Reliable - Inside this generator is a commercial-grade engine built to withstand extreme workloads year after year;Powerful - In just 10 seconds, your Kohler generator automatically restores power to your heat or AC as well as appliances and electronics;Premium warranty - We've got you covered with 5-year, 2,000-hour protection and a steel enclosure that's built to last;Flexible - Fits both standby and off-grid applications for the ultimate versatility while saving the battery with hibernating controller capability;Money Saver - No pricey concrete pad needed. Your contractor, and your wallet, will appreciate the built-in mounting pad and easy-to-connect terminal block;THE POWER YOU NEED - PowerBoost technology provides the power to start large loads without dropping power to other appliances;Extraordinary peak motor-starting capacity to start and run a typical 4 ton air conditioner while still running other home appliances and electronics;Premium power quality delivers exceptional digital voltage and frequency regulation along with low levels of harmonic distortion to protect sophisticated electronics;Powered by reliable Kohler Command PRO engine, designed and tested for tough commercial applications with hydraulic valve lifters to eliminate need for lengthy break-in periods and expensive valve adjustments, operation speed is 3600 rpm (the standard for air-cooled generators)