Generac 70391 | 20/18 KW Wi-Fi Air-Cooled Standby Generator


SKU: 70391


Generac 70391 | Guardian 20kW Aluminum Automatic Standby Generator with Wi-Fi and 200A SE Rated 


 Generac's Guardian Series generators provide the automatic backup power you need to protect your home and family during a power outage. Now coming with FREE Mobile Link, allowing you to monitor the status of your generator on a phone, tablet or computer from anywhere in the world. Connected to your existing LP or natural gas fuel supply, it starts within seconds of sensing power loss - automatically - and runs for as long as necessary until utility power returns. Choose from just enough power to cover essential circuits or whole house coverage. Generac's Guardian Series offers benefits that few competitors can match. Engineered and built in the U.S.A., the new lineup of home standby generators are engineered to save you money on installation while offering the same reliability and peace of mind you get from all Generac home standby generators.


  • Mobile Link WiFi Remote Monitoring. 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
  • Included with the Generac model 70391 20kW is the 200A Service Rated Transfer Switch. The Nema 3R rated switch allows it to be mounted indoors or outdoors for ultimate flexibility during the installation!
  • Generac's brand new lineup of automatic home standby generators feature the latest in technology and ease-of-install features!
  • Aluminum all weather enclosure
  • Direct-To-Dirt composite pad. Complex lattice design prevents settling or sinking of the generator system
  • Integral sediment trap prevents particles and moisture from entering the fuel regulator and engine, prolonging engine life
  • True Power™ technology delivers best-in-class power quality with less than 5% total harmonic distortion for clean, smooth operation of your sensitive electronics and appliances
  • 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
  • Evolution controller features a multilingual, two-line LCD text display with color-coded, backlit buttons
  • Tool-less fuel conversion allows you to switch between natural gas and LP fuel in the field in a few seconds, without the need for any tools
  • Note that the rodent guard shown in the images is an accessory for this generator and available below