Seattle Electrical Panel Cost Guide
Electrical Panel Replacement Cost in Seattle
Most Seattle homeowners should budget about $3,500 to $6,500 for a permitted panel-only replacement, while a full 100-amp to 200-amp service upgrade often runs $5,500 to $8,500 or more.
Call (206) 717-5076 for panel pricing help. A few clear photos can often tell us whether your project looks like a panel replacement, service upgrade, troubleshooting visit, or dedicated circuit.
Not sure whether the panel is the real issue? Take the 90-second Home Power Readiness Quiz before you replace equipment.
Quick Seattle cost ranges
Final pricing depends on the actual equipment, service size, access, grounding and bonding needs, permit requirements, utility coordination, and any correction work found during the project.
This guide explains what changes the price, when a panel replacement becomes a service upgrade, how Seattle permits and Seattle City Light coordination can affect the scope, and what photos help Benchmark give a more useful estimate.
- ✓ Panel-only replacement: usually $3,500 to $6,500
- ✓ 100A to 200A service upgrade: often $5,500 to $8,500+
- ✓ Fuse box or very old service conversion: often $6,500 to $10,000+
- ✓ Smart panel upgrade: often $8,000 to $15,000+
Real Seattle Panel Replacement Reviews
Homeowners use Benchmark for panel replacement, service upgrade planning, EV charger readiness, troubleshooting, rewiring, and older-home electrical improvements across the Seattle area.
★★★★★
“We had 2 breakers tripping. They came on time, figured out things quickly and fixed them. Very punctual & professional.”Reda Eldehiry Breaker troubleshooting
★★★★★
“EV charger install. Good guys, easy to work with, knowledgeable, and quality work. Definitely recommend.”T EV charger installation
★★★★★
“Great service! Helped troubleshoot a solution without racking up a huge bill. Definitely will use in the future.”Drew McNichols Electrical troubleshooting
★★★★★
“Benchmark brought my 1965 home up to code with a 200amp panel, external main breaker and new grounds.”John Doll Panel and grounding upgrade
★★★★★
“The Best electrical work in my 35 years of remodeling and custom home building.”Scott Paulsen Residential electrical work
★★★★★
“Ed was great at coming out and diagnosing the issue quickly. The team was courteous and so friendly.”Rachel Wang Electrical diagnosis
Electrical panel replacement cost in Seattle depends on a simple first question: are you replacing the panel equipment only, or are you changing the capacity and service equipment that feeds the home? Those projects can look similar from the outside, but the scope, permits, utility coordination, labor, and final price are different.
A panel-only replacement usually applies when the existing service size is still adequate and the main goal is to replace old, damaged, crowded, obsolete, or unreliable panel equipment. In contrast, a 100-amp to 200-amp service upgrade may include the panel, meter equipment, service conductors, grounding and bonding, utility coordination, and inspection steps.
This page is a cost guide, not the primary service page. If you already know you need the work done, start with the Seattle panel replacement service page. If you are deciding between panel-only replacement and whole-service work, use our Seattle panel replacement vs. service upgrade comparison. If your home may need more capacity, compare options on our Seattle electrical service upgrade page.
- Use this guide when you are trying to budget for panel replacement cost in Seattle.
- Use the panel page when you are ready to schedule panel replacement or panel evaluation.
- Use the service upgrade page when the issue is whole-home capacity, 100A to 200A planning, or utility-side work.
Average Electrical Panel Replacement Cost in Seattle
These ranges are planning numbers for residential Seattle projects. The final estimate depends on your actual panel, service size, meter location, grounding, access, utility requirements, permit needs, and whether hidden correction work is discovered.
Panel-only replacement
Best when the existing service size is still adequate and the main scope is replacing outdated, damaged, crowded, or unreliable panel equipment.
100A to 200A service upgrade
Common when the home needs more capacity for EV chargers, heat pumps, remodels, hot tubs, induction ranges, or long-term load growth.
Fuse box or old service conversion
Older Seattle homes may need panel, meter, mast, grounding, service entrance, labeling, and correction work before the system is inspection-ready.
Smart panel installation
Smart panels and monitored systems cost more because of the hardware, integration, load controls, configuration, and project-specific installation details.
Panel Replacement vs. Service Upgrade
This is the most important difference for Seattle homeowners comparing online cost ranges. A panel replacement changes the distribution equipment. A service upgrade changes the capacity and service equipment serving the home.
| Project type | Typical Seattle use case | Often included | Planning range |
|---|---|---|---|
| Panel-only replacement | Existing service size is adequate, but the panel is outdated, damaged, unsafe, crowded, obsolete, or inspection-flagged. | New panel, breakers, labeling, basic grounding/bonding review, permit and inspection coordination. | $3,500-$6,500 |
| 100A to 200A upgrade | The home needs more capacity for EV charging, heat pumps, large appliances, remodel work, or future load planning. | Panel, service equipment, grounding and bonding, service conductor work, permit, inspection, and utility coordination as needed. | $5,500-$8,500+ |
| Fuse box conversion | The home has older fuse equipment or a very old service that no longer fits modern use or inspection expectations. | Modern panel, service corrections, grounding and bonding, labeling, possible meter/mast work, and branch-circuit review. | $6,500-$10,000+ |
| Smart panel upgrade | The homeowner wants circuit monitoring, load control, backup-power planning, or smart energy management. | Smart panel hardware, installation, configuration, load planning, possible network/setup steps, and permit coordination. | $8,000-$15,000+ |
What Changes the Price?
Two Seattle homes can both need panel work and still have very different final costs. These are the factors that usually move the project up or down.
Existing service size
A home that already has adequate service capacity may need only a panel replacement. However, a home moving from 100 amps to 200 amps has a broader service-upgrade scope.
Meter, mast and service entrance
If the meter, mast, service conductors, weatherhead, or exterior service equipment must be changed, the project becomes more involved than a panel swap.
Grounding and bonding
Older homes may need grounding and bonding updates as part of a code-focused panel or service project. That can change both material and labor.
Seattle permit and inspection scope
Seattle electrical work usually needs proper permitting and inspection. The permit cost depends on the work type, service size, and whether plans are required.
Seattle City Light coordination
Service changes may require utility coordination, application steps, disconnect/reconnect timing, or service-side review that is not part of a simple device replacement.
Older-home correction work
Knob-and-tube wiring, ungrounded outlets, fuse equipment, mixed remodel wiring, damaged conductors, or missing labels can add correction work.
Seattle Permit and Utility Notes
Seattle Department of Construction and Inspections says an electrical permit is needed any time wiring is installed, altered, extended, or connected to electrical equipment. That is why a real panel replacement estimate should account for permit and inspection steps instead of treating the work like an unpermitted equipment swap.
SDCI’s 2026 fee subtitle lists the non-plan-reviewed fee for a 150- to 200-amp new or altered electrical service at $292, plus the standard administrative fee. That number is not the whole project cost; it is only one permit-fee component, and other fees can apply depending on the scope.
Seattle City Light says an electric service application is required for existing service alteration or removal, and City Light also directs projects with a new electric service connection or upgrade to review requirements and complete the online electric service application. That matters most when a panel job becomes a service upgrade.
Sources: SDCI electrical permits, SDCI 2026 fee subtitle, and Seattle City Light construction services.
When You May Not Need a Panel Replacement
A panel replacement is not always the right first move. In some homes, the issue is a failed breaker, bad device, overloaded branch circuit, wiring defect, or missing dedicated circuit.
Tripping breaker
A breaker that trips repeatedly may be doing its job. The issue could be a circuit overload, fault, loose connection, damaged wiring, or equipment problem that needs troubleshooting.
Dead outlet or partial power
A dead outlet may be caused by a tripped GFCI, failed device, loose splice, broken connection, damaged wiring, or circuit problem. Start with diagnosis before replacing the panel.
EV charger request
Some homes can support an EV charger with load management or a correctly planned dedicated circuit. Others need panel replacement or service capacity work.
Out-of-space panel
Limited breaker space does not always mean the whole service must be upgraded. The right answer depends on load, panel condition, code requirements, and future plans.
Older Seattle Homes Can Cost More
Older homes in Seattle often have more than one electrical era in the same building. That is why a simple-looking panel project can uncover additional work.
Fuse boxes and obsolete equipment
A fuse box conversion may require more planning than a modern breaker panel replacement, especially if the service equipment and branch-circuit labeling are outdated.
Federal Pacific or Zinsco concerns
Inspection-flagged or obsolete equipment often becomes a panel replacement conversation, especially when the homeowner is planning a remodel, sale, or insurance review.
Ungrounded outlets
Ungrounded outlets can point to older branch-circuit wiring. Panel replacement alone does not automatically ground every older circuit in the home.
Remodel-era wiring
Previous remodels can leave mixed wiring methods, hidden junctions, unclear labels, or circuits that need tracing before the panel can be organized correctly.
What Photos Help Us Give a Better Estimate?
Clear photos help move the conversation from a broad online range to a more useful Seattle budget range. They can also help identify whether the project looks like panel replacement, service upgrade planning, troubleshooting, or dedicated circuit work.
Panel photos
- Full photo of the electrical panel with the door open
- Close-up of the main breaker
- Photo of the panel label or model information
- Photo showing available breaker space
Service and work-area photos
- Photo of the electric meter and exterior service equipment
- Photo of the mast, weatherhead, or service entrance if visible
- Photos of garage, basement, attic, or crawlspace access
- Photo of the EV charger, appliance, remodel area, or new equipment location
Related Seattle Electrical Pages
Use this cost page as a budgeting guide. When you know the project direction, these pages help you move to the correct service path.
Electrical Panel Cost FAQs
How much does electrical panel replacement cost in Seattle?
A panel-only replacement in Seattle commonly falls around $3,500 to $6,500 for a permitted residential project. The final cost depends on the panel, access, grounding, permit scope, and correction work.
How much does a 100A to 200A upgrade cost?
A full 100-amp to 200-amp service upgrade often runs $5,500 to $8,500 or more because it can include service equipment, grounding, utility coordination, permit work, and inspection steps.
Is a panel replacement the same as a service upgrade?
No. A panel replacement changes the panel equipment. A service upgrade changes the electrical capacity and may involve meter, mast, service conductors, grounding, utility coordination, and inspection requirements.
Does Seattle require a permit for panel replacement?
In most cases, yes. Seattle requires an electrical permit when wiring is installed, altered, extended, or connected to electrical equipment. Panel work should be planned as a permitted, inspection-ready project.
Will Seattle City Light need to be involved?
Seattle City Light may be involved when the project changes the service connection, service equipment, or existing service arrangement. A simple panel-only replacement may involve less utility coordination than a full service upgrade.
Do I need a new panel for an EV charger?
Not always. Some homes can support an EV charger with proper circuit planning or load management. Others need panel replacement or service-capacity work after a load review.
Why do older Seattle homes cost more?
Older homes may have fuse boxes, obsolete panels, ungrounded outlets, knob-and-tube wiring, damaged service equipment, poor labeling, or remodel-era wiring that must be corrected before the project is complete.
Can I get a panel estimate from photos?
Photos can help narrow the budget range and identify obvious scope issues. A final estimate still depends on the actual equipment, site conditions, permit requirements, access, and project goals.
Request a Seattle panel cost estimate
Send your panel photos and project goals so Benchmark can help identify whether you need troubleshooting, panel replacement, or a full service upgrade.
Need a real Seattle panel estimate?
Send photos of your panel, main breaker, panel label, meter, and project goal. Benchmark can help you compare repair, replacement, dedicated circuit, EV charger, and service-upgrade options before you overbuild the scope.