3 Ton Single Stage Convertible Natural Gas/Electric Packaged Unit, Volts: 460, Hertz: 60, Phase: 3, Refrigerant: R410A, Factory Charge: 11 lbs 3 oz, EER: 12.3, Department of Energy Guide SEER (Range): 14, CFM: 1440, BTU Input: 108,000, BTU Output: 86,000, Cooling BTU: 37,300, Heating BTU: 108,000, Overall Dims: 38-7/8''H X 85-1/4''W X 47''D, Weight: 588 lbs