New builds, additions & ADU electrical in Potrero, San Diego County. Local electricians, upfront pricing and fast scheduling.
(833) 652-8933 Request a quoteBuilders and homeowners in Potrero need an electrical contractor who shows up when framing is ready and passes inspection the first time. Phasethree Electric provides new construction electrical for custom homes, ADUs, additions, tract work and small commercial buildings across Potrero and San Diego County.
Temporary power, service and panel installation, complete branch circuit rough-in, low-voltage rough-in, fixture and device finish, testing and final inspection coordination with the City of Potrero.
Accessory dwelling units need a sub panel or separate service, kitchen and bath circuits, heat pump circuits and Title 24 lighting. We have wired ADUs across San Diego County and know the local requirements.
We help you plan lighting layouts, EV-ready garages, solar-ready panels and structured wiring before drywall so upgrades later are simple. Also serving nearby Tecate, Campo, Dulzura, Jamul. Call (833) 652-8933.
We provide new construction electrician throughout Potrero and the surrounding communities of San Diego County.
Yes. Send plans and we return a detailed electrical bid, usually within a few days.
Yes, including sub panel feeds from the main house or a separate service where required.
Yes, we pull electrical permits and schedule all inspections.
“Whole house surge protector installed in under an hour. Peace of mind after the last PSPS event fried our garage opener.”
Ellen T.“Installed a Generac standby generator for wildfire season. Explained every step and the load management so we could use a smaller unit.”
Chris B.“Got a 200 amp panel upgrade and an EV charger in one day. They handled the permit and the inspector passed it on the first visit.”
Derek W.Upfront pricing · Same-day service · 24/7 emergency response