White Rodgers HFES 4MC-01 Thermal Accessories HF SERIES THERMOSTATIC EXPANSION VALVE, EXTERNALLY EQUALIZED, 4 TON CAPACITY, REFRIGERANT CODE M (R-134A), CHARGE CODE C (MEDIUM TEMP), CAP. TUBE 60", 1/2" ODF X 5/8" ODF, STRAIGHT THRU BODY