American Standard® Gas Furnace, S8X1 Series, Input BTU Rating: 40000 Btu/hr, Output BTU Rating: 32000 Btu/hr, 120 V, 7.6 A, 800 cfm, 1/3 hp, 80 % AFUE Rating, 1 ph Phase, 60 Hz, 1 Stages, Downflow, Horizontal Left, Horizontal Right, Upflow, 1/2 in Connection, Liquid Propane Gas, Natural Gas Fuel, 2 Burners, 9 Speed, Blower Size: 11 in Dia x 8 in W, 34 in H x 17-1/2 in W x 28 in D Cabinet, ECM Motor, 1050 rpm Rotational Speed, 4 in Vent, 15 A Fuse Rating, Tonnage: 2 ton, Hot Surface Ignition System, 0.5 in-WC, Steel, Finish: Baked-On Enamel, 30 to 60 deg F Temperature Rise, Additional Information: Non-Condensing Type, Round Vent Type, Silicon Nitride Ignition System Element