The Parker-Sporlan 903357P Discharge Bypass Valve is an adjustable pressure control component designed for commercial refrigeration, air conditioning, and heat pump systems. Featuring a 3/8-inch ODF connection and a 0–80 PSI adjustment range, it regulates refrigerant flow by bypassing hot discharge gas into the low-pressure suction side when evaporator pressure drops below the set poi... https://www.partshnc.com/903357p-parker-sporlan-adrs-2-080-38-odf-bypass