Guardian 13,000 Watt Standby Generator 5242 (Discontinued by Manufacturer) 13,000 (LPG) / 13,000 (NG) Enough power starting capabilities to start up a 4-ton a/c unit and provides 12 circuits of coverage Features an electronic governor to maintains steady speeds and eliminates voltage drop when loads are applied. Pre-wired, pre-packaged system makes installation easier than ever, saving time and money. Powerful OHVI specifically designed for generator demands. Most horsepower in it's class and long running life with full pressure lubrication and spin-on oil filter. Non-CARB Compliant/Not For Sale In California