The Heatcraft 24752403 Bottom Coil Defrost Heater is a 450W, 230V electric heating element designed for Heatcraft refrigeration unit coolers and evaporator systems. It generates heat during the defrost cycle to melt frost and ice accumulating on the bottom of the evaporator coil. This helps maintain proper airflow, supports efficient heat transfer, and promotes consistent cooling perf... https://www.partshnc.com/heatcraft-24752403-bottom-coil-defrost-heater-450w-230v