White Rodgers NAE 2HCA-05 Emerson NXT-R SERIES THERMOSTATIC EXPANSION VALVE, REFRIGERANT CODE H (R-22, R-407A), CHARGE CODE CA (HEAT PUMP), 2 TON, 3/8" X 1/2" ODF STRAIGHT THRU, SUPERHEAT ADJUSTABLE, INTERNAL CHECK, EXTERNAL EQUALIZER, NO BLEED, CAP TUBE 30"