For your toughest power needs, the Westinghouse WGen20000 Portable Generator is an ultra-duty generator engineered for strength. With 28,000 peak-Watt and 20,000 running-Watt, the WGen20000 is built with a brawny 999 cc V-Twin OHV Westinghouse Engine to yield up to 11-hours of run time on a hefty 17.17 Gal. (65 L) gas tank with a built-in fuel gauge. It features Electric Start to make starting the WGen20000 effortless. Transfer Switch Ready L14-30R and larger 14-50R outlets have the muscle to power all your major appliances like your air conditioner, refrigerator, and sump pump as well as lights or entertainment centers at the same time with a single cord hookup. With outlets that produce less than 5% THD, the WGen20000 allows you to safely and easily charge sensitive electronics directly from the control panel without the need for additional accessories. VFT Data Center displays real-time performance information to keep you up to date with regular maintenance. Constructed with a rugged steel frame with lift brackets, the WGen20000 is conveniently portable with an included set of heavy-duty wheels and handles to have your house, travel trailer, or job site powered in-seconds.