White Rodgers HFES 3HZ-02 Thermostatic Expansion Valve HF SERIES THERMOSTATIC EXPANSION VALVE, EXTERNALLY EQUALIZED, 3 TON CAPACITY, REFRIGERANT CODE H (R-22), CHARGE CODE Z (LOW TEMP), CAP. TUBE 60", 1/2" ODF X 5/8" ODF, ANGLE BODY