The Delfield 3516273 Refrigerator Expansion Valve helps regulate refrigerant flow to maintain efficient and consistent cooling performance in compatible refrigeration equipment. Designed with 1/4-inch and 3/8-inch connections for R404A refrigerant systems, this valve measures the amount of refrigerant entering the evaporator based on cooling demand. By controlling refrigerant flow acc... https://partsfe.ca/valve-expansion-for-delfield-part-3516273