Electrical Panel Upgrade in Mercer Island, WA

Electrical Panel Upgrade in Mercer Island, WA

Xion Build provides expert electrical panel upgrade in Mercer Island. As a trusted Mercer Island electrical contractor, we manage design, materials, permits, and every trade in-house so your project stays on schedule and on budget. Upgrade to 200A service with modern breakers and surge protection.

Mercer Island projects often involve sloped lots, shoreline rules, and mid-century homes that benefit from thoughtful structural and design planning.

Every change is documented: which circuits were added, what was upgraded, and what was brought up to code.

What's included in your electrical panel upgrade

A typical electrical panel upgrade in Mercer Island can involve the panel, outlets, code corrections, circuits — and we put the full scope in writing so you know exactly what's covered before work starts.

Electrical work is licensed and inspected — we scope panel upgrades, rewiring, EV chargers, and lighting so kitchens, baths, and exteriors meet current code.

How much does an electrical panel upgrade cost in Mercer Island?

Most electrical panel upgrade projects in Mercer Island fall between $3,300 – $7,200, depending on the size of the space, the finishes you choose, and the condition of what's already there.

Because every home is different, we don't quote final numbers sight unseen. After a free in-home consultation you get a detailed, itemized estimate tied to your actual electrical project — so there are no surprises later.

Why Mercer Island homeowners choose Xion Build

Licensed, bonded, and insured in Washington — every project is built to meet or exceed code and backed by a written warranty.

Local crews who know Eastside permitting, inspections, and the way Pacific Northwest weather tests a home.

Transparent, written estimates with no hidden fees — you know what you're paying for before work begins.

Our Mercer Island electrical process

We pull the permits, schedule every trade in the right order, and protect your home, landscaping, and daily routine throughout the build.

Design and material selections come next, so finishes, fixtures, and pricing are locked in before demolition — no surprises mid-project.

It starts with a free, no-obligation consultation: what you want, the constraints, and a realistic budget range before you commit to anything.

Frequently asked questions

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