Free bill analysis - bring a power bill, get the production math for your actual roof, panel brands like Qcells and REC compared side by side
If the pitch starts at your door and ends with "sign tonight for the special," sleep on it. The sun will still be there tomorrow; so will we.
Fast, Reliable EV Charger Installation Across San Lorenzo
Most San Lorenzo EV owners call us after they’ve already had a charger installed somewhere else and watched it underperform, or after tripping the main breaker for the third week in a row. We get it. The houses here were built by David Bohannon in the late 1940s and early 1950s, and nearly every one of them carries the same undersized 60 to 100 amp electrical panel. That means EV charger installation in San Lorenzo almost always starts with a service upgrade, not a wall-mounted box. Gus’s Solar handles both, same trip, one crew, no subcontracted labor. Call (877) 550-6892 and a live person answers, 24/7.
Key Takeaways
- Panel upgrade first: Most Bohannon-era homes in 94580 need a 200-amp service upgrade before a Level 2 charger will work safely.
- One-trip service: Our crew pre-stages panels and feeder specs based on your home’s exact era and floor plan.
- Real San Lorenzo pricing: Level 2 installation runs $1,650 to $2,400; a 200-amp panel upgrade runs $3,200 to $4,800.
- Local knowledge matters: We know the San Lorenzo Village Homes Association rules and the buried conduit quirks of Bohannon tracts.
- Free estimate: Call (877) 550-6892. No signature wanted tonight. Take two weeks. The price will be the same.
Why Gus’s Solar Is San Lorenzo’s Preferred EV Charger Installation Company
Gus Petrakis founded this company in 2011 and put his own name on the truck. That’s not a marketing line. When you call, you reach a live person, not a ticketing portal or a call center three states away. Our EV Charger Installation crew serves San Lorenzo directly from our Bay Area office, and we’ve wired enough Bohannon ranchers to know exactly what’s behind your stucco before we open the wall.
San Lorenzo homeowners tend to be self-reliant, and they’ve usually done their homework. They ask about wire gauge, breaker sizing, and voltage drop. We answer with real numbers, not brochure language. If a salesman needs an answer tonight, the answer is no. Gus’s quote stands for two weeks, and it’s built off your actual electrical service, not a generic estimate. Our 90-Day Done Right Promise applies to every EV charger and panel upgrade we install. If it’s not right, Gus makes it right, in writing.
We don’t subcontract. Background-checked, uniformed technicians from Gus’s own crew do the work, and you’ll see the same faces if you ever need us back. That local accountability is why neighbors on Via Alamitos and Bockman Road refer us to each other, block by block.
Our EV Charger Installation Services in San Lorenzo
Panel Upgrade for EV Charging
This is where most San Lorenzo EV charger jobs actually begin. The original Zinsco, Federal Pacific, or undersized Murray panels in 94580 were never designed for a 48-amp continuous load. When your charger and a window AC unit run together, the main breaker trips, or worse, the bus bar overheats. We upgrade to a 200-amp panel with a properly sized feeder, and we do it before the charger goes in. Bring me a bill, I’ll bring you the math, including exactly what your panel upgrade costs in San Lorenzo. That’s the Gus’s Solar way.

Tesla Wall Connector Installation
San Lorenzo has a lot of Tesla owners, and the Wall Connector is the most common charger we install here. It’s a solid unit, but it demands a dedicated 60-amp circuit and a load calculation that accounts for your entire home’s draw, not just the garage outlet. In Bohannon tracts, that calc almost always flags the existing panel. We install Wall Connectors in attached garages, carports, and detached workshops, with conduit routing that respects the San Lorenzo Village Homes Association’s exterior standards.

Garage & Driveway Charger Wiring
Many San Lorenzo homes have detached garages or workshops at the end of long service drives, 100 to 150 feet from the main panel. That distance creates voltage drop: run undersized wire, and your car charges at a fraction of the rate you paid for. We size conductors for the actual one-way distance, not the short attached-garage run the big-box store assumes. Our crew sleeves copper through existing buried conduit where possible, which avoids trenching and keeps costs down. If the conduit’s too small or degraded, we’ll tell you straight and give you a trenchless option when it makes sense.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in San Lorenzo
We work with the equipment San Lorenzo homeowners actually buy. Tesla Wall Connectors and Universal Wall Connectors are the most common requests, but we also install and service chargers from Enphase, SolarEdge, and ChargePoint, and we pair them with solar equipment from Qcells, REC, and Panasonic. If you’re planning solar-paired EV charging, we can size the array and the charger together so your morning marine layer doesn’t leave you short. We keep common breakers, disconnects, and connector parts stocked locally for San Lorenzo jobs, so we’re not waiting on a parts truck from out of state.
Common EV Charger Installation Problems We See in San Lorenzo Homes
- Tripping main breakers on Bohannon-era panels. The original 60 to 70 amp service in these homes can’t handle a 48-amp charger plus the rest of the house. Homeowners usually discover this the first hot evening when the charger and a window AC run together. The fix is a service upgrade, not a bigger breaker (never just swap the breaker; the bus bar isn’t rated for it).
- Surface-mounted conduit on street-facing walls. The San Lorenzo Village Homes Association has architectural standards for exterior work. Running EMT conduit across a garage wall that faces the street can trigger a rework request. We route conduit along less visible elevations or use concealed runs inside the attic where the framing allows it.
- Undersized wire to detached workshops. A charger at the end of a 120-foot driveway needs larger conductors than one in an attached garage. We’ve seen installations where the voltage drop was so bad the EV charged at half speed. We run the load calculation and size the wire for the actual distance, every time.
- Charger sized for the wrong parking spot. The builder’s garage might be full of storage while the EV actually parks at the workshop off the back lane. If the circuit and conduit were spec’d for the attached garage, you’re trenching twice. We ask where the car actually sleeps before we quote.
Pricing for EV Charger Installation in San Lorenzo, CA
Straight numbers. A Level 2 charger installation in San Lorenzo typically runs $1,650 to $2,400, including the charger, breaker, conduit, and permit, when the existing panel has room. A Tesla Wall Connector on a 60-amp circuit runs $1,800 to $2,600. A 200-amp panel upgrade, which most Bohannon-era homes need, runs $3,200 to $4,800 depending on mast replacement, grounding, and whether the meter main needs to be relocated for PG&E compliance. If you need both, we bundle the labor and save you money. The price we quote is the price you pay. No trip charge inside our own county, and a Senior and Veteran 10% discount applies on every job, no expiration. Call (877) 550-6892 for a free estimate. Take two weeks. Think about it. The price will be the same.
How San Lorenzo’s Bohannon Housing Stock Changes Your EV Charger Install
San Lorenzo is one of California’s first post-WWII planned tract developments, and that changes everything about the way this work gets done. David Bohannon built hundreds of near-identical floor plans across San Lorenzo Village between roughly 1944 and 1952, and seven decades later, the electrical systems are just as uniform as the rooflines. Nearly every home presents the same undersized original panel, typically 60 to 100 amps, and nearly all of them need a service upgrade before a Level 2 charger can operate safely. Our crew can often pre-stage the same 200-amp panel, the same feeder specs, and the same permit drawings from one block to the next in 94580, because the house down the street is the house you live in. That cuts design time and keeps your cost down.
On a street of near-identical Bohannon ranchers off Via Alamitos, our tech arrived with a pre-pulled permit set for a Tesla Wall Connector on a detached workshop at the end of a 120-foot service drive. We upgraded the original 70-amp Zinsco panel to 200 amps, sleeved 6/3 copper through the existing buried conduit, and set a 60-amp breaker with a NEMA 6-50 outlet, leaving the homeowner with a 44-mile-per-hour charge rate and a clean interconnection for his future solar array. That’s the one-trip standard we bring to every San Lorenzo job.
The San Lorenzo Village Homes Association reviews exterior modifications, including EV charger conduit and panel placement on street-facing walls. California’s Solar Rights Act limits their authority over solar panels, but EV chargers don’t get the same blanket protection. We know which placements clear review and which ones trigger rework, and we build that into the first quote, not the change order. That local knowledge is the difference between a charger that’s installed next week and one that’s tied up in review for a month.
We Also Serve Cities Near San Lorenzo
Our San Lorenzo crew handles EV charger installation across the surrounding Alameda County communities, including Ashland, San Leandro, Cherryland, and Castro Valley. If you’re a few blocks over the line, you still get the same crew, the same pricing, and the same live person when you call (877) 550-6892.
Serving San Lorenzo, CA - Our Local Coverage Area
We’re based in the San Lorenzo area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - EV Charger Installation in San Lorenzo
Because your original 60 to 100 amp panel was never designed for a 48-amp continuous charger load on top of your home’s other circuits. The fix is a 200-amp service upgrade, not a larger breaker, and it’s the single most common job we do in 94580. Call (877) 550-6892 and we’ll do a free load calculation from your actual panel, not a generic formula.
Often, yes. If the original conduit running to the workshop is in decent shape and has enough interior diameter, we can sleeve new 6/3 copper through it and avoid trenching entirely. If the conduit is too small or degraded, we’ll give you a trenchless directional boring option first, and trenching only as a last resort. Call (877) 550-6892 and we’ll inspect the conduit run before we quote.
Yes. The SVHA has architectural standards for exterior modifications, and EV charger conduit or panel placement on a street-facing wall can trigger a rework request. We route conduit along less visible elevations or run it concealed through the attic where the framing allows, and we know which placements clear review without pushback.
San Lorenzo sits just inland enough to escape the persistent fog that suppresses solar production in Oakland’s flatlands, but the June through August marine layer still cuts early-morning generation compared to sunnier cities 15 miles east. That means you’ll want your solar-paired EV charging to lean on afternoon and evening production, or add battery storage to shift the surplus. We size solar and charger together so the math works on your actual production curve, not a brochure number.
Often, yes, with modifications. Because Bohannon built hundreds of near-identical floor plans across San Lorenzo Village, the panel location, service drop, and conduit runs are frequently the same from house to house. We still verify your specific panel, grounding, and meter main, but reusing a proven permit set cuts design time and can save you money. Call (877) 550-6892 and we’ll check your address against our local project history.
Written by Gus Petrakis, Owner of Gus’s Solar, serving San Lorenzo since 2011.






Before
After
Before
After
Before
After