This water pump float switch is widely used to control the liquid level. Our float switch quality is stable, safe, and pass CE approval.Flaot Switch's operation voltage is 220vac, and current can be up to 10A. Applies to branch water,sewage,aid-base solution and oil. float switch make use of mercury switch as contact component. When liquid lift up to contact float, the float will have variable angles. The switch will have ON or OFF contact signal output when the angle is larger than 10 Degree. 1.Simple construction,reliable performance of cable float switch/water pump, tank float switch. The product can output stable and reliable switch control signal of "of making", breaking "without any fault action,so its eliability is very high and antiinter-ference is strong . 2. Sturdy and durable,need not maintain of cable float switch/water pump, tank float switch The product can be used for a long time after it being installed.Almostno maintence and repairing problem would occur during its operation period.

Installation: Use the black and blue wire. when the float is on the level surface,the contact is under the obstructed status,when the float is under the water,the contact is turn-on status;Use the black and yellow wire When the float is on the level surface,the contact si turn-on status,when is under the water,the contact is the obstructure status;