Expansion Valve R404a ODF 3/8"X1/2" Internal Cooler (FX-1/2-C-O)Expansion Valve R404a ODF 1/4"X3/8" Internal Cooler (FX-1/3-C-O)Refrigerant: R404aNominal Capacity: 2.35kwEvaporating Temperature: -49-41°F