Rheem® Gas Furnace, Endeavor Line Classic Series, R801V UH Model, 50000 Btu/hr Input BTU Rating, 40000 Btu/hr Output BTU Rating, 115 V Voltage Rating, 9.6 A Amperage Rating, 930 cfm Rating, 3/4 hp HP Rating, 80 % AFUE Rating, 1 ph Phase, 60 Hz Frequency Rating, 1 Number of Stages, Horizontal, Upflow Configuration, Connection Type: NPT, 1/2 in Connection, Natural Gas Fuel Type, 11 in Dia x 7 in W Blower Size, 34 in H x 17 in W x 29.6 in D Cabinet Dimensions, ECM Motor Type, Vent Vent, Ducted or Ductless, 2 x 3 in Vent Size, 20 A Fuse Rating, 4 ton Tonnage, Direct Spark Ignition Type, Steel, 25 to 55 deg F Temperature Rise, Domestic Domestic/Import