Generac Guardian 22kW Air-Cooled Home Standby Generator — Model 7042
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At a glance
- Standby Power
- 22 kW LP / 19.5 kW NG
- Voltage/Phase
- 120/240V, Single-Phase, 60 Hz (100A max)
- Fuel
- Natural Gas or LP (field-selectable)
- Engine
- Generac G-Force 1000 Series, 999cc
- Cooling
- Air-cooled
- Sound Level
- 67 dBA normal / 58 dBA Quiet-Test exercise
- Connectivity
- WiFi Mobile Link remote monitoring
- Dimensions
- 48 in L x 25 in W x 29 in H
- Weight
- 466 lbs
- Warranty
- 5-year limited warranty
Why this generator
- 22,000 watts on LP (19,500 W on natural gas) - whole-home backup for most homes
- Purpose-built 999cc G-Force 1000 engine engineered for extended standby duty
- True Power Technology: clean power with less than 5% THD, safe for sensitive electronics
- Free WiFi Mobile Link monitoring from any smartphone, tablet, or PC
- Quiet-Test weekly self-test runs at just 58 dBA
- Corrosion-resistant aluminum enclosure with RhinoCoat powder-coat finish
Everything you need to know
Generac Guardian Series 22kW air-cooled home standby generator (model 7042). Runs on natural gas or LP (field-selectable), WiFi-enabled with Mobile Link remote monitoring, aluminum enclosure.
Genuine Generac unit from a factory-authorized dealer. Free shipping to the lower 48. Professional installation available in NC & SC.
Frequently asked questions
What fuel does the this generator run on?+
The unit runs on natural gas or LP (propane), selectable at install.
Does the price include installation?+
No — the online price covers the unit shipped free to the lower 48. Professional installation is available in NC & SC on a quote basis; outside that area we'll help you find a qualified local installer.
How fast does it ship?+
Free curbside / liftgate shipping to the contiguous 48 states. Most orders leave the warehouse in 3–5 business days.
What warranty is included?+
5-year limited factory warranty, registered and supported directly through Generac.
Is financing available?+
Yes — 0% APR financing is available on qualifying orders. Ask us for details before checkout.
Free curbside shipping
Liftgate delivery to the lower 48. Most orders leave the warehouse in 3–5 business days.
Install help, no upsell
We size, spec, and connect you with a vetted local installer — or talk your contractor through it for free.
Real Cummins warranty
Full 5-year / 2,000-hour limited warranty — registered and supported through Cummins directly.