Johnson Controls P70DA-2 Ammonia Pressure Switch Manual Reset 50-450 PSI Open High

The Johnson Controls P70DA-2 Ammonia Pressure Switch is a device for controlling pressures in ammonia refrigeration systems. Ammonia pressures are open-high basis and its SPDT switch type guarantees accurate monitoring and management of the pressure range of 50-450 PSI. Some of the benefits include reliability in different pressures that improve the system reliability and safety. In addition, it stops when pressure is high or low thereby protecting the equipment from damage with a warning bell. In commercial refrigerator systems it is widely utilized to guarantee efficiency, shortest time out of service possible.