with a fully automatic standby generator
    installed by O.J. Mann Electric Services.
  • Convert your Portable
    Gasoline Generator!
    Kits available for propane
    and natural gas, starting at $500.
  • Statewide Generator Servicing
    for Generac, GE, and Kohler generators,
    with over 2000 customers
    throughout all of Connecticut.
  • Full Line Availability
    7-20kW Standby Generators
    Portable Generators
    Full Installation

The O.J. Mann Advantage

Complete State Coverage

We service the entire state of Connecticut, having installed and maintain over 2000 generators.

Large Selection

No other dealer in Connecticut offers the sale, service, and selection from all three manufacturers of standby generators: Generac, GE, and Kohler.

Company Direct

O.J. Mann Electric orders, installs, and maintains our generators with all in-house technicians for service and installation. No sub contractors.

Factory Certification

Our electricians are factory certified for installation, repair, and warranty.

If you like what you see, let's work together.

Get a Quote

O.J. Mann Electric Services, Incorporated is a commercial, residential, and industrial electrical contractor, as well as a full service service generator dealer. We have been servicing customers throughout the state of connecticut for over 50 years.


Our Address

1484 Highland Avenue
Unit 4B
Cheshire, CT 06410
(203) 250-8715

Standby Generator
Sales & Service Dealer