Generac Power Systems - Guardian Series 20 kW
Guardian Series 20kW Gray Guardian Series 20 kW text header
One of the most powerful air-cooled generators on the market today, this unit provides whole house power protection for many homes. In addition to essential circuit coverage, the 20 kW unit can back up multiple air conditioners and remaining rooms in your home like home theaters and offices.

Generac's Nexus™ Controller is the most comprehensive available. The dual line, tri-lingual LCD display allows for easy monitoring and management of generator functions.

 Generac’s OHVI® engine is the only engine designed specifically for generator use, and has a significantly longer period between scheduled maintenance checkups than competitive engines.


Aluminum, all-weather enclosure prolongs the life of your generator with corrosion resistant protection from the elements, making it ideal for salt-air coastal climates. Modeled to withstand winds up to 150 mph. A Base fascia comes standard, providing protection against debris and rodents and completing the stylish look of your generator.

Simple field conversion from natural gas to LP.

TruePower™ Technology provides clean, smooth operation of sensitive electronics and appliances.

QuietTest™ Modefor a weekly self-test that runs quieter than other brands.

External GFCI Outlet
safely provides greater external usability during a power outage.

Hour meter monitors run time, providing information to determine maintenance intervals.

External "At-a-Glance" indicator lights offer an easy way to tell generator status without opening the generator enclosure.


Spec Sheet                      Spec Sheet - Prepackaged                                             

  Good Housekeeping Seal

Generac's Guardian Series standby generators have earned the Seal after review by the Good Housekeeping Research Institute.
                   

FEATURE

8 kW

10 kW

14 kW

17 kW

  20 kW

TruePower™Technology

QuietTest™ exercise mode 

 

 

 

 Aluminum enclosure with Rhinocoat™

 

 

 

 optional

Steel enclosure with Rhinocoat 

 

OHVI® engine

External GFCI outlet

 

 

 

Hour meter

Base fascia

 optional

 optional

 optional

 optional

Composite mounting pad



Download Generac's standard three year warranty