Defrost timer is an essential component in commercial ice machines, as they help prevent ice buildup within the unit's evaporator. When ice forms on the evaporator, it can impede the machine's ability to produce ice, resulting in decreased efficiency and potentially costly repairs. These timers work by initiating a defrost cycle, during which the evaporator's temperature is raised, ca... https://partsfe.com/ice-machine-parts/defrost-timers