Guardian 20 kW

Full House Transfer Switch

Model #7039

The second to largest air cooled standy generator offered by Generac, the 20 kW provides full house power protection for your home. This model is can load manage major electric appliances.

Get a Quote

Categories: ,

    Your Guardian Series generator might have to get you through days—or weeks—without utility power. Its OHVI engine, specifically designed for generator use, provides the reliability to power through the most severe outages.


    Thanks to Quiet-Test, your Guardian Series home backup generator runs its weekly self-test at a lower RPM.


    Mobile Link is the cellular remote monitoring system from Generac that lets you check on your generator’s status even when you are away using your computer, tablet or smartphone.


    Best-in-class power quality with less than 5% total harmonic distortion means clean, smooth operation of your sensitive electronics and appliances.


    The next generation of intuitive controllers features a multilingual, two-line LCD text display with color-coded, backlit buttons.

Transfer Switch Type: 100 or 200 Amp Service Rated
Natural Gas Rating: 18 kW
Amps @ 240V LPG: 83.3
Amps @ 240V NG 75
Fuel Consumption @ 1/2 Load - NG cu. ft/hr: 205
Fuel Consumption @ Full Load - NG cu. ft/hr: 308
Fuel Consumption @ 1/2 Load - LPG cu. ft/hr (gal/hr): 75.6 (2.08)
Fuel Consumption @ Full Load - LPG ch. ft/hr (gal/hr: 140 (3.85)
Gas Pressure on Water Column (NG Only): 3.5 to 7 Inches
db(A) at Exercise: 60
db(A) at Normal Operating Load 66
Enclosure: Aluminum
Enclosure Color: Gray
Standard Warranty: 5-Year Limited (2 Years Parts/Labor - 3 Year Select Parts)
Extended Warranty: 5-Year Extended (5 Year Parts/Labor
Dimensions: 48" x 25" 29 1/2"
Weight: 451 lbs.
Sell Sheet:
Spec Sheet:
5 Year Limited Warranty:
5 Year Extended Warranty:
7 Year Extended Warranty:
10 Year Extended Warranty:

Complementary Products