... Stable performance, high accuracy, small size Name: electric heating boiler thermal protect switch model:KI-33Technical parameters ... when temperature falls.10.Casing protective class: IP0011.Grounding method: Connection is made between the metal casing ... , dryer, sterilizing cupboard, micro-wave oven, electric heating coffee pot, electric cooker, refrigeratory, air-conditioner, laminator, heater of ...