Electrical

Outlet, Switch and GFCI Service in Greater Boston

Castle Electric Inc.

Need a safe outlet, switch, or GFCI fixed or installed today? Our licensed, insured electricians deliver clean, on-time work with upfront pricing. We serve the Greater Boston area, including Boston, Newton, and Quincy. Homeowners rate us 4.9 from 760 reviews for clear communication and quality. From quick replacements to kitchen and bath upgrades, we keep everything up to code. Tell us what you need and get a fast, no-pressure quote.

Why Choose Us

  • Licensed and insured

    All work performed by licensed electricians; fully insured for your safety.

  • Upfront pricing

    Clear estimates before work begins. No surprises, ever.

  • On-time and tidy

    We arrive when promised and leave your home clean.

  • Design-first options

    Smart layouts and premium materials for long-lasting results.

  • Top-rated locally

    4.9 rating from 760 reviews across Greater Boston.

Reviews

What Our Customers Say

Customers mention

  • speed1
  • professionalism1
  • quality1

Based on the reviews shown here.

  • Fantastic work on our switch and outlet issue. Options were clear and the job was neat.
    Caroline P.
  • Installed GFCI outlets and cleaned up perfectly. Will definitely use again.
    Yuhin W.

FAQs

Frequently asked questions

Still have questions?

Why Does My GFCI Outlet Keep Tripping Randomly Without Load?

A GFCI trips when it detects a fault to protect you. Random trips often point to moisture, wiring problems, or a weakening device, and an on‑site diagnosis is the safest next step. Our licensed electricians handle code‑compliant testing, repairs, and GFCI replacements, with same‑day and 24/7 emergency service for outlet issues in areas like Norwood and Newton.

Quick checks:

  • Press Reset on the GFCI.
  • Unplug everything from that circuit.
  • Check for moisture in kitchens/bathrooms.
  • Call if you notice buzzing, warmth, or burning odors.

Updated: 2026-01-02

Need help in Quincy, MA? Call (781) 762-9891 or book online.

"The technician was very knowledgeable and got my outlet fixed right away!" — Caroline P.

What should I do if my GFCI outlet won't reset properly?

If a GFCI outlet won’t reset, unplug everything on that circuit, press reset once firmly, and if it still won’t hold, stop using it because a fault, moisture, or a failed device may be present. The most common cause is a ground fault from a connected appliance or damp location, and the GFCI is preventing shock. We can diagnose and fix this for homeowners in the Westwood area with code-compliant repairs and replacements, including GFCI upgrades. For urgent hazards, we offer same-day and emergency electrical repair.

Try these quick checks before calling:

  • Press TEST, then RESET until it clicks; some require a firm push.
  • Check your electrical panel for a tripped breaker and reset it once.
  • Look for another tripped GFCI upstream (kitchen, bathroom, garage, basement, or outdoor) and reset that first.
  • Call immediately if you smell burning, see sparks, feel tingling, notice repeated breaker trips, or see widespread flickering.

Never bypass a GFCI or swap it for a standard outlet; have a licensed electrician diagnose persistent trips.

Updated: 2026-04-05

Need help in Westwood, MA? Call (781) 762-9891 or book online. "Wonderful experience! They were extremely quick in calling me back. The technician was very knowledgeable and got my outlet fixed right away! Thank you so much!" — Caroline P.

How much does it cost to repair an electrical outlet?

Outlet repair cost varies by the issue, parts, and access. A licensed technician will diagnose the outlet and confirm pricing on site before any work begins. We handle loose connections, dead outlets, buzzing or warm devices, and safety hazards. Same-day and 24/7 emergency service is available in Quincy, MA and nearby. Every job is code-compliant and backed by our workmanship warranty. Ask about a free home electrical safety assessment.

Quick check:

  • Call if you notice flickering, frequent trips, shocks, burning smells, buzzing, or warm/discolored outlets.

Updated: 2026-01-02 00:00:00

Need help in Quincy, MA? Call (781) 762-9891 or book online.

"Wonderful experience! They were extremely quick in calling me back. The technician was very knowledgeable and got my outlet fixed right away! Thank you so much!" — Caroline P.

Can I safely repair a broken light switch myself at home?

Most homeowners should not repair a broken light switch themselves. Switch problems can involve loose connections, overheating, or tripping circuits that a licensed electrician must diagnose. If you notice buzzing, flickering lights, shocks, burning smells, or warm/discolored switches, stop using the switch and call us. Our licensed and insured electricians handle code-compliant repairs, required permits, and final testing. Same-day and 24/7 emergency service are available for urgent switch issues around Greater Boston.

Updated: 2026-01-02

Need help in Quincy, MA? Call (781) 762-9891 or book online.

"Jessica did fantastic work on the switch, outlet issue we experiencing. She explained everything well, gave us several options and did the work quickly and neatly!" — Deborah M.

Can I replace an electrical outlet myself safely and correctly?

You can replace a simple outlet, but the safest, code-correct result comes from a licensed electrician. Our team handles permits, code-compliant installations, load calculations, and final testing. We install GFCI outlets in wet areas; upgrading to GFCI in your kitchen or bathroom is a great idea. If you notice buzzing, burning odors, shocks, warm outlets, or frequent trips, stop and call.

  • Turn off the breaker and verify power is off with a tester.
  • Use GFCI in kitchens/bathrooms.
  • Stop if wires are burnt or aluminum.

Updated: 2026-01-02 00:00:00

Need help in Quincy, MA? Call (781) 762-9891 or book online.

"The technician was very knowledgeable and got my outlet fixed right away!" — Caroline P.

Can I install a GFCI outlet myself safely and correctly?

You can, but the safest and most code-correct way is to have a licensed electrician install the GFCI. GFCIs must be wired to the correct LINE/LOAD terminals, located properly in wet areas like kitchens and bathrooms, and verified with a tester. Our licensed team handles permits, code compliance, load checks, and final testing. We offer same-day GFCI installs and repairs in Quincy and nearby towns.

  • Turn power off.
  • Match LINE and LOAD.
  • Test using the GFCI buttons.

Updated: 2026-01-02

Need help in Quincy, MA? Call (781) 762-9891 or book online.

"Jessica did fantastic work on the switch, outlet issue we experiencing." — Deborah M.

We serve the Greater Boston region, with frequent visits to Boston, Newton, and Quincy. See the full list of communities we cover below.

Service area

Where We Work

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