The Whirlpool W10822278 Refrigerator Defrost Timer in white is a critical component that controls the automatic defrost cycle in refrigerators. This timer determines when the defrost heater kicks on, reducing frost buildup on the evaporator coils. This timer is compatible with a variety of refrigerator models and provides efficient chilling by periodically melting accumulated ice, res... https://www.hnkparts.com/w10822278-whirlpool-timer-def