Electrical Services in New London County Connecticut
Licensed Residential, Commercial & Industrial Electrical Work
Expert Electrical Solutions for New London County 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 New London County 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.
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 New London County 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.
Residential
Mainline Electric is a top-rated residential electrician in New London CT, offering panel upgrades, wiring, lighting, and more. Trusted across New London County CT.
Commercial
We provide full-service solutions as a commercial electrician in New London County CT, handling lighting, upgrades, troubleshooting, and code-compliant wiring.
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Industrial
Serving plants and warehouses in New London County CT, our industrial electricians deliver high-voltage systems, power distribution, and custom electrical installs.
24/7 Emergency
When you need an emergency electrician in New London County 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 New London County 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 New London County CT and surrounding towns.
Parking Lot Lighting Installation & Repairs
We service parking lot lighting systems for residential buildings and businesses in New London County CT. LED retrofits, repairs, and upgrades.
Lighting Upgrades & Renovations
Upgrade your home with energy-efficient lighting in New London County CT. We design and install modern lighting systems inside and out.
EV Charger Installation
We install EV chargers at homes across New London County CT. Tesla, ChargePoint, and Level 2 systems set up by certified electricians in New London County CT.
Mini Split & A/C Condenser Wiring
Need wiring for your mini split or AC unit in New London County 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 New London County CT, including new hookups, GFCI protection, and bonding.
Bucket Truck Services
Our bucket truck services in New London County 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 New London County 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 New London County CT.
Shed & Garage Wiring
Get power to your garage, barn, or shed. We install lighting and outlets in detached structures across New London County CT with weatherproof wiring.
Our Service Area
Expert Electrical Services in New London County CT
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.
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 Hartford 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
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
Chester
Clinton
Cromwell
Deep River
Durham
East Haddam
East Hampton
Essex
Haddam
Killingworth
Middlefield
Middletown
Old Saybrook
Portland
Westbrook
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
Andover
Bolton
Columbia
Coventry
Ellington
Hebron
Mansfield
Somers
Stafford
Tolland
Union
Vernon
Willington
Ashford
Brooklyn
Canterbury
Chaplin
Eastford
Hampton
Killingly
Plainfield
Pomfret
Putnam
Scotland
Sterling
Thompson
Windham
Woodstock
Expert Electrical Services in
Middlesex County CT
Mainline Electric is a leading electrical contractor providing expert residential and commercial electrical services in Middlesex 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.