One of the most powerful air-cooled generators on the market today, the Guardian Series 20 kW automatic home standby generator can provide whole-house backup power for many homes.5 Year Limited Warrantyfor automatic standby generators.True Power™ Technologydelivers best-in-class power quality with less than 5 percent total harmonic distortion forclean, smooth operation of sensitive electronics and appliances.Generac generators and engines areengineered and assembled in the USA*.*Assembled in the USA using domestic and foreign partsQuiet-Test™ Self-Test Mode runs at a lower RPM for a five or twelve minute test, making generatorssignificantly quieter than other brands while consuming less fuel.
Generac's G-Force Engine is a purpose-built, pressure-lubricated engine capable of handling the rigors of generator use, resulting in power that’s more reliable and requires less routine maintenance than any competitive engine. Learn more about the G-Force Engine »
24/7/365 Customer Support Team standing by all day, every day from our headquarters in Wisconsin to answer any questions you might have.
Our RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
Generac’s Evolution™ Controller features a multilingual LCD display that allows users to monitor battery status and track maintenance intervals to ensure your generator is always in top operating condition.