Groton Utilities believes in "Efficiency through Electrification" and wants to help electrify your life!

Groton Utilities offers residential customers a variety of energy conservation programs to help you become more energy efficient. Use the Residential Energy Conservation Center to help you save money on large energy-efficiency purchases such as mini-split air conditioning, heat pump, water heaters, and electric vehicles.

Check this page for our current rebate offers and other helpful programs and tips to help lower your utility bills and save you money on energy efficiency purchases.

Residential Rebate Center

Save thousands of dollars on HVAC mini-splits, Heat Pump Water Heaters, and Smart Thermostats amongst other items. GU believes in the electrification of your home, vehicle, and your life in general and wants to help you save money along the way.

Visit our Rebate Center to save money while you conserve energy.

Rebate Expired: Electric Vehicle rebates are no longer available from Groton Utilities as of December 31, 2022.

Home Energy Audit

Groton Utilities residential Home Energy Savings Program, subsidized in part by a State of Connecticut grant, provides a comprehensive in-home energy assessment service for your dwelling. Free to Groton Utilities and Bozrah Light and Power customers!

Home Energy Savings (HES) Program

Attic Insulation Rebate

Having proper insulation in your home is the best way to save on your heating and cooling bills. Get a rebate of up to $2 (R-38) or $2.50 (R-49) per square foot for attic insulation if your home has electric heat and/or central air conditioning.

Residential Attic Rebate

Energy Saving Tips

There are so many ways to save money on your electric and water bill each month, you just need to know where to start. We've gathered up some of our best tips in one place to help save you a little bit on your monthly utility bill.

Energy Saving Tips

Electric Vehicle Information Center

Groton Utilities wants to help you buy an electric vehicle (EV). Through state and federal rebates you can save thousands of dollars on your EV purchase - and never buy gas again!

Visit our EV Information Center to learn about all the ways to save money on your EV purchase.

Electric Vehicle Information Center

Energy Star Rebate Finder

Find rebates and special offers near you on ENERGY STAR certified products. Products that earn the ENERGY STAR label meet strict energy-efficiency specifications set by the U.S. EPA helping you save energy and money while protecting the environment.

Energy Star Rebate Finder