The Johnson Controls MR4PMUHV-12C Refrigerator Digital Defrost Control is designed to manage defrost cycles for compatible commercial refrigeration equipment, helping maintain efficient cooling performance. Equipped with a 6-foot lead, this digital control works by monitoring system conditions and activating the defrost cycle at the appropriate time to remove frost buildup from the ev... https://partsfe.ca/mr4pmuhv-12c-johnson-controls-controldefrost-digital6-ld