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About Constellation

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

- Susan from Ellington

6 Month Fixed Rate
  • 6 months
  • Plan MRC $0
10.990¢
effective rate per kWh

6 Month Home Power Plan

Call 855-798-9075
18 Month Fixed Rate
  • 18 months
  • Plan MRC $0
14.490¢
effective rate per kWh

18 Month Home Power Plan

Call 855-798-9075
Rates as of May 28, 2026 at 10:28 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 Spring 2026

What is the Best Electricity Rate in Connecticut for Spring 2026

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