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Home backup power. Comfort. Security. Convenience.

Permanently installed Generac backup generators protect your home automatically. They runs on natural gas or liquid propane (LP) fuel, and sit outside just like a central air conditioning unit. A home backup generator delivers power directly to your home’s electrical system, backing up your entire home or just the most essential items. Now coming with FREE Mobile Link™, allowing you to monitor the status of your generator on a phone, tablet, or computer from anywhere in the world. How It Works.

Mobile Link™ Remote Monitoring FREE with every Guardian Series Home Standby Generator

Allows you to monitor the status of your generator from anywhere in the world using a smartphone, tablet, or PC. Easily access information, such as the current operating status and maintenance alerts. With Mobile Link, you are taken care of before the next power outage.

Automatic Operation

Don’t worry about having to be there to start and turn off your Generac home backup generator because it does that automatically–whether you’re home or away.


The #1 Selling Brand of Home Backup Generators

Generac created the home backup generator category. Today, our generators are preferred by most homeowners who invest in home backup power.

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Refueling Not Necessary

Your Generac home backup generator runs on your existing natural gas or LP fuel supply. Save the gas cans for your other outdoor power equipment.

Power Directly to Your Home

You’ll never have to run an extension cord through a window or door again. Your Generac home backup generator safely delivers power right to your home’s electrical panel.


24/7/365 Customer Support

Power outages aren’t a 9-to-5 thing. That’s why we’re standing by all day every day from our headquarters in Wisconsin to answer any questions you might have.

A Generac home backup generator senses a power outage, turns on automatically, and delivers backup power to your home. It will run until utility power returns - whether that's in two hours or two weeks.

How it Works

Home Backup Generators: What Do I Need to Know?

We know a home backup generator is a big investment. Here’s what you need to know to make an informed decision about your Generac home backup generator purchase.

How Do I Choose the Right Generator for Me?

Generac has an online sizing calculator that can help you determine the right home backup generator for your unique needs. The best way, though, is to work with one of our 5000 dealers. They’ll help you select the right generator, and provide you with a risk free quote.

How Much is Everything Going to Cost?

Generac home backup generators start at $1,949–the most cost-effective on the market. Installation costs vary by system size, installation considerations, and local building codes. We recommend getting a risk free quote from a Generac dealer near you.

What’s Involved in Installing a Home Backup Generator?

Installing a home backup generator is an exciting time. Your installer will prepare the installation site outside your home, place the generator, run the natural gas or LP fuel line, install the transfer switch, and make all of the necessary electrical connections. And they will make sure that your backup generator runs properly, and is ready for its first power outage.

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How Do I Get Started?

You can begin exploring the full selection of Generac home backup generators. Use our interactive sizing guide to narrow down the selection. Then contact a Generac dealer for a free quote. And if you have any questions, you can chat with a Generac representative or contact us for more information.

Take the First Step Today
Request a FREE Quote

Ready to learn more about how the PWRcell Energy Storage
System can save you money on your monthly eletric bill
AND protect you and your family in the event of power outages?
Request your free, no-obligation quote today.
Incentives may be available in your area!