3 Ton "ENERGENCE" Series ECM Direct Driven Two-Stage Low NOx Gas/High Efficiency Air Conditioning Packaged Unit, Airflow:Convertible, Voltage:460, Hertz:60, Phase:3, Refrigerant:R-410A, SEER:17, CFM:1200, Efficiency:81, Gas Connection:1/2", 1st Stage Input/Output BTU's:108,000/87,000, 2nd Stage Input/Output:81,000/66,000, Supply Dims:20"W X 18"D, Return Dims:29"W X 11"D, Dims:38-7/8"H X 85-1/4"W X 47"D, Weight:820 Pounds, In Bulk, Made In USA.