San Francisco Electrician — 94140
Looking for electrical work in the 94140 area of San Francisco, California? Licensed electricians covering this ZIP handle repair, replacement and installation work to the code edition City and County of San Francisco County has adopted — and the quote should be in writing before anyone starts.
Ask for a flat price per task rather than an hourly estimate. Flat-rate pricing is the residential standard, and it puts the risk of a slow job on the contractor rather than on your invoice.
Free referral service · no charge for the call · written quote before any work starts
- Licensed electricians only — ask for the licence number and confirm it before work begins.
- Local crews who know your area’s permit office, inspection timelines and housing stock.
- Repairs tested under load before sign-off, not just switched on and left.
- Every quote itemised — materials, labour, permit fee and anything that could change the scope.
- 24/7 availability for genuine emergencies — burning smells, sparks, water damage and total power loss.
Electrical work local to 94140
San Francisco is served by licensed electricians working across 51 ZIP codes and 2 counties. The city page for San Francisco lists every covered ZIP, and each service page explains what the job involves and what drives the price.
What people in San Francisco call about
- A home office, well pump or sump pump that cannot stop
- Outdoor, security or landscape lighting that needs wiring
- Before a major renovation, solar, battery or EV decision
- A home office, home theatre or workshop with expensive equipment
- Buzzing, crackling or sizzling sounds from the panel
- Scorch marks, discoloured faceplates or a warm wall plate
- Water came into contact with outlets, wiring or the service panel
If any of those are happening now, treat the circuit as suspect: switch it off at the panel and have it tested rather than resetting a breaker repeatedly.
Smoke & CO Detector Installation in San Francisco — what it costs
Interconnected smoke and carbon monoxide alarms, hardwired with battery backup, positioned where code requires them and tested after installation.
| Work | Typical range | Notes |
|---|---|---|
| Battery-powered alarm, installed per device | $100 – $200 | Simplest upgrade |
| Hardwired interconnected alarm (per device) | $150 – $350 | Includes wiring to the loop |
| Combination smoke and CO alarm | $175 – $400 | Recommended near fuel appliances |
| Whole-home interconnected system (5-8 alarms) | $500 – $1,500 | Depends on access and wiring |
| Replace expired 10-year sealed alarms | $110 – $250 | Per device, includes disposal |
Duration: typically 1-3 hours. Full Smoke & CO Alarms guide for California.
Services available in 94140
Dedicated Circuit Installation
$200 – $900200 Amp Service Upgrade
$1,800 – $4,500Electrical Safety Inspection
$250 – $900EV Charger Installation
$500 – $3,500Smoke & CO Detector Installation
$100 – $800Outlet, Switch & Receptacle Installation
$120 – $500Solar & Battery Storage Wiring
$1,500 – $12,000Commercial Electrical Services
$300 – $15,000Aluminum Wiring Repair
$300 – $9,000What moves the price in San Francisco
Things that lower it
- An existing circuit that can carry the new load
- Open access — attic, basement or crawlspace runs
- Bundling several small jobs into one visit
- Spare breaker positions already in the panel
Things that raise it
- Fishing new cable through finished plaster or drywall
- A panel that is full, undersized or a recalled brand
- Permitted work with inspection and utility coordination
- Damaged service entrance, meter base or mast
Local notes for 94140
- City and County of San Francisco County is the permitting jurisdiction for electrical work at this location.
- Time zone: Pacific — emergency and after-hours availability follows local time.
- 51 ZIP codes inside this service area.
- Service radius is local: the crew dispatched is working in this area, not travelling from out of state.
Map of the San Francisco service area
Amber marker: San Francisco, CA 94140. Blue markers: nearby covered cities. The shaded ring shows a typical 15-mile local service radius — actual dispatch areas vary by contractor.
Nearby ZIP codes
Adjacent ZIP codes with licensed coverage. If your address sits on a boundary, either ZIP works.
Electrician FAQ for 94140
Do you have electricians covering the 94140 ZIP code?
Yes — 94140 (San Francisco, California, City and County of San Francisco County) is inside the coverage network, and requests from this ZIP are routed to licensed electrical contractors working the San Francisco area. Give the dispatcher the ZIP and the street so they can confirm the visit window.
Which county handles electrical permits for 94140?
This ZIP sits in City and County of San Francisco County, California. Permit and inspection requirements for panel changes, service upgrades and new circuits are set locally, so confirm with the contractor whether a permit is required for your specific job and who is filing it.
Do you handle both homes and small businesses?
Most local electrical contractors take residential work and light commercial work such as retail, restaurant and office premises, including three-phase distribution, lighting retrofits and dedicated equipment circuits. Larger commercial projects are quoted from a site survey.
Is 24/7 emergency service available for 94140?
Emergency requests are taken around the clock. Pacific time applies locally, and after-hours availability depends on the contractor on duty — genuine emergencies such as burning smells, smoke, sparks or water contacting live wiring are prioritised over routine work.
How do I know the electrician is licensed?
Ask for the licence number before work begins and confirm it with the licensing authority for your state or municipality. Electrical licensing is handled at state level in most of the country and at city or county level in a few large metro areas, so the correct place to verify depends on where you live. A licensed contractor will give you the number, and usually the insurance certificate too, without being asked twice.
What warranty should I expect?
Workmanship warranties are set by the contractor, and one to two years on labour is common on larger jobs, with manufacturers covering the equipment separately. Ask for the warranty terms in writing on the invoice, not verbally.
What does an electrician charge in San Francisco, CA?
Expect the same structure as the national market: roughly $50-$150 per hour for licensed residential work plus a trip fee of about $75-$200, with most common jobs priced flat-rate per task. Local labour rates in California move the national ranges by roughly 10-25% either way, and panel capacity work starts around $1,300 and rises from there.
Other ZIP codes in San Francisco, CA
51 covered ZIP codes in San Francisco. Jump straight to the one closest to your address.
Need an electrician in San Francisco 94140?
Free phone triage: describe what is happening and find out whether it needs a visit today or can be scheduled. No obligation, no charge for the call.
Call (619) 877-0478Call (619) 877-0478 any time. Ask for the licence number, the trip fee and a flat price for the job.
Nationwide Electrician is a free referral service connecting San Francisco homeowners with licensed electrical contractors. We do not perform electrical work and we do not set the prices contractors charge. Coverage data for 18,671 US ZIP codes, last verified September 23, 2026.