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Find Electrical wiring or panel upgrade pros in Altadena

Avatar for M.Y. Electrical Contractor
M.Y. Electrical Contractor
4.8(
221
)

Serving Altadena, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Called M.Y. Electrical for a 200 amp panel upgrade estimate. Luis came out the next day and had a very clear explanation of what need to be done and the timeframe involved, along with a very fair estimate. The crew: Luis, Jesus, Michael and Miguel came out a few days later to do the job. I am impressed, everyone on the crew did excellent work. Due to their knowledge and work ethics they made it stress free for me. Luis took care of obtaining the proper permits. He also informed me through texts of their arrival times, and inspection times, and being here during inspection. After electrical work was completed Javier repaired the stucco, also well done. Very happy I chose M.Y. Electrical and Louis and his crew to do the work!"
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+26

Response time1 day
7 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for MJ Electrical Services
MJ Electrical Services
5.0(
11
)

Serving Altadena, CA and surrounding areas

Approved

In business since 2021

Free estimates

Emergency services offered

"MJ services was a professional and reliable business. They upgraded my electrical panel to 200. He obtained permits from the city and everything easily passed during inspection. His prices were reasonable and he even installed my EV Tesla charger. Would recommend him to anyone."
Panel Upgrade
Panel Upgrade
Panel Replacement
EV Charger
Level 2 Charger

+4

Response time2 hrs
Response rate98%
3 neighbors recently requested a quote
Avatar for Power Up Electric Inc
Power Up Electric Inc
4.9(
583
)

Serving Altadena, CA and surrounding areas

Approved

In business since 1983

Free estimates

Warranties offered

"I have been using Power Up to handle all my electrical needs for over 4 years. Gabe has always completed all projects on time and as estimated, and he would let me know if there were any possible contingencies with the job. Frank and crew rewired a house for me at a fair price and were very detail with the work and helped identify what need to be to upgraded. Also, they installed a new house meter panel for me and handled all the inspections, with the permitted job being approved and finalized with SCE energizing the panel. Anytime I have electrical problems with my rental units I call Gabe and it’s taken care asap and at a fair price. I would highly recommend PowerUp, because they can be trusted to do a good job at a fair price."
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Response time3 hrs
4 neighbors recently requested a quote
Recommended by94%of homeowners
FRANCIS
4.9(
111
)

Serving Altadena, CA and surrounding areas

Approved

In business since 2012

Free estimates

Customers say: Quick response

"Francis responded to my Angi request immediately. He kept in touch to let me know his schedule and when he was in route. He was able to quickly assess and take care of my electrical issues which involved exterior outlets and switches. I would call on him again for any electrical needs."
Response time3 hrs
Response rate92%
3 neighbors recently requested a quote
Avatar for Fairway Electric
Fairway Electric
4.8(
566
)

Serving Altadena, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"I would recommend Fairway Electric for any electrical work. They have done various jobs at my home and business from small electrical repairs to an EV Charger for my Tesla. They are quick to provide service and offer great prices. Will always contact them for my future electrical needs."
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Response time1 day
Recommended by94%of homeowners
JK Flores Enterprise LLC.
5.0(
34
)

Serving Altadena, 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
New UPS system

+28

Response time4 hrs
Response rate95%
4 neighbors recently requested a quote
Antex Electric, Inc.
4.8(
186
)

Serving Altadena, CA and surrounding areas

Approved

In business since 2013

Free estimates

Customers say: Quality work

"Alen upgraded our old Zinsco 100 amp panel to a modern 200 amp panel. He was very responsive in all communication leading up to the job, great and communicative during the work, and ultimately did a great job. He also pulled permit, scheduled inspection and booked a stucco professional to finish job as well. All around: GREAT GUY! Highly recommend."
Response time1 day
3 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Garafano Electric, Inc.
Garafano Electric, Inc.
4.9(
171
)

Serving Altadena, CA and surrounding areas

Approved

In business since 1968

Free estimates

Warranties offered

"William and his team did a fantastic job upgrading our meter panel. They took care of all the permits and had the job done on time and on schedule. They were extremely communicative throughout the entire process and I would use them for all electrical services in the future."
Response time3 days
5 neighbors recently requested a quote
Recommended by98%of homeowners
Showing 1-10 of 46
FAQs for electrical wiring or panel upgrade projects in Altadena, 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 Altadena, 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.