White Rodgers TX7-N09 806864 Thermostatic Expansion Valve TX7 SERIES THERMOSTATIC EXPANSION VALVE, EXTERNALLY EQUALIZED, 37 TON CAPACITY, REFRIGERANT CODE N (R-407C), CAP. TUBE 5 FT., 7/8 IN. ODF X 1-1/8 IN. ODF, NO BLEED, STRAIGHT THRU BODY