17/16KW, Air Cooled Stand By Generator, 17,000W LP, 16,000W NG, Evolution Controller, Powers 16 Circuits Of Your Home With The Pre-Wired, Pre-Packaged 100A, NEMA 1 Indoor Rated Only, Automatic Transfer Switch, True Power Technology Provides Safe Operation Of Sensitive Electronic Equipment & Appliances, Meets IEEE/Utility Standards, Galvanneal Steel Enclosure Built To Withstand Winds Up To 150 MPH, OHVI Industrial Engine Designed Specifically For High Demand Generator Applications, Offers Full Pressure Lubrication To Ensure Instant, Total Lubrication To Vital Parts, Patented, Low Speed Exercise Mode For Quietest Operation, 5 Year Limited Warranty.