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About Constellation

Changing suppliers was quick and easy. A very competitive price and a smooth transition.

- Susan from Ellington

N/A Month Fixed Rate
  • N/A months
  • Plan MRC $0
N/A¢
effective rate per kWh

N/A

Call N/A
18 Month Fixed Rate
  • 18 months
  • Plan MRC $0
14.790¢
effective rate per kWh

18 Month Home Power Plan

Call 855-798-9075
Rates as of Jun 09, 2026 at 11:54 AM

Eversource and United Illuminating Default Service Rates

Eversource Utility is 12.64¢ per kWh - effective 1/1/26 - 6/30/26

United Illuminating Utility is 13.69¢ per kWh - effective 1/1/26 - 6/30/26

Eversource Tells Customers to Shop 3rd Party Suppliers.

Video: What is the Best Electricity Rate in Connecticut for Summer 2026

What is the Best Electricity Rate in Connecticut for Summer 2026

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