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. It provides whole-house coverage for many homes.
Mobile Link™ Remote Monitoring FREE with every Guardian Series Home standby generator Allows you to monitor the status of your generator from anywhere in the world using a smartphone, tablet, or PC. Easily access information, such as the current operating status and maintenance alerts. Connect your account to your authorized service dealer for fast, friendly and proactive service. With Mobile Link, you are taken care of before the next power outage.
Up to whole house protection with the 200-amp, NEMA 3R (aluminum outdoor enclosure) smart switch.
5 Year Limited Warranty for automatic standby generators.
True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
Generac generators and engines are engineered and assembled in the USA*.
*Assembled in the USA using domestic and foreign parts
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 »
Quiet-Test™ Self-Test Mode runs at a lower RPM for a five or twelve-minute test, making generators significantly quieter than other brands while consuming less fuel.
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.