New Haven County
Electrician in Madison, CT
Madison is a vibrant community in New Haven County, Connecticut. Homeowners in Madison trust Ergon Electric for professional electrical services — from panel upgrades and EV charger installations to whole-home rewiring and emergency repairs. As part of the Ergon Builders Group, we bring the premium quality and transparent pricing that Madison residents expect.
Services in Madison
All 10 electrical service categories available for Madison residents
EV Charger Installation
Tesla, Level 2 charger installation for your garage
Starting at $800
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Subpanel Installation
Adding breakers for garages, basements, and additions
Starting at $600
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Security Camera Installation
Ring, Arlo, and PoE camera wiring and mounting
Starting at $300
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Parking Lot Lighting
Pole lighting maintenance and HID-to-LED conversions
Starting at $2,000
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Warehouse & High Bay Lighting
Industrial LED retrofits and layout designs
Starting at $5,000
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Madison Electrical Services
Residential Electrical Service in Madison
From $150
Panel Upgrades & Replacement in Madison
From $1,500
Whole-Home Rewiring in Madison
From $8,000
EV Charger Installation in Madison
From $800
Generator Installation in Madison
From $5,000
Lighting Design & Installation in Madison
From $200
Smart Home Wiring in Madison
From $500
Commercial Electrical in Madison
From $1,000
Electrical Inspections in Madison
From $150
Emergency Electrical Service in Madison
From $200
Landscape Lighting in Madison
From $1,500
Security Lighting in Madison
From $300
Recessed Lighting in Madison
From $500
Chandelier Installation in Madison
From $250
Ceiling Fan Installation in Madison
From $150
Track Lighting in Madison
From $300
Knob & Tube Replacement in Madison
From $5,000
Aluminum Wiring Repair in Madison
From $1,500
Subpanel Installation in Madison
From $600
Meter Socket Repair in Madison
From $800
Electrical Grounding in Madison
From $300
Whole-Home Surge Protection in Madison
From $300
GFCI & AFCI Outlets in Madison
From $150
Hot Tub & Pool Wiring in Madison
From $800
HVAC & AC Wiring in Madison
From $300
Appliance Circuits in Madison
From $250
Data & Network Cabling in Madison
From $400
Home Theater Wiring in Madison
From $500
Smoke & Carbon Detectors in Madison
From $200
Smart Thermostats in Madison
From $150
Security Camera Installation in Madison
From $300
Retail Lighting in Madison
From $1,000
Parking Lot Lighting in Madison
From $2,000
Warehouse & High Bay Lighting in Madison
From $5,000
Commercial Tenant Fit-Outs in Madison
From $10,000
Signage & Neon Repair in Madison
From $400
EV Charger Diagnostics in Madison
From $150
Smart Doorbell Installation in Madison
From $200
Dedicated Circuits in Madison
From $350
Pool & Spa Wiring in Madison
From $800
Baseboard Heating Wiring in Madison
From $400
Exhaust Fan Installation in Madison
From $300
Whole Home Audio Wiring in Madison
From $1,500
Marina & Dock Wiring in Madison
From $1,200
Elevator & Lift Wiring in Madison
From $800
Commercial Refrigeration in Madison
From $1,500
Walk-in Tub Wiring in Madison
From $400
Backup Battery Systems in Madison
From $10,000
Heat Pump Wiring in Madison
From $500
Well Pump Wiring in Madison
From $600
Knob & Tube Mitigation in Madison
From $8,000
Aluminum Wiring Mitigation in Madison
From $3,000
Security Gate Electrical in Madison
From $1,500
Outdoor Kitchen Wiring in Madison
From $1,200
Data Center & UPS in Madison
From $2,500
Retail LED Retrofits in Madison
From $3,000
Commercial Fire Alarm Wiring in Madison
From $5,000
Pool Grounding & Bonding in Madison
From $1,200
Outbuilding Subpanels in Madison
From $2,500
Code Violation Corrections in Madison
From $800
Home Inspection Repairs in Madison
From $300
Frequently Asked Questions
Yes! Ergon Electric provides full electrical services in Madison, New Haven County, CT. We offer panel upgrades, EV charger installation, generators, rewiring, lighting, smart home wiring, and 24/7 emergency service.
Electrician costs in Madison vary by project: simple repairs $150–$500, panel upgrades $1,800–$4,000, EV chargers $800–$2,500. We provide free, detailed estimates for all Madison residents.
Yes. We handle all electrical permits and inspections with the Madison building department. Permit costs are included in our estimates. We have extensive experience with New Haven County municipalities.
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