Check the listing for details. 0-60℃ KTS011 Mechanical Thermostat Adjustable Compact Normally Open、. Condition: New. Listed at 18.81 USD. Heat Control RegulatorGeneral Information：[1]【WIDELY APPLICATION】The mechanical temperature control switch mainly use for controlling cooling applications ,like filter fan and other signal device[2]【NORMAL OPEN】When the ambient temperature is lower than the temperature set by the thermostat, the circuit is open and the cooling equipment stops.When the ambient temperature is higher than the temperature set by the thermostat, the circuit closes and the cooling equipment starts.[3]【2 WIRE CONNECTING HOLE】The bottom of KTS011 mechanical temperature controller switch is with 2 wire interfaces,which can make wire connection become more sturdy[4]【BACK MOUNTING BRACKET】The back of heat control regulator is with fixed bracket,installation guide rail is easy to fix.