BAS1036 Features: UL air filter Advanced alternator technology provides safe and stable power for computers and other sensitive electronics Permanently connected to a continuous fuel supply (LP, NG,) eliminating the need for refueling and gasoline storage Automatic voltage regulator ensures transfer of safe, stable electricity for computer-friendly backup power The low tone muffler / sound absorbing panels provides up to 50 percent quieter operation than most portable generators for neighbor - friendly operation Briggs and Stratton's most compact model offers a subtle and attractive yard appearance The polymer installation pad is a durable platform which can be easily installed and is less expensive than a poured concrete slab Fully automatic, advanced electronics will detect a utility power outage and automatically start the generator whether you are home or away Operation: fully automatic Fuel Type: liquid propane, natural gas Amps LP / NG: 58.3 - 29.2 / 50 - 25 Automatic voltage regulator - computer friendly Engine Briggs and Stratton extended Life Series OHV Full pressure lubrication Weekly Exerciser Diagnostic alerts: low oil shutdown, fail to start, low oil frequency, engine overspeed Overcrank protection Dimensions (LxWxH): 30.5'' x 22.5'' x 32.5'' Battery Sold Separately Switch Type: Nema 3, Outdoor Circuits: 9 (12 Max) Amps: 50A Service Entrance Disconnect: No Poles, Frequency: 2, 50/60 Pre - cleaner Spark plugs Oil filter Oil fill cap Specifications: NG Fuel Consumption: 80 cubic feet per hour at half load LP Fuel Consumption: 33 cubic feet per hour at half load Running watts LP / NG: 7,000 W / 6,000 W Starting watts LP / NG: 10,500 W / 9,000 W Voltage: 120 / 240V AC, single phase, 1.0 pf Use with 7 kW and 10 kW Generators 5W - 30 synthetic oil Dimensions: Weight: 280 lbs. Weight: 29 lbs Overall Dimensions: 21 H x 6 W x 12 D Warranty: 2 Year limited warranty