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Electrician FAQ – California

Answers to the questions we hear most from homeowners and businesses across California. For city-specific answers, visit your location page.

Which areas of California do you serve?

Phasethree Electric serves every city and county in California, from San Diego to the Oregon border. Use the locations page to find your city's dedicated page and phone number.

Do you offer 24/7 emergency electrical service?

Yes. Emergency electricians are on call 24 hours a day, 365 days a year. Call (833) 652-8933.

Do you give free estimates?

Estimates for installations such as panel upgrades, EV chargers, lighting, generators and rewiring are free. Troubleshooting visits have a flat diagnostic fee applied to the repair.

Do you pull permits?

Yes. All work that requires a permit under California code is permitted and inspected, and we manage the process.

Do you do both residential and commercial work?

Yes. We serve homeowners, landlords, property managers, general contractors and businesses of every size.

What brands do you install?

Square D, Eaton, Siemens and Leviton panels; Tesla, ChargePoint, JuiceBox, Emporia and Wallbox EV chargers; Generac and Kohler generators; Lutron, Leviton and Kasa smart controls; Tesla Powerwall and Enphase batteries, among others.

How do I know if my electrical panel is unsafe?

Warmth, buzzing, scorch marks, a fuse box, or brands such as Federal Pacific and Zinsco are all reasons to schedule an inspection.

How quickly can you schedule?

Emergencies are same-day. Most other work is scheduled within a few business days.

Service questions

Do you really answer 24/7 in California?

Yes. Emergency electrical calls in California are answered around the clock, 365 days a year, at (833) 652-8933.

How long does a panel upgrade take in California?

Most residential panel replacements are completed in a single day, with power off for roughly four to eight hours.

Can I stay home during a rewire in California?

In most cases yes. We work in phases and restore power to living areas each evening.

What size generator does a California home need?

Most homes need 14 to 26 kW for whole house coverage. We run a load calculation so you are not overpaying.

How much does EV charger installation cost in California?

Most straightforward garage installs fall in a predictable range; distance from the panel and panel capacity are the biggest variables. We quote a fixed price after a quick photo or site check.

Can you add an outlet without opening walls in California?

Usually yes. We fish wire from an existing outlet or from the attic or crawlspace with minimal drywall work.

How many recessed lights do I need?

A common guide is one fixture per 4 to 6 feet of ceiling in each direction; we lay it out for your room during the estimate.

Can you install a ceiling fan where there is no light in California?

Yes. We run new wiring from the nearest circuit or the panel and add a wall switch.

How much is an electrical repair service call in California?

We charge a flat diagnostic fee that is applied toward the repair when you approve it.

How long does an electrical inspection take in California?

About one to two hours for a typical home, with the report delivered the same day.

Do I still need power strips with whole house surge protection?

Layered protection is best: the panel unit handles large surges and a quality point-of-use strip handles the rest.

Do you work after business hours in California?

Yes. Much of our commercial work in California is scheduled nights and weekends to avoid disrupting customers.

Can you work around our business hours in California?

Yes, most office electrical work in California is done evenings and weekends when needed.

Why don't smart switches work in my California home?

Most smart switches need a neutral wire at the box. Older California homes often lack one; we add it or use no-neutral models.

Can I add a battery to my existing solar in California?

Usually yes. AC-coupled batteries work with most existing solar systems; we evaluate your inverter and panel first.

How many circuits does a kitchen need in California?

At least two 20 amp small-appliance circuits plus dedicated circuits for each major appliance, typically six to nine circuits total.

What size circuit does a hot tub need?

Most 240V spas require a 50 amp GFCI circuit; larger spas require 60 amps. We confirm with the manufacturer specs.

How much does a dedicated circuit cost in California?

Cost depends on distance from the panel and amperage. Short runs are quick and affordable; we quote a fixed price.

How much can an LED retrofit save in California?

Typical commercial retrofits reduce lighting energy use by 50 to 70 percent and cut maintenance because LEDs last far longer.

Do you offer free estimates in California?

Yes, estimates for installation projects in California are free. Diagnostic troubleshooting has a flat fee applied toward the repair.

Do you bid from plans for California projects?

Yes. Send plans and we return a detailed electrical bid, usually within a few days.

Where are smoke detectors required in California?

In each bedroom, outside sleeping areas and on every level; CO detectors are required outside sleeping areas and on each level in homes with fuel appliances or garages.

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