This item has been discontinued
The Home Depot no longer carries this specific product.
We've updated your
20,000-Watt Air Cooled Automatic Standby Generator with 200-Amp SE Rated Transfer Switch
for local inventory & pick up options.
Choose the #1 Selling Home Standby Generator Brand. Generac’s 20kW Guardian Series provides the automatic backup power you need to protect your home and family during a power outage. Connected to your existing LP or natural gas fuel supply, it kicks in within seconds of determining power loss—automatically—and runs for as long as necessary until utility power returns. Control your power. Control your life.
- TOOL-LESS FUEL CONVERSION allows for easy switching between natural gas and LP fuels in the field.
- SYSTEM INCLUDES: 20 kW generator, 200 Amp transfer switch, Evolution controller, and composite mounting pad. Mobile Link and 26R battery purchased separately.
- 24/7 GENERAC CUSTOMER CARE support 365 days a year. Power outages do not always occur during normal working hours – that is why we are standing by.
- GENERAC’S OHVI ENGINE is purpose-built to run dependably for extended periods, delivering power when you need it most.
- GENERAC’S EVOLUTION CONTROLLER features a dual-line, multilingual LCD display allowing for easy monitoring and management of generator functions, built-in hour meter, and external “at-a-glance” indicator lights.
- CERTIFIED FOR 18” INSTALLATION TO THE HOME (3rd Party-certified to NFPA standards provided it is located away from doors, windows and fresh air intakes, and unless otherwise directed by local codes.)
- EASY INSTALLATION with an intelligent pre-wired transfer switch, re-engineered connection points, and composite mounting pad that eliminates the need for a poured concrete base (unless specified by local codes.) Get it installed 800-557-5221
- RATED FOR OPERATION IN AREAS WITH LOW NATURAL GAS PRESSURE, significantly lower than published numbers for competitive standby systems (Generac is the only manufacturer to certify operation on only 3.5” of water column.)
- STURDY, STEEL ENCLOSURE WITH RHINOCOAT FINISH for superior protection from the elements and able to withstand 150 mph winds.
- QUIET-TEST weekly self-test mode runs at a lower rpm, is quieter, and consumes less fuel . Sound-dampening enclosures are lined with foam panels for further noise reduction.
- DPM TECHNOLOGY intelligently manages household loads for a more affordable standby solution.
- TRUE POWER TECHNOLOGY provides clean, smooth operation of sensitive electronics and appliances.
- MOBILE LINK COMPATIBLE - wireless remote monitoring system. Receive status updates using your computer, tablet, or smart phone - giving you peace of mind, even when you’re away (purchased separately).
- THE GENERAC PROMISE - Engineered and built in the USA supported by a five year limited warranty and 24/7 customer care support 365 days a year.
CA (CARB) Compliant :
- Not CARB Compliant
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- OEM Branded
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- Hour Meter,Low Oil Shutdown,Overload Protection
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- Sold Separately
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- 1-UL Listed
Ratings & Reviews
of customers recommend this product
- Peace of Mind
June 25, 2014
We are very happy with our Generac generator. After the last horrible winter we had and trying to keep our portable generator going in the extreme temps every time our power went out decided us it was time for an automatic back up generator. It is nice to have the peace of mind not to have to worry any more.
Visit or call your local Home Depot store to confirm availability. Check
This item has been discontinued The Home Depot no longer carries this specific product.
This item cannot be shipped to the following state(s):AK,CA,GU,HI,PR,VI