel.com/increasing-protection-with-liquid-level-control-relay-and-alarm-boxes/) - Innovative Components now uses BUD Industries Nema 4X Plastic Enclosures for all of our liquid level control relay and alarm boxes. Our float switches use dry contact reed switches which are often hooked up to power transfer relays or alarm lights. These relay and alarm boxes provide warnings of high or low tank level conditions.
- [Never run out of fuel again! How tank level indicators keep equipment running all day long…](https://www.liquidlevel.com/never-run-out-of-fuel-again-how-tank-level-indicators-keep-equipment-running-all-day-long/) - Monitor and Control Tank Level when filling and draining Diesel Fuel Transfer Tanks. Float Switch operated Tank Level Indicators and Controls.
- [How a flood warning system can help you sleep better at night…](https://www.liquidlevel.com/how-a-flood-warning-system-can-help-you-sleep-better-at-night/) - The sudden rise of flood waters affects residential areas, business districts and municipal properties all across the country. Flooding along the coasts and river beds due to storms, heavy rains and snow melt or flooding from the unexpected bursting of water pipes causes property damage into the billions each year. In fact, floods are the
- [Basement flood protection and sump pump control…](https://www.liquidlevel.com/basement-flood-protection-and-sump-pump-control/) - Springtime is an exciting time of year, gone are the dark days of winter. Spring is also the time of year when snow is melting and the rain is falling, this means lots of water to deal with. Heavy rains and snow melt can lead to water problems for many homes and businesses. Basements and
- [Customer Spotlight: Carl](https://www.liquidlevel.com/customer-spotlight-carl/) - Our liquid levels have applications we do not think of. The indicators are used for operations unknown. Follow us as we learn from customers their use for us.
- [Automatic tank level pump control using float switches](https://www.liquidlevel.com/automatic-tank-level-pump-control-using-float-switches/) - Are you tired of cleaning up spills from your water tank, oil tank, or other liquid storage tank? Using a simple float switch and relay can solve this problem while saving you time, money, and aggravation. Whether you need to maintain a critical level in your tank or just want to automate the filling and
- [Mounting Liquid Level Float Switches In Tanks (Optimizing Level Sensor Placement)](https://www.liquidlevel.com/where-can-liquid-level-float-switches-be-placed-within-tanks/) - Vertical Float Switches: The most common mounting for a float switch is the top of the tank. The float switches are usually inserted through a threaded opening and secured in place using a wrench. If there is not a threaded opening a flange mounted liquid level sensor can be installed through a blind hole and
- [Time for a New Liquid Level Float Switch (Know When to Replace Your Tank Sensors)](https://www.liquidlevel.com/is-it-time-for-a-new-liquid-level-float-switch/) - Liquid level sensors or float switches are used to monitor liquid levels in tanks or other vessels and are designed to react according to predefined level heights, both high and low. Some of the ways they react are to: Warn of high or low level conditions Start or stop pumps Open or close valves Indicate
- [Tank Level Indicators Aid Rainwater Harvesting And Collection](https://www.liquidlevel.com/innovative-tank-level-indicators-and-gauges-aid-with-rainwater-harvesting-and-collection/) - Harvesting rainwater is becoming increasingly more important, especially in areas of areas that experience prolonged periods of drought. Climate change is affecting water supply everywhere with long hot dry spells and many states are in a major water deficit. The need to collect, store, and treat rainwater is a real necessity for many states in
- [Pulp and Paper Mills Wastewater Management (How Float Switches Improve Their Efficiency)](https://www.liquidlevel.com/pulp-and-paper-mill-waste-management/) - Bracket Mounted Vertical Float Switches attach to the side wall of sump pits. Up to five float positions for Pump Control, Low Level Alarms, & High Level Alarms
- [How Do Float Switches Work? A Complete Guide to Liquid Level Control](https://www.liquidlevel.com/how-do-float-switches-work-a-complete-guide-to-liquid-level-control/) - Float switches are one of the simplest and most reliable ways to monitor and control liquid levels in tanks, sumps, and vessels. Whether you're protecting your basement from flooding, automating a wastewater system, or managing industrial process tanks, understanding how these devices work can help you choose the right solution for your application. The Basic
- [Where Should I Mount My Float Switch? How Tank Dimensions Affect Placement](https://www.liquidlevel.com/where-should-i-mount-my-float-switch-how-tank-dimensions-affect-placement/) - Mounting location directly affects switch performance. An incorrect placement can result in missed set points, restricted float travel, or a configuration that physically cannot be installed in the available space. A few precise measurements will resolve most placement questions before the order is placed. Define Your Level Set Points First Before selecting a mount location,
- [What's in Your Tank? How Different Liquids Affect Float Switch Material Selection](https://www.liquidlevel.com/whats-in-your-tank-how-different-liquids-affect-float-switch-material-selection/) - The liquid you're measuring drives nearly every material decision on the Float Switch. A bad spec leads to premature failure, process contamination, or both. A good spec runs for years without a callback. The things that matter most: chemistry, temperature, pressure, specific gravity, vibration, viscosity, what else is in the tank, and tank maintenance. Chemical
- [Craft breweries maximize up time with liquid level float switches and controls](https://www.liquidlevel.com/craft-breweries-maximize-up-time-with-liquid-level-float-switches-and-controls/) - The craft brewery business is on the rise, up 10.9% over the last 10 years. With many different local microbrew companies popping up everywhere there is lots of good beer to enjoy. These companies are growing and so is the need to store, craft, and transport all the different liquids necessary to make the next