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LiftMaster operatorsFree on-site gate assessment - hinges, posts, and your LiftMaster or Nice gate operator checked before anything is quoted
The assessment is free and the quote is the invoice.
Get your free estimateFast, Reliable Electric Gate Repair Across San Bruno
When your automatic gate stops mid-swing on a foggy San Bruno morning, you need a straight answer fast. Most electric gate motor repairs in San Bruno run between $225 and $485, and our technicians arrive in clean uniforms with shoe covers and drop cloths ready. We’re based in the Cedarwell family and have been repairing gates since 2009, so we know exactly what coastal fog does to the moving parts on your property. Call (628) 227-2771 and a live person answers, day or night.

Why Latch and Post Gate Repair San Francisco Is San Bruno’s Preferred Electric Gate Repair Company
San Bruno homes sit in a fog belt unlike most of the Peninsula. The marine air off the Pacific rolls over the coastal hills and settles into streets around Crystal Springs Road, San Bruno Avenue, and the neighborhoods west of El Camino Real. That damp, salt-laden air corrodes gate electronics years faster than what our crews see in Burlingame or San Mateo. We specify sealed control boards, galvanized posts, and stainless hardware because that’s what actually lasts here.
Our San Bruno customers tell us the same thing: they want a technician who shows up on time, explains the repair in plain words, and leaves the driveway cleaner than he found it. Every visit includes a written price before any work starts. You’ll know the exact number on paper before a single tool comes out. No pressure, no surprise invoice at the end. And the 365-Day Done Right Promise means if something isn’t right after we leave, we come back and make it right. No argument, no fine print.
Every call is answered by a live person, 24 hours a day, seven days a week. No voicemail, no callback queue. When your gate won’t close and your kids are asleep inside, you don’t want to leave a message.
Styles & brands we work with





Electric Gate Motor in San Bruno
Electric gate motor repair in San Bruno is the most common call we get, and the fog is almost always a factor. Moisture sneaks into the motor housing through worn seals, then condenses on the control board and limit switches. The motor still hums, but the gate won’t move, or it starts and stops erratically. A typical motor repair in San Bruno runs $260 – $520 depending on whether we’re replacing the capacitor, the limit switch assembly, or the motor itself.
Corrosion Sealing and Board Replacement
When condensation gets inside an unsealed operator housing, the control board shorts and the gate locks out. We replace the board with a sealed unit and re-gasket the housing so fog can’t get back in. For FAAC and BFT operators, we stock the most common boards locally so San Bruno customers aren’t waiting a week for a part that should be on the shelf.
Motor Swap on Older Gates
Some 1950s and 1960s San Bruno gates still run original motors that were never designed for coastal moisture. We swap them for sealed, corrosion-resistant motors matched to the gate’s weight and cycle. On sloped driveways in Crestmoor and Mills Park, we also check that the motor isn’t being overloaded by a gate that binds against its post.
Gate Access Control in San Bruno
Gate access control in San Bruno covers the keypad, remote receivers, intercom, and the wiring that connects them to the motor. In this fog belt, keypad circuits fail from condensation inside the housing, and remotes stop working when receiver solder joints corrode. Most keypad replacements run $185 – $340, and remote receiver work typically lands between $150 and $275. We test the entire circuit so the new part doesn’t fail next foggy season.
Keypad and Intercom Sealing
Foggy mornings are when gate keypads fail, because the cold metal face condenses moisture from the marine layer. We replace the keypad with an IP-rated sealed unit and pack the wiring entry with dielectric grease. That single step adds years of life to a keypad that would otherwise corrode again by next winter.
Photocell and Safety Edge Service
San Bruno gates are legally required to have working safety photocells or edge sensors. If a sagging gate trips its photocell mid-cycle, the system is doing its job, but the gate still needs attention. We test every sensor under load and align or replace them as part of a full access control repair.

Trusted Brands We Service in San Bruno
We’re factory-trained on the brands actually installed on San Bruno properties: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. Most San Bruno homes built in the 1940s through 1960s originally had FAAC, BFT, or Linear operators, and many were upgraded later to LiftMaster or Viking. Because we stock common parts for those lines locally, San Bruno customers often get same-week repairs without waiting on out-of-state shipping. Our techs know which control boards tend to fail in coastal air and carry the right sealed replacements on the truck.
See the difference
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After
Before
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Before
AfterCommon Electric Gate Repair Problems We See in San Bruno Homes
- Control board lockout on foggy mornings. Condensation inside an unsealed operator housing shorts the board, and the gate refuses to move until the sun burns off the fog. We replace the board and reseal the housing so morning fog stops being a problem.
- Rusted hinge posts on west-facing properties. Salt-laden fog eats galvanized steel at the weld points, especially on the foggy west side of the lot. A post that looked solid five years ago can be paper-thin at the ground line.
- Swollen wood gates on sloped driveways. In Crestmoor and Mills Park, dampness causes wood gates to swell and bind against the post. The operator motor keeps pushing until the rack and pinion or gearbox strips out.
- Keypad failures during marine layer events. Cold metal keypad faces collect condensation, corrode the circuit, and deaden the buttons. The keypad often works again by afternoon, which makes the problem easy to ignore until it locks out completely.
San Bruno’s persistent coastal fog keeps relative humidity above 90% for hundreds of hours each year. That’s why unsealed gate operator boards and limit switches corrode three to five times faster here than in neighboring Millbrae or South San Francisco, which sit slightly inland and get more afternoon sun. If you’re choosing equipment for a new gate, this is the single most important fact to know.
Pricing for Electric Gate Repair in San Bruno, CA
Here’s what San Bruno homeowners can expect, based on the work we do most often: gate motor repair runs $260 – $520, keypad replacement $185 – $340, remote receiver work $150 – $275, safety photocell alignment or replacement $120 – $240, and full control board replacement $290 – $580. These are honest ranges for this market. Your written price comes before any work begins, every single visit.
What moves the number is access: a gate on a steep Crestmoor driveway takes longer to work on safely than one on a flat lot near Commodore Park. Custom bracket fabrication for a non-standard 1950s gate also adds time and material. We’ll explain all of it in plain words before you approve a thing.
We Also Serve Cities Near San Bruno
Our Electric Gate Repair team works throughout the northern Peninsula. In addition to San Bruno, we serve South San Francisco, Pacifica, Burlingame, and San Mateo. If your gate is acting up and you’re in any of these cities, give us a call and we’ll send a technician who knows the local fog conditions.
Serving San Bruno, CA - Our Local Coverage Area
We’re based in the San Bruno 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 About Electric Gate Repair in San Bruno
Because “outdoor rated” rarely means “San Bruno fog rated.” The coastal marine layer keeps humidity above 90% for long stretches, and condensation works its way into motor housings and control boards through gaskets that dry and crack. The fix is a sealed board, a re-gasketed housing, and dielectric grease on every wiring entry. That combination adds years to an opener that would otherwise need replacing every two or three seasons. Call (628) 227-2771 for an inspection, and we’ll tell you exactly what’s failing and what it costs to make it stop.
Yes, in most cases. The usual culprits are a corroded hinge post or a swollen wooden gate leaf, and both can be repaired. In Mills Park, our tech replaced a rusted hinge post on a 1958 swing gate that had sagged so badly the safety photocell kept tripping the operator mid-cycle. The original galvanized post had corroded through at the ground line after 60 years of fog drip, so we set a new galvanized post in a deeper concrete footing and installed a LiftMaster LA400 with a sealed control board. That gate now cycles without a single false stop. We’ll assess your gate, give you a written price, and tell you honestly if repair or replacement makes more sense.
Galvanized steel, and more specifically, hot-dip galvanized after welding, not before. The weld points are where San Bruno fog attacks first, because the galvanization burns off during welding. Specify hot-dip galvanizing after fabrication, or use 316 marine-grade stainless for hinges, latches, and all exposed fasteners. Painted steel alone won’t survive more than a few seasons near the fog belt. We can help you write the spec for your gate fabricator so you’re not paying for a gate that rusts through its welds in six years. Call (628) 227-2771 and ask for Cody’s input on materials, no charge for the conversation.
It is, and it’s a pattern we see all over San Bruno. The cold metal keypad face condenses moisture from the marine layer, which shorts the circuit until the day warms up. But every morning fog cycle is doing slow damage. We replace the keypad with an IP-rated sealed unit and pack the wiring entry with dielectric grease. Most San Bruno keypad replacements run $185 – $340, including the part and labor. Call (628) 227-2771 for an exact quote, and we’ll have it sorted before the next foggy week.
Yes. Automatic gates in California are required to have functioning entrapment protection, which means photocells or contact edge sensors that stop and reverse the gate if something is in the path. A gate that lacks working safety sensors can injure a child or pet. If your sensors are tripping, misaligned, or bypassed, we’ll restore them to factory spec and verify the reversal force. If your sensors are tripping because the gate itself is sagging, we’ll address that too. Call (628) 227-2771 and we’ll send someone out to test your system and give you a written price.
Written by Cody Beckman, Owner at Latch and Post Gate Repair San Francisco, serving San Bruno since 2009.