Generac® Air-Cooled Cellular Standby Generator, Model: G0072610, 240 V, 100 A Liquid Propane, 94 A Natural Gas, 337500 Btu/hr Liquid Propane, 291000 Btu/hr Natural Gas, 24 kW, 3600 rpm Rotational Speed, 60 Hz, 1 ph Phase, G-Force 1000 Series Engine, Generac Engine Make, 67 dBA Noise Level, 1 Power Factor, 2 Cylinders, 2 Rotor Poles, Compression Ratio: 10.1:1, 997 cc Displacement, Overload Protection: Yes, Governor System: Electronic, Solid State Ignition System, 135 cfh Liquid Propane, 291 cfh Natural Gas Fuel Consumption, Liquid Propane, Natural Gas Fuel, Aluminum, Textured Epoxy Painted, Metro Gray, 46.4 in L x 26.3 in W x 30.7 in H, Additional Information: 2.2 qt Oil Capacity