Goodman® Gas Furnace, GR9S80 Model, 100000 Btu/hr Input BTU Rating, 80000 Btu/hr Output BTU Rating, 115 V Voltage Rating, 11.3 A Amperage Rating, 2000 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: FPT, 1/2 in Connection, Natural Gas Fuel Type, 5 Number of Burners, 9 Number of Speeds, 10 x 10 in Blower Size, 33-3/8 in H x 21 in W x 28 in D Cabinet Dimensions, ECM Motor Type, 1075 rpm Rotational Speed, Vent Vent, Ducted or Ductless, 4 in Vent Size, 15 A Fuse Rating, 40 VA Transformer Rating, Hot Surface Ignition Type, Steel, Baked Enamel, 35 to 65 deg F Temperature Rise, Domestic Domestic/Import