Top Emergency Electricians in Dennis, MA, 02638 | Compare & Call

There are 113 electrician companies server in Dennis MA

Carl F Riedell & Son

Carl F Riedell & Son

★★★☆☆ 2.7 / 5 (19)
778 Main St, Osterville MA 02655
Plumbing, Heating & Air Conditioning/HVAC, Electricians

Since 1932, Carl F Riedell & Son has been the trusted family name for reliable home systems across Cape Cod. As master plumbers, they've built their reputation over 90 years by treating every Ostervil...

MTE Electrical Contractor

MTE Electrical Contractor

★★★★☆ 4.2 / 5 (5)
West Yarmouth MA 02673
Electricians, Lighting Fixtures & Equipment, Generator Installation/Repair

MTE Electrical Contractor is a locally owned and operated business serving West Yarmouth and Cape Cod since 2012. Founded by Michael Totten, the company has grown to include family support in the offi...

Relco Brewer Electric & Utilities

Relco Brewer Electric & Utilities

★★★★★ 5.0 / 5 (1)
110 Old Town House Rd, Dennis MA 02638
Electricians

Relco Brewer Electric & Utilities is a trusted, locally-owned electrical contractor serving Dennis, MA, and the surrounding Cape Cod area. We specialize in professional electrical inspections and repa...

Harwich Port Heating & Cooling

Harwich Port Heating & Cooling

★★★☆☆ 2.9 / 5 (28)
461 Lower County Rd, Harwich Port MA 02646
Heating & Air Conditioning/HVAC, Electricians, Plumbing

Since 1978, Harwich Port Heating & Cooling has been the trusted local provider for comprehensive home systems across the Cape. Our fully licensed team handles heating, cooling, electrical, and plumbin...

John Noonan Electric

John Noonan Electric

★★☆☆☆ 2.0 / 5 (4)
12 Millennium Dr Unit J, Cataumet MA 02534
Electricians, Lighting Fixtures & Equipment, Generator Installation/Repair

John Noonan Electric is a family-owned electrical contracting business with deep roots in Cataumet and the wider Cape Cod area. For over 30 years, they have provided reliable electrical services, spec...

EW Drew Electrical Construction

EW Drew Electrical Construction

★★★☆☆ 3.0 / 5 (2)
103 Mid-tech Dr Unit A, West Yarmouth MA 02673
Electricians

EW Drew Electrical Construction, Inc. has been a trusted electrical contractor in West Yarmouth, Massachusetts, for over 35 years. As a licensed, insured, and bonded company, we specialize in undergro...

Steve Soby electrician

Steve Soby electrician

★☆☆☆☆ 1.0 / 5 (1)
West Yarmouth MA 02673
Electricians

Steve Soby Electrician provides reliable, licensed electrical services to homeowners and businesses in West Yarmouth, MA. Understanding Cape Cod's unique electrical demands, Steve specializes in addre...

Bayside Electrical Contractors

Bayside Electrical Contractors

57 Mid Tech Drive, W Yarmouth MA 02673
Electricians

Bayside Electrical Contractors has been a trusted name in W Yarmouth and across the Cape & Islands since 1993. As a fully licensed and insured electrical contractor, we provide dependable residential ...

Coastal Mechanical

Coastal Mechanical

★★★★★ 5.0 / 5 (1)
22 Whites Path, Yarmouth MA 02664
Plumbing, Heating & Air Conditioning/HVAC, Electricians

Coastal Mechanical is a trusted home services provider based in Yarmouth, MA, specializing in plumbing, heating, air conditioning, and electrical work. We handle a wide range of projects for local res...

Granite City Electric Supply Company

Granite City Electric Supply Company

★☆☆☆☆ 1.0 / 5 (1)
52 Whites Path, South Yarmouth MA 02664
Lighting Fixtures & Equipment, Electricians

Granite City Electric Supply Company is a trusted, locally-focused electrical provider serving South Yarmouth, MA, and the surrounding Cape Cod area. We specialize in lighting fixtures, electrical equ...



Estimated Electrical Service Costs in Dennis, MA

Emergency After-Hours CallEstimated Range
$339 - $454
Electrical Safety InspectionEstimated Range
$149 - $204
EV Charger InstallationEstimated Range
$994 - $1,329
Panel Upgrade (200 Amp)Estimated Range
$3,354 - $4,479
Ceiling Fan InstallationEstimated Range
$294 - $399

Methodology: Estimates are dynamically generated using labor multipliers derived from 2025 BLS OEWS (SOC 47-2111) data for Dennis. Prices include standard parts and labor adjusted for 2026 economic projections.

Common Questions

My power comes in on an overhead mast. What are the common issues with this setup in a Dennis neighborhood?

Overhead mast service, common here, exposes your service entrance to weather, salt air, and falling branches. We frequently see worn weatherheads, damaged mast conduits, and loose connections at the point where utility wires meet your home. A proper mast installation and regular inspection are crucial, as these are the first lines of defense for your entire electrical system.

My smart lights and TV keep resetting during storms in Dennis. Is this an Eversource grid problem or my wiring?

Eversource's grid on Cape Cod faces moderate surge risks from seasonal coastal storms, which can cause brief voltage fluctuations or spikes. While your 48-year-old wiring may contribute, modern smart home electronics are particularly sensitive. Installing whole-house surge protection at your service entrance is a recommended defense to shield your devices from these external grid events.

I have an old Federal Pacific panel and a 100-amp service. Can I safely add an EV charger or a heat pump?

With a Federal Pacific panel—a known fire hazard due to faulty breakers—and a 100A service from 1978, adding a Level 2 EV charger or heat pump is not safe and likely not code-compliant. Both require significant amperage draw. The first step is a full panel replacement to a modern, listed brand and a service upgrade to 200A, which we can coordinate with Eversource.

We live on the flat coastal plain near Dennis Town Hall. Does the sandy soil affect our home's electrical grounding?

Yes, the sandy, well-draining soil of our coastal plain can challenge a proper grounding electrode system. Sandy soil has higher resistance than clay, which can impede the earth ground's effectiveness. We often need to drive grounding rods deeper or use multiple rods to achieve the low-resistance path required by code, ensuring your safety and surge protection work correctly.

My Dennis Village home was built in 1978. Why do my lights dim when I use the microwave and the air conditioner together?

Your home's electrical system is now 48 years old. Original NM-B Romex wiring from 1978 was designed for a different era, with a 100A panel capacity that often struggles with the combined load of modern appliances like microwaves, computers, and air conditioners running simultaneously. This voltage drop, seen as dimming lights, is a clear signal that your system's capacity is being exceeded.

The power is out and I smell something burning from my panel. How fast can an electrician get to my house in Dennis?

For a burning smell or complete power loss, we treat it as an immediate safety dispatch. Starting from our base near Dennis Town Hall, we use Route 6 to reach most Dennis Village locations within 5 to 8 minutes. Our first priority is to secure the home, assess the panel for immediate fire hazard, and restore critical power if possible.

How should I prepare my Dennis home's electrical system for a Cape Cod winter ice storm or a summer brownout?

For winter ice storms that can bring down lines and temperatures as low as 15°F, having a professionally installed generator interlock kit provides critical backup heat and power. For summer AC peaks that strain the grid, ensuring your panel and breakers are in good health helps prevent overheating. Both scenarios underscore the need for a robust, modern electrical service.

I want to upgrade my panel. What permits from the Dennis Building Department are needed, and what codes apply?

Any service upgrade or panel replacement requires a permit from the Dennis Building Department and a subsequent inspection. As a Master Electrician licensed by the Massachusetts Board, I handle this red tape. All work must comply with the current NEC 2023, which includes updated rules for AFCI protection and service equipment, ensuring your upgrade is both safe and legally compliant.

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