Thermostat Motorized Valves are made up of Actuator and Valve Body. The Valve is closed, configurations of valve body are closed off; The thermostat transfers a signal to actuator that will connect to power, and then open valve, input hot water or freezed water to fan coil unit; If the room temperature reaches to set-point, thermostat transfers a signal to actuator to cut off the power, and spring switch returns, valve is closed, and the hot or freezed water is block to fan coil unit. Therefore, the room temperature could be controlled in the set-point through valve opened or closed.

Product Feature
Characteristics
Material
Actuator: Stainless steel plate, Aluminum cover
Valve Body: Forged Brass
Stem: Brass/Stainless steel
Seat: Brass