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United States · Free standby generator quotes across the US

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The basics

What is a standby generator?

A standby generator is a permanently installed backup power system that automatically turns on when your home loses power - usually within seconds of an outage. Unlike a portable generator that you drag out of the garage and manually connect, a standby generator sits outside your home, runs on natural gas or propane, and kicks in automatically without you doing a thing.

They're increasingly popular as power outages become more frequent and longer-lasting. If you work from home, have medical equipment, or just don't want to lose everything in your freezer during a storm, a standby generator is one of the most practical home investments you can make.

Pick your style

Types of standby generators

Air-cooled standby generator

The most common residential option - powers essential circuits or the whole home (7-20 kW)

Liquid-cooled standby generator

Larger, more powerful units for whole-home coverage in larger homes (22-150 kW)

Natural gas generator

Runs on your home's existing gas line - no fuel storage required

Propane generator

Ideal for homes without natural gas - requires a propane tank

Transfer switch only

For homes that already have a generator - adds automatic transfer capability

Why homeowners love it

Key benefits

Automatic - turns on within seconds of a power outage, no action required

Runs on natural gas or propane - no refueling, no running out of fuel

Powers your entire home or essential circuits depending on the size

Protects food, medical equipment, HVAC, and home security systems

Increases home value - buyers in outage-prone areas actively seek this feature

Runs weekly self-tests to ensure it's always ready when you need it

Compare options

Top providers compared

ProviderBest forStarting priceStandout feature
GeneracMost popular residential brand$5,000 installedWidest range of residential models
KohlerPremium quality and reliability$7,000 installedExceptional build quality
Briggs & StrattonValue-focused option$4,500 installedGood warranty for the price
CumminsCommercial-grade reliability$8,000 installedExtremely quiet operation
ChampionBudget-friendly option$4,000 installedGood entry-level choice

When was the last time your power went out? It'll happen again.

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1,234 homeowners requested generator quotes this week
Simple & fast

How it works

1

Tell us about your home

Share your home's square footage, fuel type (gas or propane), and what you need to power.

2

Get matched with installers

We connect you with a vetted local generator installation specialists.

3

Choose your installer

Review your quote, check the pro's reviews, and decide if they fit your budget and needs.

Plan smart

Helpful tools

Get a Quote

Describe your generator needs and get matched with local pros

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Cost Calculator

Estimate your generator cost based on home size and coverage needs

Calculate My Cost

Price by State

See average generator installation costs in your state

See State Prices

Comparison Table

Compare generator brands and installers side by side

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What to expect

The 9-step journey

  1. 01

    Assess your power needs

    Decide whether you want to power essential circuits only or your entire home.

  2. 02

    Choose your fuel type

    Natural gas is the most convenient if you have a gas line. Propane is the alternative for homes without gas.

  3. 03

    Choose your generator size

    A licensed electrician will calculate the right kilowatt capacity for your needs.

  4. 04

    Choose a location

    The generator needs to be placed outside, away from windows and doors, on a concrete pad.

  5. 05

    Get a free quote

    Submit your project on QuackQuack and connect with local installers.

  6. 06

    Compare your options

    Review each quote for the generator brand, size, installation scope, and warranty.

  7. 07

    Book your installation

    Confirm your chosen installer and agree on a date.

  8. 08

    Installation

    Most standby generator installations take 1-2 days. Permits are typically required.

  9. 09

    Never worry about a power outage again

    It runs a weekly self-test. You'll barely know it's there - until you need it.

Ballpark your budget

Cost calculator

Get a rough estimate of your standby generator cost based on your home size and coverage needs.

Under 1,500 sq ft(Dropdown)
Options: Under 1,500 sq ft / 1,500-2,500 sq ft / 2,500-4,000 sq ft / 4,000+ sq ft
Essential circuits only(Dropdown)
Options: Essential circuits only / Whole home
Natural gas(Dropdown)
Options: Natural gas / Propane
Yes(Dropdown)
Options: Yes / No / Not sure
Manual(Dropdown)
Options: Manual / Automatic (ATS)
Calculate my cost →
Know before you buy

Product guide

Insider know-how

Tips for choosing a generator installer

Use a licensed electrician

Standby generator installation involves electrical work - your installer must be a licensed electrician.

Ask about permit handling

Your installer should pull all necessary permits - electrical, gas, and building permits may all be required.

Choose a certified dealer

Generac, Kohler, and other manufacturers have certified dealer networks - certified installers are trained on the specific product.

Ask about the transfer switch

An automatic transfer switch (ATS) is essential for a standby generator - confirm it's included in the quote.

Ask about the maintenance plan

Annual maintenance keeps your generator ready - ask if your installer offers a maintenance plan.

Consider the warranty

Look for at least a 5-year warranty on the generator and a 1-year warranty on the installation.

A standby generator turns on automatically. You don't have to do anything.

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Real homeowners

What homeowners say

"After Hurricane Harvey, we swore we'd never be without power again. QuackQuack connected us with a Generac installer who had us up and running in two days. We've been through two major storms since and haven't lost power for a second."
James H.
Houston, TX
"My husband is on medical equipment that requires power. Getting a standby generator was non-negotiable for us. QuackQuack made finding a qualified installer easy and the whole process was smooth from start to finish."
Barbara K.
Raleigh, NC
"I got a quote through QuackQuack and the installer I chose was the most thorough - he sized the generator correctly for our home and handled all the permits. The generator has already kicked in twice during storms. Best investment we've made."
Tom M.
Atlanta, GA

Standby generators start at $4,000 installed. Find out what yours will cost.

Free, no-pressure quote from a vetted local pro.

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Ready to never worry about a power outage again?

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Available in all 50 states · Top markets
TexasNorth CarolinaGeorgiaFloridaOhioPennsylvaniaNew YorkVASCTN
Got questions?

Frequently asked questions

Quick gut check

Signs you need it

  • You've lost power more than once in the past year and it lasted more than a few hours
  • You work from home and a power outage costs you real money
  • You have medical equipment or a family member who depends on powered devices
  • You have a sump pump - and you've thought about what happens if it loses power during a flood
  • You're tired of throwing away spoiled food after every storm
Be the smart shopper

What to ask your pro

  1. 1

    What size generator are you recommending and how did you calculate that?

  2. 2

    Are you a certified dealer/installer for the brand you're quoting?

  3. 3

    Does the quote include the automatic transfer switch, concrete pad, and permit fees?

  4. 4

    What is the warranty on the generator and on your installation?

  5. 5

    Do you offer an annual maintenance plan?

Over 1,200 homeowners found a generator installer through QuackQuack last month.

Disclaimer: QuackQuack is a matching service and does not provide installation services directly. Pricing varies by location, scope, and contractor.