Rheem® Package Gas Electric Unit, Commercial Classic® RKNL-G Series, G240CR40E Model, 400000 Btu/hr Input BTU Rating, 324000 Btu/hr Output BTU Rating, 208 to 230 V Voltage Rating, 101 A Amperage Rating, 21.11 kW Wattage, 5 hp Rating, 1075 rpm Rotational Speed, 60 Hz Frequency Rating, 3 ph Phase, Scroll Compressor Type, 8000 cfm Rating, 14 IEER Rating, 10.8 EER Rating, 20 ton Tonnage, 14 Number of Burners, 2 Number of Stages, R-410A Refrigerant Type, 91 dB Decibel Rating, Spark Ignition Type, Direct Drive Type, 3/4 in Connection, 1 in Drain Connection, 2 x 25 x 20 in Filter Size, 110 to 125 A Fuse Rating, 81 % Steady State Efficiency, Steel, Galvanized/Powder Painted, 25 to 55 deg F Temperature Rating, 85-29/32 in L x 53 in H Dimensions