An open plan kitchen and living room at dusk lit by recessed ceiling lights and three pendant fixtures over the island.

    Electrical Panel Upgrades in Milton and the South Shore

    Replace an overloaded, outdated or unsafe panel with a modern breaker box built for how you actually use electricity.

    Licensed & Insured
    MA Master Lic. #24281-A
    24/7 Emergency Service
    Available any hour, any day
    South Shore Local
    BostonScituate

    What you need to know.

    Older South Shore homes were wired for a fraction of today's electrical load. If your panel is full, tripping, warm to the touch, or bears a brand with a known safety history, upgrading is not cosmetic work, it is the fix that lets the rest of your house function safely.

    We start with a load calculation, not a guess. Then we specify the right panel and service size, coordinate the utility disconnect and reconnect, replace the panel and breakers, bring grounding and bonding up to current code, label every circuit clearly, and stay on site for the inspection. Most upgrades are completed in one day with a planned power-off window we schedule around your household.

    Not sure if your panel needs to go? Read Electrical Panel Upgrades: When to Replace Your Breaker Box for the full list of warning signs and known-defective brands.

    The work, in detail.

    Breakers keep tripping

    Breakers trip when the microwave, AC or a space heater comes on.

    Full panel or fuses

    The panel has no room left, or the house is still fed by fuses instead of breakers.

    Rust, scorching, double taps

    Visible rust, scorch marks or double-tapped breakers all mean the panel needs replacing.

    Known-defective brands

    Federal Pacific Stab-Lok, Zinsco and Sylvania panels all have documented failure-to-trip issues.

    New loads going in

    Adding an EV charger, heat pump, hot tub, mini split or a finished basement.

    Flagged by an inspector

    An inspector or insurer called it out during a sale or a policy renewal.

    How it works.

    01

    Load calculation

    We start with a real load calculation, not a guess, so the panel we specify matches how you use the house.

    02

    Specify panel and service size

    We tell you whether you need a panel upgrade, a service upgrade, or both, and quote them honestly.

    03

    Utility and permit coordination

    We pull the electrical permit and coordinate the utility disconnect and reconnect around your household.

    04

    Replace, ground and label

    New panel and breakers, grounding and bonding brought to current code, every circuit clearly labeled.

    05

    On site for inspection

    We stay for the inspection. Most upgrades finish in one day inside a planned power-off window.

    No surprise invoices.

    Panel upgrades are quoted as a firm written price after an on-site load calculation, because service size, panel location and whether the utility service also needs upgrading all move the number. Doing a panel and a service upgrade together almost always costs less than doing them separately.

    Common questions.

    How much does a panel upgrade cost?+

    It depends on service size, panel location, and whether the utility service needs to be upgraded too. We give a firm written quote after an on-site load calculation.

    Will my power be off?+

    Yes, typically for several hours. We schedule the outage window with you in advance.

    Do I need 200-amp service?+

    Most homes adding an EV charger, heat pump or major addition do. Some do fine at 150. The load calculation decides it.

    Ready to get it done? Let's talk.

    Free quotes, straight answers, real people. Send a quick message or give us a call. Takes about 30 seconds, no pressure and no obligation.

    Call (857) 855-7899

    Electrical Emergency? We Answer 24/7.

    Burning smell, sparking outlet, hot panel or sudden power loss? Boston Light & Power provides 24/7 emergency electrical service across Boston, Milton, Quincy, Braintree, Weymouth, Hingham, Scituate and Cohasset. Licensed electricians, every hour of every day.

    Call (857) 855-7899 Now
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