2 Ton Ultra Low NOx Single Stage Convertible Natural Gas/Electric Packaged Unit, Volts: 208-230, Hertz: 60, Phase: 1, Refrigerant: R410A, Factory Charge: 60 oz, EER: 11, Department of Energy Guide SEER (Range): 14, CFM: 1472, BTU Input: 55,000, BTU Output: 45,000, Cooling BTU: 23,600, Heating BTU: 55,000, Overall Dims: 35''H X 55-4/5''W X 47-21/50''D, Weight: 390 lbs **Ultra Low NOx Unit is not LP Compatible** *** No MFG Badge***