White Rodgers AACE 5HAA-05 Thermostatic Expansion Valve A-SERIES THERMOSTATIC EXPANSION VALVE, EXTERNALLY EQUALIZED, 5 TON CAPACITY, REFRIGERANT CODE H (R-22), CHARGE CODE AA (WIDE RANGE), CAP. TUBE 60", 1/2" ODF X 5/8" ODF, STRAIGHT THRU BODY, INTERNAL CHECK FOR HEAT PUMP APPLICATIONS