Connecticut

Heat pump incentives in Connecticut

Energize CT

verified 2026-07

up to $10,000

Energize CT Energy Optimization tier: up to $10,000 ($1,000/ton); standard air-source $250/ton (max $2,500). Cold-climate ENERGY STAR + HPIN contractor required.

Program source: energizect.com

Utility programs in Connecticut

These are the named utility and ratepayer rebates on file for Connecticut. You claim the one that serves your address, not the total. Each card carries the program’s own terms: what equipment qualifies, who is eligible, what the cap actually is, and whether it stacks.

Eversource Energy

energizect.com

$10,000

maximum

$1,000 per ton

You claim it after installPaid per ton

Energize CT administrator; EO tier $1,000/ton up to $10,000.

Equipment that qualifies
Energize CT qualifying cold-climate heat pump; Electrify Opportunity (EO) enhanced tier pays the top rate.
Who qualifies, and the cap
Eversource CT electric customers. EO tier $1,000/ton up to $10,000 whole-home.
Stacking
Statewide Energize CT program administered jointly with United Illuminating; income-eligible EO tier is the enhanced alternative, not additive.

United Illuminating (Avangrid)

energizect.com

$10,000

maximum

$1,000 per ton

You claim it after installPaid per ton

Energize CT administrator.

Equipment that qualifies
Energize CT qualifying cold-climate heat pump; EO enhanced tier pays the top rate.
Who qualifies, and the cap
United Illuminating (Avangrid) CT electric customers. EO tier $1,000/ton up to $10,000.
Stacking
Same statewide Energize CT program as Eversource; homeowner claims through one administrator.

What your system should be sized for

A heat pump in Connecticut should carry the house on the coldest design day, not the average one. These are the winter design temperatures our engine sizes against, in AHRI heating region IV (5,800 heating degree days at the Hartford reference metro).

CityDesign tempBasis
Hartford3°Fsourced
New Haven9°Festimated
Bridgeport10°Festimated
Stamford10°Festimated
Waterbury5°Festimated
Norwalk10°Festimated
Danbury6°Festimated
New Britain6°Festimated
Meriden7°Festimated
Bristol6°Festimated

Get notified when instant quoting opens in Connecticut

One email when your market goes live, plus an alert if a program on this page changes. Nothing else.

  • Rebate amounts are estimates and subject to change. Verify current program terms and eligibility before quoting a final net price.
  • Eligibility varies by income, equipment efficiency, utility territory, and program funding availability.
  • State and utility programs only. Federal 25C/25D tax credits expired 12/31/2025 and the DOE HEAR/HOMES rebate programs ended 5/29/2026; neither is included.
  • After-install rebates are claimed by the homeowner after installation and are not guaranteed at the point of sale.