Copeland™ Semi-Hermetic Compressor, Series: 4D, 180000 Btu/hr BTU, 1-5/8 in Sweat Suction Line, 1-3/8 in Sweat Discharge Line, 1110 - 1790 lb/hr, 39.76 cu-ft/min, 208 - 230/460 VAC, 45.85 A, 14300 W, 12 hp, R-22, HCFC Refrigerant, 3500 rev/min Speed, 7.4 - 8.6 EER, POE Compressor Oil, 0-20 deg F Evaporator, 110-120 deg F Condensing, 50-65 deg F Return Gas, 95-120 deg F Liquid, 25.41 in L x 20.06 in W x 18.03 in H