5 Ton Convertible Natural Gas/Electric Packaged Unit, Volts:460, Hertz:60, Phase:3, Refrigerant:R410A, SEER:15, EER:12.2, CFM:2000, BTU Input:120,000, BTU Output:97,000, Efficiency:81, Supply Dims:16 X 27-1/2", Return Dims:27-3/4" X 18-1/4", Overall Dims:42"H X 59"W X 89"D, Operating Weight:770Lbs, Origin:USA