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 up options for fill or drain applications. The stainless steel multi level float switch has two SPST reed switches, has a standard 1/2″ NPT threaded connection and come with 6ft of wire. The floats come factory set to your desired locations anywhere along the sensor shaft. The floats are held in position with rugged set screw collars. The level control relay is housed in a wall mounted Nema 4/4x enclosure, comes with a 6ft power cord, and has two openings in the bottom for easy access to wiring.