and Tempstar air handlers

In a commercial refrigeration circuit

always verify the specific screw size of your controller before applying torque

Leak Prevention: Unlike standard field-fabricated lines

Johnson Controls P72AA-27 Pressure Control Freon and Tempstar air handlersThe Johnson Controls P72AA 27 is a heavy duty two pole high pressure control designed for demanding commercial refrigeration and HVACR applications. This DPST pressure switch is engineered for direct control of 208 240V single phase motors up to 3 hp and 208 220V 3 phase motors up to 5 hp, often eliminating the need for external magnetic starters. With a pressure range of 100 to 400 psi and an adjustable differential from 35 to 200 psi, it provides