Generac Guardian 26kW Air-Cooled Home Standby Generator with 200A SE Transfer Switch — Model 7291
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At a glance
- Standby Power
- 26 kW LP / 22.5 kW NG
- Voltage/Phase
- 120/240V, Single-Phase
- Fuel
- Natural Gas or LP (field-selectable dual fuel)
- Engine
- Generac G-Force 1000, 999cc OHV V-Twin
- Cooling
- Air-cooled
- Sound Level
- 67 dBA normal operation / 57 dBA Quiet-Test exercise mode
- Connectivity
- WiFi-enabled Mobile Link remote monitoring included
- Transfer Switch
- 200A Service-Entrance Rated ATS included (NEMA 3R, indoor/outdoor)
- Dimensions
- 48" L x 25" W x 29" H
- Weight
- 518 lbs
- Warranty
- 5-Year Limited Warranty
Why this generator
- 26,000 watts of whole-house backup power on LP (22,500W on natural gas) - among the largest air-cooled home standby generators
- Includes a 200-amp service-entrance rated automatic transfer switch in a NEMA 3R enclosure for true whole-house coverage, indoors or out
- Built-in smart load management handles up to four air conditioners for whole-home comfort without oversizing
- USA-built 999cc G-Force 1000 V-Twin engine is purpose-built for generator duty with pressurized lubrication and low-oil shutdown
- Free Mobile Link WiFi remote monitoring sends status and maintenance alerts to your phone, tablet, or PC
- Quiet-Test self-test mode exercises at just 57 dBA, with clean sub-5% THD power safe for sensitive electronics
Everything you need to know
Generac Guardian Series 26kW air-cooled home standby generator (model 7291). Runs on natural gas or LP (field-selectable), WiFi-enabled with Mobile Link remote monitoring, aluminum enclosure.
Bundle includes a 200a se transfer switch — everything needed for a streamlined whole-home install.
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.
Is a transfer switch included?+
Yes — this configuration ships as a combo with a matched automatic transfer switch (ATS).
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.