Electrical Panels Installation California – Safe, Fast & Guaranteed
Need Electrical Panels Installation California for your home or business? Call (562) 355-2833 today to schedule with a certified electrician. At GSG, we’ve installed thousands of electrical panels throughout California with professionalism, precision, and strict code compliance. Our team delivers clean, efficient installations at competitive rates—with full permits and warranty included.
Why Choose GSG for Electrical Panels Installation California?
With over 20 years of experience, GSG ensures that every electrical panel is installed to meet California code and future power demands. We handle the entire process—from design to permits—so you don’t have to worry about a thing.
Whether you’re building a new home, expanding a business, or replacing a failing panel, our team installs it right the first time.

Types of Electrical Panels We Install
- Main service panels (100A / 200A / 400A)
- Sub-panels for garages, ADUs, and additions
- Smart panels with load monitoring
- EV-ready panel installations
- Solar-ready panel installations
- Indoor & outdoor rated enclosures
GSG helps you choose the right panel for your needs and installs it with full testing and labeling.

When Do You Need New Electrical Panels Installation California?
- New construction (residential or commercial)
- Upgrading from fuses to breakers
- Solar panel integration
- Adding circuits for appliances or renovations
- EV charger preparation
- Unsafe or poorly installed panel
If you’re unsure, GSG offers free inspections to evaluate your system.
What Clients Say About GSG
“They helped us plan the whole installation for our home addition. GSG handled permits and finished everything in a day.”
— Travis P., Sacramento“Clean work, excellent service, and a very knowledgeable crew. I’ll be calling GSG for future electrical projects.”
— Lorena V., San Jose
Don’t settle for poor installations. Get your panel installed by the experts at GSG. Call (562) 355-2833 now or request a quote here.

Where We Provide Service
We perform Electrical Panels Installation California in:
- Los Angeles
- San Diego
- San Jose
- San Francisco
- Fresno
- Sacramento
- Long Beach and nearby areas

FAQs – Electrical Panels Installation California
Do I need a permit to install a new panel?
Yes. GSG takes care of all required permits and inspections in California.
What type of panel should I install?
Our team will evaluate your power needs and recommend the correct amperage and configuration.
How long does installation take?
Most panels are installed and inspected in 1 business day.
Do you install panels for new construction?
Yes, we handle full service panel installations for homes, ADUs, businesses, and garages.
Do you offer warranty?
Yes. Every installation is backed by warranty and performed by licensed California electricians.

Get Started Today
Whether it’s your home, office, or industrial facility—we’re ready to deliver exceptional electrical services anywhere in California.
✅ Free Estimates
✅ Flexible Scheduling
✅ Warranty on Workmanship
Call now at (562) 355-2833 or send us a message via WhatsApp to book your appointment.
GSG is Backed by Trusted Industry Standards
OSHA – Electrical Safety Standards
Electrical work must meet strict safety regulations to protect both technicians and property owners. Our team follows all safety protocols as outlined by the Occupational Safety and Health Administration (OSHA), ensuring every project complies with federal electrical safety standards. This reduces the risk of accidents and guarantees a safer work environment.
NFPA – National Electrical Code (NEC)
We adhere to the latest updates in the
National Electrical Code (NEC), as issued by the National Fire Protection Association (NFPA). This ensures that your home or business remains compliant with fire prevention standards and minimizes the risk of electrical hazards due to outdated or improperly installed systems.
U.S. Department of Energy – Electrical Systems
A properly designed and installed electrical system improves energy efficiency and reliability. According to the U.S. Department of Energy, upgrading panels, switchgear, and wiring can significantly lower energy waste and extend the lifespan of your entire power infrastructure. Our services are aligned with these recommendations to help you save in the long run.