The Johnson Controls P70AA-118C Single Pole High Pressure/Condenser Fan Cycling Control is an electromechanical pressure control designed for condenser fan cycling, head-pressure regulation, and high-pressure protection in commercial refrigeration and air-conditioning systems. It monitors refrigerant pressure through its 36-inch capillary connection and operates an SPST switch as pres... https://www.partshnc.com/johnson-p70aa-118c-single-pole-high-pressure-condenser-fan-cycling-control