Applicable to Ronshen&Haier&Hisense Defrost Timer Defroster DBZC-807-1G2 timer Application Defrost timer is applicable for controlling defrost timing in the refrigerating systems of refrigerators, freezers, display cases and other refrigeration systems. Feature driven by mini ACS(Alternating Current Synchronous) motors, good timing, little power consumption, only 0.4~1.5W; Most of the structure is plastic, light weight; smart action structure, reliable function; working environment -20ºC~60ºC. Main shaft has three modes: high, middle and low.