Generac Generator Cost Guide

What is the average cost of installing a Generac generator?

The average cost to install a Generac generator in Cumming, GA and surrounding areas ranges from $7,000 to $15,000, depending on the size of your home and the complexity of the installation. Hiring the right licensed Generac installer ensures your standby power system is done safely and up to code.

Generac Generator Cost by Home Size

Under 1,500 Sq Ft

A Generac 14kW to 16kW unit typically costs $6,000 to $9,000 installed.

1,500 to 2,500 Sq Ft

A Generac 18kW to 22kW unit typically costs $8,000 to $13,000 installed.

2,500 Sq Ft & Up

A Generac 24kW to 26kW unit typically costs $12,000 to $18,000 installed for whole-home backup.

Generac Installation Cost Breakdown

Your Generac installation cost is made up of several components. Here is a general breakdown:

  • Generac generator unit: $3,000 to $7,000
  • Automatic transfer switch: $800 to $1,500
  • Concrete pad & site prep: $500 to $1,500
  • Labor, gas line & electrical: $2,500 to $5,000

This is a job for a licensed electrician. Never attempt generator installation yourself without proper training.

Three Generac electrical transfer switches mounted on a white wall with lumber company branding visible below

Factors That Affect Generac Installation Cost

Generator Size

Larger Generac models cost more for both the unit and installation.

Fuel Source

Natural gas hookups are common in Cumming, GA, while propane may require tank installation.

Distance From Panel

Longer runs from the gas line and electrical panel add material and labor costs.

Site Preparation

Uneven ground, landscaping, or a location far from utilities adds prep work and cost.

Panel Upgrades

If your electrical panel needs an upgrade to support the generator, costs increase.

Permits & Code

Local Cumming, GA permits and inspections are required and add to the total cost.

When to Call an Electrician

Some generator problems signal a serious electrical hazard. Call a licensed electrician right away if you notice any of these warning signs:

  • The generator won't start during an outage
  • Burning smells or smoke near the generator
  • The transfer switch keeps tripping
  • Flickering lights or uneven power output
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Related Electrical Services

Areas We Serve

Hot Spot Electrical installs Generac generators throughout Cumming, GA and the surrounding North Atlanta area:

Frequently Asked Questions