WLMPS Water Leak Puck with Switch

The S&S WLMPS water switch puck with switch is designed to prevent catastrophic flooding, damage to floorings and walls by quickly detecting water leaks. The built in isolated SPDT relay changes state in alarm and provides a N.O. and N.C output. Making the WLMPS perfect for air handler / water heater or home automation controls. 

The 1.8m core cable provides the power and relay connections and is plenum rated, ideal for installation in drop ceilings in various commercial buildings, public buildings, hospitals, schools and airports. Water detection is via two electrodes protruding from the base of the sensor, the resistance between to two is made possible by the presence of moisture.