Top-rated electricians.

Get matched with top electricians in Signal Hill, CA

Enter your zip and get matched with up to 5 pros

Need a pro for your electrical service project in Signal Hill, CA?

Select your specific project to find the pro for you.

TRUSTED BY SIGNAL HILL, CA HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon561
    Verified electrical services reviews

Find Electricians in Signal Hill

Carlos Cortez
4.8(
59
)
Electrical Switches, Outlets & Fixtures - Install or RepairElectrical Wiring or Panel Upgrade

Serving Signal Hill, CA and surrounding areas

Approved

In business since 2003

Free estimates

Customers say: Quick response

"Carlos showed up early to my office on a Saturday morning, and finished the replacement of the electrical panel (circa 1940's) with a more up to date one with extra breakers for future expansion, all in record time. He was neat, tidy and efficient, and explained everything he was doing without being asked, in easy to understand "layman's" terms. I will use his services for any future electrical work and will gladly and enthusiastically recommend him to any one I come into contact with who asks for a recommendations for someone to help them with their electrical needs."
Panel upgrade
panel upgrade
panel upgrade
panel upgrade
panel upgrade

+3

Response time6 hrs
Response rate100%
Recommended by100%of homeowners
JK Flores Enterprise LLC.
5.0(
52
)
Electrical Switches, Outlets & Fixtures - Install or RepairCeiling Fan - RepairCeiling Fan - Install+12 more

Serving Signal Hill, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"Perfect and smooth journey, Jorge came pre instillation to check the electrical panel and where the the charger was going to be installed and after the review he text me the cost of parts and installation, after I received the charger he came on time and the job was completed. I was updated by text messages throughout the process. In the future if I need any electrical work I definitely use JK Flores Enterprise."
Existing ceiling fan
UPS system ready for a power outage
e.v. charger
New ceiling fan in living room
backup power supply

+28

Response time8 hrs
Response rate100%
25 neighbors recently requested a quote
Avatar for Joe Electric
Joe Electric
4.5(
96
)
Electrical Switches, Outlets & Fixtures - Install or RepairElectrical Wiring or Panel UpgradeElectrical Switches, Outlets & Fixtures - Install or Repair - For Business+1 more

Serving Signal Hill, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Joe's Electric returned my care within minutes of me contacting them. I had a technician in my home in 1.5 hrs. Who quickly identified and fixed the problem within 35-45 minutes. They saved me from losing a whole day of work and it was worth the cost vs loss I would have incurred."
Response time2 days
16 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for ElectricREY INC
ElectricREY INC
5.0(
13
)
Electrical Switches, Outlets & Fixtures - Install or RepairElectrical Wiring or Panel UpgradeElectric Vehicle Charging Station Installation - Materials Not Provided+5 more

Serving Signal Hill, CA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"Electric Ray did an exceptional job installing my EV charger and upgrading the electrical work in my panel. Extremely honest, professional, punctual, and clean throughout the entire process. The installation looks great and everything works perfectly. I highly recommend Electric Ray for any electrical or EV charger installation needs."
Gallery
$200 amp panel upgrade
$200 amp panel upgrade
Ev charger installation
Ev charger installation

+1

20 neighbors recently requested a quote
Avatar for Excellence Electric, Inc.
Excellence Electric, Inc.
4.8(
299
)
Electrical Wiring or Panel UpgradeElectric Vehicle Charging Station Installation - Materials Not ProvidedElectric Vehicle Charging Station Installation - For Business - Materials Not Provided+3 more

Serving Signal Hill, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"I am very pleased with the quality of work that was done. Raymond managed the project from start to finish and kept me up to date on everything. The entire crew worked well together and cared about the appearance of their work-they are electrical professionals and the work shows it. I will be glad to work with them on my next electrical project."
12 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Wilson Electric
Wilson Electric
4.5(
199
)
Electric Vehicle Charging Station Installation - Materials Not ProvidedElectrical Switches, Outlets & Fixtures - Install or RepairElectrical Wiring or Panel Upgrade+12 more

Serving Signal Hill, CA and surrounding areas

Approved

In business since 1994

Free estimates

Emergency services offered

"Wilson Electric was great to work with, they promptly responded for my request for a quote and provided me an estimated price for the job as described. The day they arrived to do the work, they finished in about 2 hours and made sure we were happy with the job. I would use them again in the future."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+5

Response time1 day
Response rate100%
3 neighbors recently requested a quote
Avatar for Mattiace Electric
Mattiace Electric
5.0(
69
)
Electrical Wiring or Panel UpgradeCeiling Fan - InstallCeiling Fan - Repair+14 more

Serving Signal Hill, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"I have used Mattiace Electric several times and they were great! Arrived on time, rates were fair & they found and fixed my electrical problems. I highly recommend Mattiace Electric."
Electrical Project
Emporia Home monitoring electrical system
50 amp outdoor  EV charger
400 pound chandelier install
Electrical Project

+38

Response time7 hrs
2 neighbors recently requested a quote
Recommended by89%of homeowners
...
Showing 1-10 of 843
Electrical questions, answered by experts

When converting a standard 120-volt outlet to a 240-volt outlet, the only components you can typically reuse are the existing electrical box and the hole in the wall. Everything else—including the wiring, breaker, and receptacle—should be replaced to ensure both safety and efficiency. Appliances designed for 240 volts have different plug configurations that won’t fit into a standard 120-volt outlet, making it necessary to install a compatible 240-volt receptacle. This design helps prevent overloading or underloading the power available to any one outlet or circuit.

Three-way switches are only replaceable with three-way switches. A single-pole switch won't work if you replace one or more of a pair of three-way switches. By electrical code, three-way switch configurations are necessary at the top and bottom of a staircase between residential floors.

On average, the cost to run electricity to an above ground pool is about $1,000. Certain factors can increase or cut these costs. For example, a larger pool or one farther from your house may require additional trenching for wiring, bringing costs as high as $4,000. On the other hand, a standard-sized pool closer to your home may only cost $350 to hook up to electricity.

Generally, you’ll want to keep between 60 and 70 feet between the generator and the transfer switch. There are a few reasons for this, including:

  • The distance reduces the noise coming from the generator into your home.

  • It increases efficiency because you won’t have a voltage drop from this short of a distance.

  • Prevents carbon monoxide poisoning: keep at least 15 feet between your generator and an open window. 

We highly recommend that you use an electrician to wire a doorbell if you don't have electrical skills. You can tackle this project on your own, but it would be best done alongside a professional to reduce all the safety risks, as working with wires can be dangerous and potentially deadly.

The Signal Hill, CA homeowners’ guide to electrical services

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