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NuWatt designs, installs, and manages solar, battery, heat pump, and EV charger systems across 9 states. One company, one warranty, one point of contact.
Get a Free QuoteCompare EV charging costs across 8 utilities and browse installation data for 96 towns. Rates 13.0¢–33.0¢/kWh by utility — about $9.90 per 100 miles at the highest rate.
13.0¢–33.0¢
/kWh by utility
$9.90
at high rate
$412
EV vs gasoline
8
2 IOU · 6 Muni · 0 Co-op
Connecticut homeowners across 96 towns are served by 8 electric utilities, with residential rates ranging from 13.0¢ to 33.0¢ per kWh. Even at the highest utility rate (33.0¢/kWh), charging an EV costs about $9.90 per 100 miles — compared to roughly $13.33 per 100 miles for gasoline. That translates to annual fuel savings of $412.
A Level 2 home charger (240V, 40-50A) adds 25-37 miles of range per hour, fully charging most EVs overnight. Charger units cost $500-$800 and installation runs $500-$1,500 depending on panel distance and whether a sub-panel upgrade is needed. Total cost before rebates is typically $1,000-$2,300.
The federal Section 30C EV charger tax credit (30% up to $1,000) is still available for installations completed by June 30, 2026. The Energize CT also offers up to $500 toward your charger purchase or installation. Energize CT Level 2 charger rebate. Many Connecticut utilities also offer their own EV charger rebates — browse the utility cards below for specifics.
NuWatt Energy installs EV chargers directly across Connecticut — licensed electricians, dedicated local crews. We handle the full process: electrical assessment, panel capacity check, charger selection, installation, and all permitting. Pair with a home solar system to charge your EV with free energy from your roof.
Based on highest utility rate of 33.0¢/kWh
EV Cost per 100 Miles
$9.90
30 kWh × 33.0¢/kWh
Gas Cost per 100 Miles
$13.33
$4.00/gal · 30 mpg
Annual EV Charging Cost
$1,188
12,000 miles/year
Annual Fuel Savings
$412
vs $1,600/yr gasoline
$500-$800
$500-$1,500
$1,000-$2,300
30% up to $1,000 for residential EV charger installation. Available for installations completed by June 30, 2026.
Energize CT Level 2 charger rebate.
Many Connecticut utilities offer EV charger rebates that stack with state programs. See the utility cards below for specific amounts.
8 utilities · sorted by rate
| Utility | Type | Rate | EV Charger Rebate | Net Metering | |
|---|---|---|---|---|---|
| Eversource CT | IOU | 33.0¢ | — | Details → | |
| United Illuminating | IOU | 31.0¢ | — | Details → | |
| Norwich Public Utilities | Municipal | 28.5¢ | $1,000 | Details → | |
| Bozrah Light & Power Company | Municipal | 22.3¢ | $600 | Details → | |
| South Norwalk Electric & Water | Municipal | 20.2¢ | $1,000 | Details → | |
| Groton Utilities | Municipal | 18.7¢ | $600 | Details → | |
| Wallingford Electric Division | Municipal | 16.6¢ | $500 | Details → | |
| Jewett City Department of Public Utilities | Municipal | 13.0¢ | $1,500 | Details → |
96 towns with utility-specific data
Our recommended Level 2 chargers, all Energy Star certified and compatible with every EV brand.
Based on highest utility rate of 33.0¢/kWh
NuWatt installs Level 2 chargers directly across Connecticut. Licensed electricians, dedicated local crews.
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