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.

　　- Want to learn about Standby generators and find the right one for you? Click here for our generator selector tool

　　- 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

　　- TOOL-LESS FUEL CONVERSION allows for easy switching between natural gas and LP fuels in the field.

　　- 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, ALL-WEATHER ALUMINUM ENCLOSURE WITH RHINOCOAT FINISH for superior corrosion-resistant protection from the elements, making it ideal for coastal, salt-air climates 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.