Never feel powerless with the #1 selling home standby generator.  Choose the generator four out of five families have already installed. Protect your home or business with the preferred 24/7 backup power protection of Generac.  

• Automatic, hands-free backup powersupply for home or business.
• Kicks in within ten seconds of determining power loss. Your life won’t miss a beat.
• Easiest installation and best value on the market - many models pre-packaged with a pre-wired transfer switch. All models include mounting pad.
• TruePower™ Technology provides clean, smooth operation of sensitive electronics and appliances.
• Quiet-Test™ mode for a weekly self test that’s quieter than other brands.  
• The most environmentally friendly generator on the market - consumes less fuel and releases fewer emissions.

GUARDIAN SERIES 8KW

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage. The most affordable automatic standby generator on the market offers protection for half the cost of central air conditioning.

• 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.
• Simple field conversion from natural gas to LP.
• Generac’s OHVI® engine   was designed specifically for generators. It outperforms most competitive generator engines with an engine life that is three to four times longer and has a significantly longer period between scheduled maintenance checkups.
• TruePower™ Technology provides clean, smooth operation of sensitive electronics and appliances.
• Sturdy, galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection, modeled to withstand 150 mph winds.
• External “At-a-Glance” indicator lights offer an easy way to tell generator status without opening the generator enclosure.
• Added Sound Reduction with enclosures that are lined with sound reducing foam panels for further noise reduction.
• Hour Meter monitors run time, providing information to determine maintenance intervals.
• Easiest installation on the market and an excellent value when purchased pre-packaged with a pre-wired transfer switch, or customize your system by purchasing the generator and transfer switch separately. Composite mounting pad is included, eliminating the need to pour a concrete base.

Spec Sheet

GUARDIAN SERIES 10KW

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage. Has the ability to backup a 3-ton air conditioner, well pump or water heater, and the main rooms of your house.

• 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.
• Simple field conversion from natural gas to LP.
• Generac’s OHVI® engine   was designed specifically for generators. It outperforms most competitive generator engines with an engine life that is three to four times longer and has a significantly longer period between scheduled maintenance checkups.
• TruePower™ Technology provides clean, smooth operation of sensitive electronics and appliances.
• Sturdy, galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection, modeled to withstand 150 mph winds.
• External “At-a-Glance” indicator lights offer an easy way to tell generator status without opening the generator enclosure.
• Added Sound Reduction with enclosures that are lined with sound reducing foam panels for further noise reduction.
• Hour Meter monitors run time, providing information to determine maintenance intervals.
• Easiest installation on the market and an excellent value when purchased pre-packaged with a pre-wired transfer switch, or customize your system by purchasing the generator and transfer switch separately. Composite mounting pad is included, eliminating the need to pour a concrete base.

Spec Sheet

GUARDIAN SERIES 14KW

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage. This unit is powerful enough to backup a 4 or 5 ton air conditioner in addition to your home office, garage or additional bedrooms or baths.

• 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.
• Simple field conversion from natural gas to LP.
• Generac’s OHVI® engine   was designed specifically for generators. It outperforms most competitive generator engines with an engine life that is three to four times longer and has a significantly longer period between scheduled maintenance checkups.
• TruePower™ Technology provides clean, smooth operation of sensitive electronics and appliances.
• Sturdy, galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection, modeled to withstand 150 mph winds.
• External “At-a-Glance” indicator lights offer an easy way to tell generator status without opening the generator enclosure.
• Added Sound Reduction with enclosures that are lined with sound reducing foam panels for further noise reduction.
• Hour Meter monitors run time, providing information to determine maintenance intervals.
  Easiest installation on the market and an excellent value when purchased pre-packaged with a pre-wired transfer switch, or customize your system by purchasing the generator and transfer switch separately. Composite mounting pad is included, eliminating the need to pour a concrete base.

Spec Sheet

GUARDIAN SERIES 17KW

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage or up to whole house coverage when paired with one of Generac’s load shedding devices. Capable of backing up a five ton air conditioner.

• 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.Simple field conversion from natural gas to LP.
• Generac’s OHVI® engine  was designed specifically for generators. It outperforms most competitive generator engines with an engine life that is three to four times longer and has a significantly longer period between scheduled maintenance checkups.
• TruePower™ Technology provides clean, smooth operation of sensitive electronics and appliances.
• Choose from premium all-weather aluminum or sturdy galvanneal steel enclosures for superior protection against the elements, modeled to withstand 150 mph winds.
• QuietTest™ Mode for a weekly self-test that runs quieter than other brands.
• External "At-a-Glance" indicator lights offer an easy way to tell generator status without opening the generator enclosure.
• Added Sound Reduction with enclosures that are lined with sound reducing foam panels for further noise reduction.
• Hour Meter monitors run time, providing information to determine maintenance intervals. 
• Easiest installation on the market and an excellent value when purchased pre-packaged with a pre-wired transfer switch, or customize your system by purchasing the generator and transfer switch separately. Composite mounting pad is included, eliminating the need to pour a concrete base.

Spec Sheet

GUARDIAN SERIES 20KW

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 was designed specifically for generators. It outperforms competitive generator engines with an engine life that is three to four times longer and has a significantly longer period between scheduled maintenance checkups.
• 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

GUARDIAN SERIES 25KW

The solid, reliable, increased horsepower of an automotive-style, liquid cooled engine provides whole house power protection for larger homes and essential circuit protection for small and medium businesses such as gas stations, restaurants and offices.

• The best liquid cooled engine packs more power into a smaller footprint - ideal when space is a premium.
• 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.
• Quiet-Test™ mode for a weekly self test that runs quieter than other brands. Patented, programmable feature validates proper operation. Runs at lower RPM for reduced noise, less fuel consumption, and fewer emissions.
  Sturdy galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection.
• Clean burning, continuous fuel choice of natural gas to LP.
• Neutral styling, color and small footprint fits unobtrusively into landscaping.

Spec Sheet

GUARDIAN SERIES 30KW

Solid, reliable, increased horsepower of an automotive-style, liquid cooled engine provides whole house power protection for larger homes and essential circuit protection for small and medium businesses such as convenience stores, restaurants and offices.

• The best liquid cooled engine packs more power into a smaller footprint - ideal when space is a premium.
• 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.
• Quiet-Test™ mode for a weekly self-test that runs quieter than other brands. Patented, programmable feature validates proper operation. Runs at fewer RPM for reduced noise, less fuel consumption, and fewer emissions.
• Sturdy galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection.
• Clean burning, continuous fuel choice of natural gas to LP.
• Neutral styling, color and small footprint fits unobtrusively into landscaping.

Spec Sheet

GUARDIAN SERIES 45KW

Solid, reliable, increased horsepower of an automotive-style, liquid cooled engine provides whole house power protection for larger homes and essential circuit protection for small and medium businesses such as pharmacies, restaurants and municipal buildings.

• The best liquid cooled engine packs more power into a smaller footprint - ideal when space is a premium.
• 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.
• Quiet-Test™ mode for a weekly self test that runs quieter than other brands. Patented, programmable feature validates proper operation. Runs at lower RPM for reduced noise, less fuel consumption, and fewer emissions.
• Sturdy, galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection.
• Clean burning, continuous fuel choice of natural gas to LP.
• Neutral styling, color and small footprint fits unobtrusively into landscaping.

Spec Sheet

GUARDIAN SERIES 60KW

Solid, reliable, increased horsepower of an automotive-style, liquid cooled engine provides whole house power protection for larger homes and essential circuit protection for small and medium businesses such as retail centers, restaurants, churches and offices.

• The best liquid cooled engine packs more power into a smaller footprint - ideal when space is a premium.
• 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.
• Quiet-Test™ mode for a weekly self-test that runs quieter than other brands. Patented, programmable feature validates proper operation. Runs at lower RPM for reduced noise, less fuel comsumption and fewer emissions.
  Sturdy, galvanneal steel enclosure with RhinoCoat™ finish for superior weather protection.
• Clean burning, continuous fuel choice of natural gas to LP.
• Neutral styling, color and small footprint fits unobtrusively into landscaping.

Spec Sheet