Electrical Panel Upgrades in San Diego County
Electrical panel upgrades and replacements for homes and businesses in North County San Diego. From 100-amp to 200-amp conversions to sub-panel installations, we handle permitting through final inspection.
Electrical Panel Upgrades — Service Overview
Electrical panel upgrades and replacements for homes and businesses in North County San Diego. From 100-amp to 200-amp conversions to sub-panel installations, we handle permitting through final inspection.
What's Included
- Comprehensive electrical load calculation
- Panel sizing recommendation (100A, 200A, 320A, or 400A)
- Permit procurement and utility coordination
- Panel installation with code-compliant breakers
- Labeling of all circuits per NEC requirements
- City inspection scheduling and attendance
- Whole-home surge protection recommendation
- One-year labor warranty on all workmanship
Our Process
Evaluation & Load Calculation
We inspect your current panel, perform a load calculation, and identify the right panel size for your current and future electrical needs.
Proposal & Coordination
You receive a detailed written quote. After approval, we pull permits and coordinate the temporary power shutoff with SDG&E.
Panel Installation
Our electricians remove the old panel, install the new one, transfer and label all circuits, and restore power. Most upgrades are completed in one day.
Inspection & Closeout
We schedule the city inspection, verify everything passes, and provide you with a clean panel schedule and documentation for your records.
Pricing Factors
Get a Fast Callback for Electrical Panel Upgrades
Service Areas Served
We provide electrical panel upgrades across San Diego County.
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Common signs include frequently tripping breakers, a panel that still uses fuses instead of breakers, a 100-amp panel in a home with modern appliances, or plans to add an EV charger, spa, or ADU. If your panel is more than 30 years old, an evaluation is a good idea.
Most residential panel upgrades — including a 100-amp to 200-amp conversion — are completed in a single day, typically 6 to 8 hours. Larger commercial panels or situations requiring SDG&E coordination may take longer.
Yes, power will be off for a portion of the day while we swap the panel. We coordinate the outage to minimize inconvenience and restore power as quickly as possible, typically within a few hours.
Most modern single-family homes in San Diego County are well served by a 200-amp panel. Larger homes with pools, spas, EV chargers, and ADUs may benefit from 320-amp or 400-amp service. We perform a load calculation to give you a precise recommendation.
Absolutely. Federal Pacific Stab-Lok and Zinsco panels are widely considered safety hazards due to breakers that may fail to trip during an overload. We strongly recommend replacing these panels and can provide a detailed assessment.
Yes. Panel upgrades require an electrical permit in all San Diego County jurisdictions. We handle the permit application, schedule the inspection, and ensure the work passes on the first visit.
Yes. We handle permitting and inspection coordination whenever the scope requires it.
We share a short prep checklist in advance so access, shutoffs, and scheduling are straightforward.
Yes. We review practical options, tradeoffs, and scope so you can approve the right plan.
Yes. All work is completed by licensed electricians using current California and NEC standards.
Customer Feedback
Need an estimate for your electrical project?
Contact Wheyland Electric today for a free estimate on electrical panel upgrades.