Whole Home Generators

Guardian 22 KW Generator

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
  • True Power™ Technology
  • Evolution™ Controller
  • Certified for 18? Installation to the Home
  • Easy Installation
  • Rated for Operation in Areas with Low Natural Gas Pressure
  • All-Weather Aluminum Enclosure
  • Tool-less Fuel Conversion
  • Quiet-Test™ Mode
  • Mobile Link™ Compatible– Sold separately
  • 24/7/365 Customer Support
  • 5-year Limited Warranty

Guardian 16 KW Generator

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage or up to whole house coverage when paired with one of Generac’s load- shedding switches. Capable of backing up a five ton air conditioner.

  • Generac OHVI® Engine
  • True Power™ Technology
  • Evolution™ Controller
  • Certified for 18? Installation to the Home
  • Easy Installation
  • Rated for Operation in Areas with Low Natural Gas Pressure
  • All-Weather Steel Enclosure
  • Tool-less Fuel Conversion
  • Quiet-Test™ Mode
  • Mobile Link™ Compatible– Sold separately
  • 24/7/365 Customer Support
  • 5-year Limited Warranty

Guardian 8 KW Generator

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage. This affordable automatic standby generator offers protection for about half the cost of central air conditioning.

  • Generac OHVI® Engine
  • True Power™ Technology
  • Evolution™ Controller
  • Certified for 18? Installation to the Home
  • Easy Installation
  • Rated for Operation in Areas with Low Natural Gas Pressure
  • All-Weather Steel Enclosure
  • Tool-less Fuel Conversion
  • Quick, Quiet Exercise Test
  • Mobile Link™ Compatible– Sold separately
  • 24/7/365 Customer Support
  • 5-year Limited Warranty

Guardian 11 KW Generator

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage. Has the ability to backup a 3-ton air conditioner, well pump or water heater, and the main rooms of your house.

  • Generac OHVI® Engine
  • True Power™ Technology
  • Evolution™ Controller
  • Certified for 18? Installation to the Home
  • Easy Installation
  • Rated for Operation in Areas with Low Natural Gas Pressure
  • All-Weather Steel Enclosure
  • Tool-less Fuel Conversion
  • Quiet-Test™ Mode
  • Mobile Link™ Compatible– Sold separately
  • 24/7/365 Customer Support
  • 5-year Limited Warranty

Guardian 20 KW Generator

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.

  • Generac OHVI® Engine
  • True Power™ Technology
  • Evolution™ Controller
  • Certified for 18? Installation to the Home
  • Easy Installation
  • Rated for Operation in Areas with Low Natural Gas Pressure
  • All-Weather Steel Enclosure
  • Tool-less Fuel Conversion
  • Quiet-Test™ Mode
  • Mobile Link™ Compatible- Sold separately
  • 24/7/365 Customer Support
  • 5-year Limited Warranty