Top Generator Installation Companies in Nashville
4.Nashville generators //Your one source for power generation /service/ repairs all makes
4.2★ (34 reviews)
4.2★ from 34 reviews
Generator Installation Cost in Nashville
Local ranges, adjusted for area wage and cost-of-living data.
| Service | Typical range in Nashville |
|---|---|
| Whole-house standby generator, installed | $10,020–$16,032/job |
| Small standby generator (10-14 kW) | $7,014–$10,020/job |
| Large standby generator (26 kW+) | $15,030–$20,040/job |
Generator Installation prices in Nashville run about 0% above the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.
Quotes on this page come from 5 companies serving Nashville, rated 4.6★ on average across 1,187 customer reviews.
Nashville Climate & Seasonal Timing
What Nashville's weather means for scheduling generator installation.
- Last spring frost
- April 5
- First fall frost
- November 1
- Annual precipitation
- 47.25"
- Heating degree days
- 3,688
- Cooling degree days
- 1,647
| Month | Low | High | Precip |
|---|---|---|---|
| Jan | 28.4° | 46.9° | 3.75" |
| Feb | 31.6° | 51.8° | 3.94" |
| Mar | 39° | 61° | 4.11" |
| Apr | 47.5° | 70.5° | 4" |
| May | 56.8° | 78.2° | 5.5" |
| Jun | 65.4° | 86° | 4.14" |
| Jul | 69.5° | 89.3° | 3.64" |
| Aug | 68.4° | 89° | 3.17" |
| Sep | 60.7° | 82.4° | 3.41" |
| Oct | 48.9° | 71.7° | 3.04" |
| Nov | 39.4° | 60.3° | 4.31" |
| Dec | 31.3° | 49.5° | 4.24" |
NOAA station data 6.86 miles from Nashville.
Permits & Regulations in TN
Permit typically required
- Electrical projects of $25,000 or more require a Tennessee Board for Licensing Contractors license with the electrical classification
- Below $25,000, the state Limited Licensed Electrician license applies where the state fire marshal issues permits
- Counties with their own codes offices, such as Davidson, Knox and Shelby, license electricians locally
License required: Tennessee contractor license (electrical, $25,000+) or Limited Licensed Electrician
Sources: www.tn.gov, www.tn.gov
Generator Installation FAQs for Nashville
How much does a whole-house generator cost in Nashville?
A whole-house standby generator in Nashville typically runs $10020-$16032 installed, including the transfer switch, pad and gas hookup.
How many generator installers serve Nashville?
We track 5 generator installation companies serving Nashville.
Is generator installation in Nashville more expensive than average?
Electrician labor in Nashville runs about +0.2% versus the national average.
Do I need a permit for a generator in Nashville, TN?
In TN, Electrical projects of $25,000 or more require a Tennessee Board for Licensing Contractors license with the electrical classification. Standby generators in Nashville need an electrical permit and, for gas units, a gas permit.
What size generator does a Nashville home need?
It depends on what must run in an outage; with summer highs near 89F, keeping central air on in Nashville pushes most homes toward 18-24 kW.
Do generators work in Nashville winters?
Standby units are built for it; with winter lows around 28F in Nashville, ask about a cold-weather kit for the battery and oil.
How many quotes should I get for a generator in Nashville?
Three; with 5 installers serving Nashville, compare the kW size, transfer switch type and maintenance plan.
How long does generator installation take in Nashville?
Installation is usually one or two days, but permits and equipment lead times in Nashville can stretch the whole project to several weeks.
Explore nearby
Generator Installation in nearby cities
Other services in Nashville
- Tree Service in Nashville
- Painting in Nashville
- Pressure Washing in Nashville
- Locksmith in Nashville
- Window Replacement in Nashville
- Gutter Cleaning in Nashville
- Siding in Nashville
- Christmas Light Installation in Nashville
- Irrigation & Sprinkler Repair in Nashville
- Junk Removal in Nashville
- Drywall Repair in Nashville
- Foundation Repair & Waterproofing in Nashville
- Air Duct & Dryer Vent Cleaning in Nashville
- Drain Cleaning & Sewer Line in Nashville
- Plumbing in Nashville
- Water Heater Repair & Replacement in Nashville
- Water Softeners & Filtration in Nashville
- Kitchen Remodeling in Nashville
- Lawn Care in Nashville
- House Cleaning in Nashville
- Handyman in Nashville
- Roofing in Nashville
- Pool Cleaning in Nashville
- Bathroom Remodeling in Nashville
- Appliance Repair in Nashville
- Deck Building & Repair in Nashville
- Fence Installation in Nashville
- HVAC Repair in Nashville
- Chimney Sweep & Repair in Nashville
- Concrete, Driveways & Patios in Nashville
- Flooring Installation in Nashville
- Moving in Nashville
- Landscaping in Nashville
- Electrical in Nashville
- Security & Smart Home Installation in Nashville
- Window Cleaning in Nashville
- Carpet & Upholstery Cleaning in Nashville
- Solar Installation in Nashville
- Garage Door Repair in Nashville
- Insulation in Nashville
- Pest Control in Nashville