GENERAC QT04854ANAX Automtc Standby Generator, Liq, NG/Propane. More details: Automatic Standby Generator, 48 LP/48 NG kW, 48 kVA Rating, Voltage 120/240, Height 53 In., Width 41 In., Length 84 In., Enclosure Material Aluminum, Fuel Type Natural Gas/Propane, Generac Engine Brand, Engine Size 5.4L, Engine RPM 1800, Amps 200, NG Consumption @ Half Load 756 cu. ft./hr., LP Consumption @ Half Load 7.96 gph, 60 Hz, Sound Level dBA 63 Exercising At 7m or 68 Normal Operation At 7m, Automatic Volts Regulation Yes, Battery Included No, 12VDC Battery Charger Yes