The AllPoints Foodservice Parts & Supplies 421638 Defrost Timer is a reliable refrigeration mechanical component designed to optimize the defrost cycle in commercial refrigeration systems. Operating at 120 volts, this timer ensures efficient defrosting, helping to maintain optimal temperature and performance. Its durable construction guarantees longevity and consistent operation, making it an essential part for maintaining the efficiency of your refrigeration units. Ideal for foodservice applications, this defrost timer contributes to energy savings and improved food preservation.