Top-rated electrical wiring or panel upgrade pros.

Get matched with top electrical wiring or panel upgrade pros in Fullerton, CA

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Electrical wiring or panel upgrade pros in Fullerton

Avatar for Garafano Electric, Inc.
Garafano Electric, Inc.
4.8(
188
)

Serving Fullerton, CA and surrounding areas

Approved

In business since 1968

Free estimates

Warranties offered

Garafano Electric is a local, family-owned establishment based in Eagle Rock. We specialize in all things electric and service individual homes, as well as larger commercial or industrial facilities, for work ranging from small repairs to large-scale projects. We are 11 times Angie’s List Super Service Award recipients (awarded to the "top 5% of qualifying businesses"), and we pride ourselves in providing competitive, fair quotes for all of our work. Give us a call or write us a message and we’ll be sure to assist you in any way we can. First time Angie’s List customers receive a 5% discount!

Response time3 days
7 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for Rock Bottom Construction Inc
Rock Bottom Construction Inc
4.9(
20
)

Serving Fullerton, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2002

Emergency services offered

Warranties offered

Rock Bottom Construction, INC. is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business. We are a one stop shop for your needs; we are not only a licensed electrical contractor but also carry a license for general contracting work. We offer in house drywall repair, stucco repair and painting when the job calls for it.\n*SENIOR & VETERAN DISCOUNTS*

8 neighbors recently requested a quote
Recommended by100%of homeowners
JK Flores Enterprise LLC.
5.0(
37
)

Serving Fullerton, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

Hardworking, driven and goal-oriented electricians with a deep understanding of electrical design, installation and inspection. No job is too small and you can rest assured the project will be finished properly and on time. Been in the electrical field over 25 years, for both commercial and residential. Finally, decided to expand on my own to empower your home or business. Tambien se habla espanol.\n

Existing ceiling fan
UPS system ready for a power outage
e.v. charger
New ceiling fan in living room
New UPS system

+28

Response time4 hrs
Response rate95%
5 neighbors recently requested a quote
Avatar for FYV Electric
FYV Electric
5.0(
21
)

Serving Fullerton, CA and surrounding areas

Approved

In business since 2015

Free estimates

Warranties offered

We are a locally owned and operated company. We value honesty and integrity in all aspects of our business. We offer a variety of home improvement services that are customized to each individual project. We pride ourselves on the quality of our work, as well as our commitment to outstanding results. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

Start
Paper and Lath
Closing up
Painting
Panel upgrade from 100 amps to 200 amps from start

+1

Response time7 hrs
11 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for Excellence Electric, Inc.
Excellence Electric, Inc.
4.8(
297
)

Serving Fullerton, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

Excellence Electric Inc. Is one of the most reliable electrical contractors in all of Orange County. We specialize in electrical panel upgrades, electrical vehicle charging, residential and commercial and much more.... Our technicians have been practicing this line of work for so long that we are naturally good, neat and clean in our work. Nice homes need special care like the use of clear plastic painter's tarps to cover your valuables.\nFrom kitchen remodeling to tenant improvement electrical services, we have the experience and professional knowledge to handle any size repair or installation project.\nMajor re-wire project? or simply want to add an outlet? At Excellence Electric we are committed to delivering the best service to you, your family, and your business! To schedule free estimates please call us. For emergency calls only after buisness hours please call (714)457-2218

13 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for M.Y. Electrical Contractor
M.Y. Electrical Contractor
4.6(
256
)

Serving Fullerton, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

**Limited time Angie's List Special: Whole House Rewire!!!!*** M.Y. Electrical has been servicing customers in the area for nearly 25 years. Experienced in full service commercial and residential electrical service. Call us today for a FREE ESTIMATE on all of your electrical needs! \nDirect number 818-455-6379

Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+26

Response time1 day
8 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for JVEC, INC.
JVEC, INC.
4.9(
255
)

Serving Fullerton, CA and surrounding areas

Approved

In business since 1974

Free estimates

Warranties offered

JVEC Inc. Electrical contractor is a small business solution provider for all electrical products and services. We have been in business for 51 years. Our mission is to provide unsurpassed customer service to all of our customers regardless of the project size. Please call our office to schedule your free estimate 714-551-9841.

Response time2 days
14 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Citywide Electric
Citywide Electric
4.7(
84
)

Serving Fullerton, CA and surrounding areas

Approved

In business since 2007

Free estimates

Emergency services offered

At Citywide Electric we are a local company with over 18 years industry experience. We specialize in panel upgrades as well as electrical service requests. We promise to respond to your requests in a timely manner, treat your project as if it were our own home, and stand behind our work every time. We look forward to building a lasting relationship with each customer and thank you for your business in advance!

Tesla and general car charging staions
Panel upgrades
Panel upgrades
Panel upgrades
Panel upgrades

+3

Response time6 hrs
Recommended by97%of homeowners
...
Showing 1-10 of 591
FAQs for electrical wiring or panel upgrade projects in Fullerton, CA

While homeowners with substantial electrical knowledge might technically attempt a subpanel installation, most local building departments require permits and inspections for this type of work. Professional electricians understand local code requirements, can obtain necessary permits, and ensure the installation meets safety standards. Given the significant safety risks associated with incorrect electrical work, most homeowners benefit from hiring a licensed professional.

A standard subpanel installation takes an average of four to eight hours. This timeframe may extend if you're installing multiple subpanels or adding specialized circuits like those for spa equipment. Factors such as difficult access points, complex wiring paths, or permit processing times can also affect the overall project duration.

Adding a subpanel doesn't directly reduce electricity consumption or lower your utility bills. A subpanel simply redistributes power from your main panel to additional circuits. However, organizing your electrical system more efficiently may help prevent overloaded circuits and the associated problems. For actual cost savings, consider energy-efficient appliances and lighting instead.

The appropriate subpanel size depends on your specific electrical requirements. Consider the number and type of devices you'll be powering, potential future needs, and the capacity of your main electrical panel. An electrician can perform a load calculation to determine the most suitable amperage rating for your situation, ensuring you have adequate power without overpaying for unnecessary capacity.

A main electrical panel connects directly to your utility's power supply and contains your home's primary service disconnect. It distributes electricity throughout your entire house. A subpanel, by contrast, receives power from the main panel and redistributes it to a specific area of your home. Think of the main panel as the primary distribution point and the subpanel as a secondary branch that extends your electrical system's reach.

While electrical upgrades aren't as immediately visible as kitchen or bathroom renovations, they can contribute to your home's functionality and safety. Prospective buyers often appreciate updated electrical systems that can accommodate modern power demands. A properly installed subpanel that provides additional capacity for workshops, home offices, or future expansions could be an attractive feature for certain buyers, though the direct impact on home value varies by market.

The Fullerton, CA homeowners’ guide to electrical wiring or panel upgrades

From average costs to expert advice, get all the answers you need to get your job done.