3 Ton Gas/Electric Packaged Unit; 460V, 60Hz, 3 Phase, Refrigerant: R-410A, CFM: 1160, EER: 11.5, IEER: 14, Factory Charge: 99Oz, Return Dims: 11" X 25", Supply Dims: 12" X 17", Heating BTU Input 45,000, Heating BTU Output 36,000 Cooling BTU: 35,000, Overall Dims: H-40", W-49", L-74", Weight 600Lbs, Bulk, Made In USA