The Beverage Air 502-171A Refrigerator Defrost Timer 120V 60Hz is an essential component for maintaining optimal performance in commercial refrigeration systems. This defrost timer controls the refrigeration cycle by automating the defrosting process at set intervals, helping prevent ice buildup and maintain consistent cooling. Operating on a 120V 60Hz power supply, it ensures smooth ... https://partsfe.com/timer-defrost-for-beverage-air-part-502-171a