Panels & Service Upgrades · San Pedro, California

Sub Panel Installation in San Pedro, CA

Extra capacity for garages and ADUs. Local electricians in San Pedro with upfront pricing, same-day appointments and 24/7 emergency response.

📞 Call (888) 592-6466 Get a Free Estimate

Sub Panel Installation Services in San Pedro

A sub panel brings power where you need it: a garage workshop, ADU, pool house, home office or addition, without crowding your main panel. For sub panel installation in San Pedro, CA, call Dab Electrical Services. Our local electricians know San Pedro and Los Angeles County and deliver clean, code-compliant work backed by a workmanship warranty.

Every sub panel installation job in San Pedro starts with a clear written estimate. Whether it is a quick repair or a full installation, you will know the price before we begin. We also handle permits and inspections for sub panel installation projects in San Pedro that require them.

Our sub panel installation in San Pedro includes:

Garage and workshop sub panels
ADU and guest house panels
Pool and spa equipment panels
Feeder wiring and trenching
Load calculations
Permits and inspections

Popular searches we serve: sub panel installation San Pedro, subpanel electrician San Pedro, garage sub panel San Pedro, ADU sub panel San Pedro, detached garage electrical San Pedro.

Sub Panel Installation – San Pedro

Call: (888) 592-6466

Serving: San Pedro and Los Angeles County, plus Wilmington, Lomita, Harbor City

Availability: 24/7 emergency · Same-day appointments

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How Sub Panel Installation Works in San Pedro

Call or book online

Tell us what is going on. For emergencies we dispatch immediately; for projects we schedule a convenient arrival window.

Diagnosis and upfront quote

Your electrician inspects the issue, explains the options and gives you a firm price before any work starts.

Expert work, clean finish

We complete the job to code, test everything, clean up and walk you through what was done.

Warranty and follow-up

Your work is backed by our workmanship warranty, and we are one call away if you ever need us again.

San Pedro Reviews

★★★★★
“Hot tub wiring done right with the GFCI disconnect and bonding. Passed inspection the first time.”
— Kevin B., San Pedro, CA

★★★★★
“Recessed lighting in the kitchen and living room looks incredible. They laid out the pattern with us and patched every hole. Worth every penny.”
— Lauren K., San Pedro, CA

★★★★★
“LED retrofit in our warehouse cut the lighting bill by more than half. They handled the utility rebate too.”
— Greg S., San Pedro, CA

Sub Panel Installation FAQs – San Pedro

What size sub panel do I need?

It depends on the loads you plan to run. We calculate it during the estimate.

Can you run power to a detached building?

Yes, via underground feeder or overhead conduit as the site allows.

Does an ADU need its own panel?

Most do. A dedicated sub panel also simplifies future metering.

How quickly can an electrician get to my home in San Pedro?

Same-day service is available for most calls in San Pedro, and emergency dispatch typically arrives within 60 to 90 minutes.