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Generator Installation in Greenville, SC

Compare 3 local generator installation pros. Typical service: $9530–$15248.

Top Generator Installation Companies in Greenville

  1. 1.Priority Electrical Service

    4.9★ (651 reviews)

    4.9★ from 651 reviews

    +18648349955Website

  2. 2.SageCare Electric LLC

    5.0★ (45 reviews)

    5.0★ from 45 reviews

    +18642388678Website

  3. 3.U.S. Energy Solutions

    4.8★ (32 reviews)

    4.8★ from 32 reviews

    +18646864100Website

Generator Installation Cost in Greenville

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in Greenville
Whole-house standby generator, installed$9,530–$15,248/job
Small standby generator (10-14 kW)$6,671–$9,530/job
Large standby generator (26 kW+)$14,295–$19,060/job

Generator Installation prices in Greenville run about 5% below 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 3 companies serving Greenville, rated 4.9★ on average across 728 customer reviews.

Greenville Climate & Seasonal Timing

What Greenville's weather means for scheduling generator installation.

Last spring frost
March 28
First fall frost
November 10
Annual precipitation
50.77"
Heating degree days
3,287
Cooling degree days
1,643
MonthLowHighPrecip
Jan31.2°49.9°4.11"
Feb33.7°53.1°4.01"
Mar39.8°61.6°4.61"
Apr48.5°71.7°3.61"
May57.9°79.1°3.79"
Jun67°85.6°4.62"
Jul70.4°88.8°4.9"
Aug69.4°87.9°4.66"
Sep61.8°81.1°4.32"
Oct50.7°71.4°3.78"
Nov41.7°61.7°4.15"
Dec34°51.7°4.21"

NOAA station data 1.1 miles from Greenville.

Permits & Regulations in SC

Permit typically required

  • Residential electrical work over $500 requires a Residential Electrician license from the SC Residential Builders Commission
  • Commercial electrical work over $10,000 requires a Contractor's Licensing Board license with the electrical classification
  • Permits and inspections are issued by the county or city

License required: SC Residential Electrician license (work over $500)

Sources: www.llr.sc.gov

Generator Installation FAQs for Greenville

How much does a whole-house generator cost in Greenville?

A whole-house standby generator in Greenville typically runs $9530-$15248 installed, including the transfer switch, pad and gas hookup.

How many generator installers serve Greenville?

We track 3 generator installation companies serving Greenville.

Is generator installation in Greenville more expensive than average?

Electrician labor in Greenville runs about -4.7% versus the national average.

Do I need a permit for a generator in Greenville, SC?

In SC, Residential electrical work over $500 requires a Residential Electrician license from the SC Residential Builders Commission. Standby generators in Greenville need an electrical permit and, for gas units, a gas permit.

What size generator does a Greenville home need?

It depends on what must run in an outage; with summer highs near 89F, keeping central air on in Greenville pushes most homes toward 18-24 kW.

Do generators work in Greenville winters?

Standby units are built for it; with winter lows around 31F in Greenville, ask about a cold-weather kit for the battery and oil.

How many quotes should I get for a generator in Greenville?

Three; with 3 installers serving Greenville, compare the kW size, transfer switch type and maintenance plan.

How long does generator installation take in Greenville?

Installation is usually one or two days, but permits and equipment lead times in Greenville can stretch the whole project to several weeks.