The TRUE 801811 Refrigerator Defrost Heater helps prevent excessive frost buildup to support efficient cooling performance and reliable refrigeration operation. Designed with a 650W, 115V rating, this heater is installed within compatible refrigeration systems to assist during scheduled defrost cycles. It works by generating heat that melts accumulated frost and ice from evaporator co... https://partsfe.ca/defrost-heater-115v650w-for-true-part-801811