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 wire leads with 70va reed switches. The polypropylene junction box makes wire connections quick and easy.