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Eversource Heat Pump Rebate

In Connecticut, up to $10,000 is paid through the Eversource heat pump rebate for a heat pump system that heats an entire home. Eversource customers in Connecticut, Massachusetts and New Hampshire can claim rebates. You can earn up to $900 in Connecticut for a heat pump water heater. Massachusetts households that qualify by income can get as much as $16,000.

Find out what your address receives

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Cold-climate heat pump outdoor unit on a wall bracket beside a clapboard house in light snow, the kind of install Connecticut heat pump rebates help pay for
Heat pump rebate (income does not matter)
Up to $10,000 In Connecticut
If you meet income limits
Up to $16,000 In Massachusetts
Heat pump water heater
$900 Connecticut
Federal tax credit under 25C
Ended No credit is available for any heat pump installed after 31 December 2025.

To apply, use the official pages, where you can also check the current rules: Energize CT Residential Air Source Heat Pump Rebates; Energize CT Residential Heat Pump Water Heater Incentive; Mass Save Air Source and Ground Source Heat Pump Rebates; NHSaves Air-Source Heat Pump Rebates; NHSaves Heat Pump Water Heater Rebate

Eversource Heat Pump Rebate Amounts

By system type and household income, these Eversource rebates pay part of the cost for a heat pump or for a heat pump water heater.

What you installRebateWhoConditionsProgramState
Energy Optimization: an air-to-water or air source heat pump that replaces propane, natural gas, oil, or electric resistance heatingInstalls starting 1 Sept 2026: $1,500 per ton, with a $10,000 maximumAny incomeFull displacement qualifies, or integration with a qualified integrated control; for Jan 1-Aug 31, 2026 installs, the rate was $1,000/ton, with an enhanced $1,500/ton based on income or electric resistanceAir source heat pump rebates (Energize CT)Connecticut
Standard air source heat pump (replaces a heat pump; serves an unconditioned space; has no integrated control; or provides cooling only)$250/ton up to $2,500Any incomeThe Energize CT Heat Pump Qualified Product List must include itAir source heat pump rebates (Energize CT)Connecticut
Income-based enhanced Energy Optimization incentive$1,500 per ton, up to $10,000Income-qualifiedVerification through Energize CT Income-Verification is required, and household income must fall below 80% AMI but stay above 60% SMI. For Apr 1-Aug 31, 2026 installs, this condition applies; from Sept 1, every qualifying install receives up to $1,500/tonAir source heat pump rebates (Energize CT)Connecticut
ENERGY STAR heat pump water heater$900 for qualifying unitsAny incomeThe unit must be listed on the HPWH QPL; integrated >= 3.40 UEF (120V/15A >= 2.20); split >= 2.20 UEFWater heater incentive (Energize CT)Connecticut
Income-eligible enhanced installation incentiveEnhanced incentive of $1,000 (up to $1,900 total)Income-qualifiedVerify income through the Energize CT portal; use a licensed contractor; the installation date must be June 1, 2026, or laterWater heater incentive (Energize CT)Connecticut
Whole-Home air source heat pump$2,650 per ton, capped at $8,500Any incomeUse it as the sole heating/cooling source. The home must be sufficiently weatherized and the Whole-home Verification Form signed. It replaces electric resistance (electric sponsor), propane, oil, or natural gas (gas sponsor); installation must fall within Jan 1-Dec 31, 2026; each account may receive one rebateHeat pump rebates for air and ground source systems (Mass Save)Massachusetts
Partial-Home air source heat pump$1,125 per ton, capped at $8,500Any incomeKeep your existing boiler/furnace for backup use, with an integrated control listed in the Mass Save QPL. A $500 weatherization bonus and a $500 sizing bonus are availableHeat pump rebates for air and ground source systems (Mass Save)Massachusetts
Whole-Home ground source heat pump$13,500 per homeAny incomeHeating and cooling must come only from this source; ENERGY STAR required. The amount drops to $12,000 per home for installations on or after Jan 1, 2027Heat pump rebates for air and ground source systems (Mass Save)Massachusetts
Partial-Home ground source heat pump$2,000 per ton, up to $13,500Any incomeHeat pump rebates for air and ground source systems (Mass Save)Massachusetts
Enhanced air source heat pump based on income, for a whole home or a partial homeThe rebate can cover as much as $16,000. Through Turnkey Services, it can also cover the full costIncome-qualifiedYou must verify income in the Enhanced Incentive range; the home must already use fuel oil, propane or electric; and weatherization recommendations must be finishedHeat pump rebates for air and ground source systems (Mass Save)Massachusetts
Enhanced (income-based) ground source heat pumpUp to $25,000Income-qualifiedOne rebate per customer account. The maximum rebate is $25,000Heat pump rebates for air and ground source systems (Mass Save)Massachusetts
Air-source heat pump (ducted or ductless)$250 per tonAny incomeYour natural gas, propane, or oil HVAC system is being replaced. The unit must be listed in the NHSaves Heat Pump Qualified Product List, and each account is limited to 5 tonsAir-source heat pump rebates (NHSaves)New Hampshire
Ducted or ductless air-source heat pump that replaces electric resistance heating$2,000 per ton for installations from March 23 through December 31, 2026Any incomeHome heating relies mainly on permanent, working electric resistance heat; pre-verification is required; installs from Jan 1 through Mar 22, 2026 receive $1,250/ton; each account is limited to 5 tonsAir-source heat pump rebates (NHSaves)New Hampshire
Heat pump water heater up to 85 gallons$900Any incomeENERGY STAR; integrated >= 3.30 UEF (>= 2.80 for 120V/15A); split >= 2.80 UEF; purchase period Jan 1 - Dec 31, 2026Water heater rebate (NHSaves)New Hampshire

Claiming Eversource Heat Pump Rebates

  • In Connecticut, Energize CT rebates cover air source heat pumps. You can pre-verify online before installation, and the Smart-E special offer requires that step. This pre-verification ends after 60 days or at year end. After installation, submit your request online or by mail along with the final paid invoice. The incentive period is 01/01/26 - 12/31/26. Only a contractor from the Energize CT Heat Pump Installer Network may perform the installation.
  • Connecticut (Energize CT) water heater incentive: Participating Lowe's and Home Depot stores offer an instant rebate, and you must validate eligibility online for a barcode. You can also go through contractors/distributors or apply after purchase through the Energize CT rebate portal. A licensed contractor must handle installation to receive the enhanced incentive.
  • Massachusetts rebates for air and ground source heat pumps (Mass Save): After installation, the customer or contractor sends the form online or by mail. For installs dated Jan 1-Dec 31, 2026, the form and documents must arrive by February 28, 2027. Starting Oct 1, 2026, serial-number nameplate photos are required. The work must be done by a contractor who takes part in the Mass Save Heat Pump Installer Network.
  • Through NHSaves, New Hampshire offers rebates for air-source heat pumps. After installation, send the rebate form by mail or online. The installation must happen January 1 - December 30, 2026, with a postmark deadline of January 30, 2027. Customers with electric resistance must complete pre-verification through NHSaves.com/GetVerified before the installation begins.
  • In New Hampshire, the NHSaves water heater rebate offers an instant rebate through the installer at a distributor that participates (tanks <= 55 gal), an instant Eversource rebate at Home Depot/Lowe's, or the online/mail-in form, which must be postmarked by January 31, 2027.

Get quotes from installers with this rebate included

Most rebates on this page are paid through the installer or need the installer's paperwork, so the quote is where the money is settled. Tell us the ZIP code and what you want installed, and installers who work with these programs send a written price with the rebates taken off.

You consent to up to three heat pump installers, or one firm that pairs homeowners with installers, in your ZIP code reaching you about this project by call, text or email at the number and address you entered when you send this request, and those calls and texts may be placed with automated dialing technology. Agreeing is not a condition of any purchase or rebate.

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