Eversource Battery Storage Rebate

Eversource Energy (CT Energize)

Available Solar & Renewable

About This Program

Rebates for residential battery energy storage systems installed in Connecticut homes served by Eversource. Incentives are $300 per kWh of storage capacity up to $5,000. Can be paired with solar or installed standalone for backup power and grid resilience.

Rebate for typical 10-15 kWh home battery storage system

Official program page checked live on 2026-06-17.

Data last verified 2026-06-09. How we verify our data.

Key Details

  • $300 per kWh of storage capacity
  • Maximum rebate of $5,000
  • Can be paired with solar or standalone
  • Provides backup power during outages
  • All Eversource electric customers eligible

How to Apply

Get free help applying Visit Official Program Page Track this program

(877) 947-3873

A grant-savvy contractor in Wethersfield, CT can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Wethersfield early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • A recent utility bill for the home (energy and weatherization programs use it to confirm service and usage).
  • Photos of the problem area or the work to be done.
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Ongoing, subject to annual budget

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