Only 22 kw Air Cooled on the market

The 22 kW Guardian Series home standby generator is the largest air-cooled home standby generator on the market. Not only does it deliver all the features and functionality customers have come to expect from the market-leading brand of home standby generators, but with an MSRP that is the lowest cost per kilowatt of any air-cooled home standby generator. Provides whole house coverage for many homes.

  • Lowest cost per Kilowatt - homeowners can invest in a home standby air-cooled generator size that used to only be available in much more expensive, liquid-cooled models, giving them the lowest cost per kilowatt available
  • Generac OHVI engine - Your Guardian Series generator might have to get you through days or weeks without utility power, Generac’s OHVI engine, specifically designed for generator use, provides the reliability to power through the most severe outages
  • True Power technology - best-in-class power quality with less than 5% total harmonic distortion means clean, smooth operation of your sensitive electronics and appliances
  • Easy installation - when combined with a Generac smart switch, re-engineered connection points, and composite mounting pad that eliminates the need for a poured concrete base (unless specified by local codes), the guardian series 22 kW generator is easy
  • All-weather aluminum enclosure - our durable powder-coat finish helps make the sturdy, all-weather aluminum enclosure corrosion resistant, making it ideal for coastal, salt-air climates, it’s also able to withstand 150 MPH winds
  • 24/7/365 customer support - power outages don’t always occur during normal working hours, that’s why Generac’s customer care call center - right here in Wisconsin - provides support any time of day or night, all year long, Generac is stand