Key Specifications & FeaturesEngine: 10 HP Briggs & Stratton IntekWattage: 5,500 running watts / 8,550 starting wattsFuel Capacity: 5-gallon gas tankRun Time: Up to 11 hours at 50% loadOutlets: Includes standard 120V household receptacles and a higher-amperage twist-lock outlet (like a NEMA L14-30) for connecting to a transfer switch.