Electrical Services in Windham Connecticut

Licensed Residential, Commercial & Industrial Electrical Work

Expert Electrical Solutions for
Windham CT

Full-Service Electrical Installations, Repairs, and Upgrades

At Mainline Electric, we provide trusted, code-compliant electrical services for homeowners, businesses, and industrial clients across Windham Connecticut. Our licensed electricians bring years of hands-on experience to every job—from small wiring repairs and panel upgrades to generator installations, EV chargers, lighting renovations, and 24/7 emergency services. We proudly serve customers throughout Hartford County, Tolland County, Windham County, Middlesex County and New London County, delivering responsive service and reliable results. Whether you need residential troubleshooting, commercial lighting, or industrial power upgrades, Mainline Electric has you covered.

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Our Services

Comprehensive Electrical Services for Residential, Commercial & Industrial Clients

From Emergency Repairs to Full-System Installations – We Do It All

At Mainline Electric, we offer a full range of licensed electrical services for residential, commercial, and industrial properties across Northern Connecticut. Whether you need standby generator installation, EV charger setup, panel upgrades, or 24/7 emergency repairs, our experienced electricians have you covered. We specialize in lighting renovations, pool and hot tub wiring, mini split and A/C condenser connections, shed and garage wiring, and more. From parking lot lighting to bucket truck services, we deliver safe, code-compliant work with a focus on quality and reliability. No job is too big or small—count on us to keep your property powered, protected, and up to code.

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Residential

Mainline Electric is a top-rated residential electrician in Windham CT, offering panel upgrades, wiring, lighting, and more. Trusted across Windham County.

Commercial

We provide full-service solutions as a commercial electrician in Windham County CT, handling lighting, upgrades, troubleshooting, and code-compliant wiring.

Industrial

Serving plants and warehouses in Windham County, our industrial electricians deliver high-voltage systems, power distribution, and custom electrical installs.

24/7 Emergency

When you need an emergency electrician in Windham CT, we respond fast—day or night. Power outages, panel issues, and urgent repairs handled quickly.

Generator Installation

We install Kohler and Generac generators for homeowners in Windham CT. Stay protected during outages with expert generator installation and wiring.

Panel Upgrades

Upgrade your outdated electrical panel with Mainline Electric. We install modern, code-compliant panels across Windham CT and surrounding towns.

Parking Lot Lighting Installation & Repairs

We service parking lot lighting systems for residential buildings and businesses in Windham County CT. LED retrofits, repairs, and upgrades.

Lighting Upgrades & Renovations

Upgrade your home with energy-efficient lighting in Windham CT. We design and install modern lighting systems inside and out.

EV Charger Installation

We install EV chargers at homes across Windham CT. Tesla, ChargePoint, and Level 2 systems set up by certified electricians in Windham County.

Mini Split & A/C Condenser Wiring

Need wiring for your mini split or AC unit in Windham CT? We install dedicated circuits to keep your systems running efficiently and safely.

Pool & Hot Tub Wiring

Our team provides safe, code-compliant wiring for pools and hot tubs in Windham County, including new hookups, GFCI protection, and bonding.

Bucket Truck Services

Our bucket truck services in Windham CT handle high-reach lighting, signage, and pole-mounted electrical work. Safe, efficient, and fully licensed.

Surge Protection

We install whole-home surge protection in Windham CT to safeguard your appliances and panel from lightning strikes and power surges.

Troubleshooting

& Repairs

Flickering lights? Breakers tripping? Call Mainline Electric for expert electrical troubleshooting and repairs in Windham CT.

Shed & Garage Wiring

Get power to your garage, barn, or shed. We install lighting and outlets in detached structures across Windham CT with weatherproof wiring.

Our Service Area

Expert Electrical Services in Windham CT and beyond

Mainline Electric is your trusted local electrician serving homeowners, businesses, and contractors throughout Northern Connecticut, including Hartford County, Tolland County, Windham County, Middlesex County and New London County. Whether you're in a quiet suburban neighborhood or managing a large commercial property, we bring licensed expertise, fast response times, and reliable service right to your door. Our team is proud to be rooted in the communities we serve—providing expert electrical solutions backed by professionalism, safety, and local know-how. No matter where you are in our service area, you can count on Mainline Electric to keep the power flowing.

Services

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Our Service Areas

Hartford • Middlesex • New London • Tolland • Windham Counties

At Mainline Electric, we proudly serve homeowners, contractors, and businesses across Northern Connecticut with expert residential, commercial, and industrial electrical services. From panel upgrades and standby generator installations to lighting, troubleshooting, and EV charger wiring—our licensed electricians are committed to delivering high-quality, code-compliant work across a wide area.

Whether you're in a busy commercial zone in Windham or a quiet residential neighborhood in Windham County, you can count on fast, professional service from a team that knows your community.

Serving Northern and Eastern Connecticut

Hartford County

Avon
Berlin
Bloomfield
Bristol
Burlington
Canton
East Granby
East Hartford
East Windsor
Enfield
Farmington
Glastonbury
Granby
Hartford
Hartland
Manchester
Marlborough
New Britain
Newington
Plainville
Rocky Hill
Simsbury
Southington
South Windsor
Suffield
West Hartford
Wethersfield
Windsor
Windsor Locks

Middlesex County

Chester
Clinton
Cromwell
Deep River
Durham
East Haddam
East Hampton
Essex
Haddam
Killingworth
Middlefield
Middletown
Old Saybrook
Portland
Westbrook

New London County

Bozrah
Colchester
East Lyme
Franklin
Griswold
Groton
Lebanon
Ledyard
Lisbon
Lyme
Montville
New London
North Stonington
Norwich
Old Lyme
Preston
Salem
Sprague
Stonington
Voluntown
Waterford

Tolland County

Andover
Bolton
Columbia
Coventry
Ellington
Hebron
Mansfield
Somers
Stafford
Tolland
Union
Vernon
Willington

Windham County

Ashford
Brooklyn
Canterbury
Chaplin
Eastford
Hampton
Killingly
Plainfield
Pomfret
Putnam
Scotland
Sterling
Thompson
Windham
Woodstock

Expert Electrical Services in
Windham CT

Mainline Electric is a leading electrical contractor providing expert residential and commercial electrical services in Windham County, CT. Our team is dedicated to delivering professional and reliable electrical solutions, including emergency services. We prioritize quality workmanship and customer satisfaction, and we are committed to showcasing our services and generating leads through online bookings. Contact us today to experience the difference with Mainline Electric.