Water heater thermostat 1.bakelite body, 2.horizontal terminals, ... VDE,UL,JET,KTL,etc. Products InformationKSD1 and KSD series thermostats are one type of small bimetal temperature controllers ... control or overheat protection for such as hot-water heater, kettle, water dispenser, electronic disinfection device, dryer, microwave oven, ... be custom mode to suit your need Water heater thermostat