Features a strong Alnico bar magnet hermetically-sealed inside so no other wetted material can contaminate liquid or be attacked by a corrosive liquid. Special molded thread helps when metal to plastic installations are used. Unique assembly procedure eliminates stress by actually suspending the reed switch allowing for thermal expansion and contraction. Round pivot pins add [...]

These float valves are completely mechanical and require no electrical power or wiring. Mechanical linkage of float and valve assures positive on-off action. When liquid levels drop, the float drops and activates the tank fill. When levels rise, the float rises and turns off the fill. These valves are fitted with an adjustable arm and [...]

For open tank or sump applications. The contacts open on liquid rise. Optional 1/4″ x 60″ Brass Float Rod, plastic float and rubber float stop available during checkout.

Used to control pumps, motors or other electrical devices. Normally Closed (NC) refers to the switch contacts when the bulb is hanging in a vertical position. Use NC to turn a device off with high level. 15 ft. cord.

Used to control pumps, motors or other electrical devices. Normally Open (NO) refers to the switch contacts when the bulb is hanging in a vertical position. Use NO to turn a device on with high level. 10 ft. cord.