Free 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.
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AfterFast, Reliable Electric Gate Repair Across Sunnyvale
Most electric gate repairs in Sunnyvale run between $180 and $480 before parts, and Calder Gate Repair can usually have a technician at your home within a few hours of your call. Whether your opener sits on a 1950s Eichler lot near Serra Park or a newer two-story infill off El Camino Real, the problem is rarely as simple as a dead motor. Call (903) 417-0793 and you’ll get a written price before any work starts, plus a live tracking link when your technician is dispatched.
Sunnyvale’s mix of older bungalows and newer construction means gate operators here fight conditions that newer builds in Cupertino or Mountain View simply don’t. We know the neighborhoods, the soil movement patterns, and the specific failure points that show up on swing gates along Mary Avenue or slide gates off Wolfe Road. That local knowledge is the difference between replacing a part and fixing the actual cause.
Why Calder Gate Repair Is Sunnyvale’s Preferred Electric Gate Repair Company
Calder Gate Repair is the gate specialist inside the Relay Home Co. family, founded in 2009 and independently owned within the network. When Sunnyvale homeowners call us, they’re not getting routed to a generic handyman service. Our technicians are background-checked, uniformed, and factory-familiar with LiftMaster, Linear, Viking, Ghost Controls, DoorKing, and more. Every job carries three non-negotiable guarantees: a written price before any work begins, a written guarantee on the repair itself, and a free second visit if that repair fails within 365 days.
That 365-Day Done Right Promise means something specific. If your gate opener fails again within a year of our repair, we come back at no charge. No fine print, no prorated nonsense. The Relay Standard applies to every call we run in Sunnyvale: you get a live arrival time you can track, before-and-after photos of the work, and a digital invoice you pay from a link. Nico Alvarez leads the team, and he insists that every customer knows the price before a single bolt gets turned.
Sunnyvale residents tell us the same thing over and over: they called three other companies before us and got voicemail. We answer live, 24 hours a day, seven days a week. That matters when your gate is stuck open at 6 a.m. and your dog is standing by the driveway.
Automatic Gate Repair in Sunnyvale
Automatic gate repair in Sunnyvale usually means diagnosing why a swing or slide gate stopped responding, binds mid-travel, or reverses without command. On older Sunnyvale lots, the operator gets blamed for what’s actually a structural problem: a hinge post set in an undersized footing that cracked years ago and has been slowly shifting. We see it constantly on pre-war bungalows and 1950s-60s Eichler tracts where the original post was poured for a manual gate, never for a motorized load. Expect to pay $200 to $450 for a typical automatic gate repair, with the operator itself, hinge plates, or safety sensors as the usual parts involved.
Swing Gate Binding and Post Failure
A swing gate that drags near the post or trips its overload every afternoon is rarely a motor problem. It’s almost always the post. We re-pour footings to proper depth, re-level the gate panel, reset the operator limits, and re-test the safety photocell and reversal on contact before we call the job done.
Slide Gate Track and Rack Alignment
Slide gates in Sunnyvale collect grit, eucalyptus debris, and fine clay dust in the rack and pinion teeth. When the drive starts skipping, it’s usually because the rack is out of alignment or the obstruction sensor was never re-tested after the last weather cycle. We clean, re-align, and verify every entrapment device as part of the repair.
Electric Gate Motor in Sunnyvale
Electric gate motor replacement in Sunnyvale averages $350 to $800 depending on whether you need a swing arm operator, a ram-style motor, or a slide gate drive. The motor is often the easiest part to swap, but on Sunnyvale homes with older post footings, installing a new motor without addressing the structural support just means you’ll be calling us again in a year. A proper motor replacement includes verifying the post is stable, confirming the gate panel weight matches the operator’s duty rating, and re-testing all safety edges and photocells. Most motor swaps take between two and four hours on site.
Operator Replacement Without Full Gate Replacement
You don’t need a new gate just because the motor died. We match the replacement operator to the panel weight, swing arc, and your existing control board. In many cases on older Sunnyvale homes, the original motor was undersized from day one, and an upgrade solves the problem permanently.
Motor Overloads and Intermittent Cycling
If your gate runs fine in the morning but trips its overload at 3 p.m., heat and panel weight are usually the culprits. We check the duty cycle, the capacitor, and the physical alignment before recommending a motor swap. You’ll get a clear written diagnosis, not a vague estimate.
Trusted Brands We Service in Sunnyvale
We’re factory-familiar with the brands you’ll actually find on Sunnyvale driveways: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. Our techs carry common Linear and Viking swing arm parts in the truck, which saves a second trip on most Sunnyvale jobs. If you’ve got a DoorKing slide operator on a long driveway off Foothill Expressway or a Ghost Controls kit on a ranch gate near Ponderosa Park, we can diagnose it quickly and source the right component without guessing. Electric Gate Repair is what we do every day, not one line item in a long service menu.
Common Electric Gate Repair Problems We See in Sunnyvale Homes
- Hinge posts that were never re-poured for motorized loads. Pre-war bungalows and mid-century Eichler homes in Sunnyvale often still have the original manual-gate post footings. The cracked, settled post makes the operator fight the gate until the overload trips.
- Rack and pinion drives skipping teeth on slide gates. Dust, leaf litter, and sandy soil from the hillsides accumulate in the rack. Once the pinion skips, the gate loses position and the safety reversal can fail.
- Keypad and loop detector faults after winter rain. Sunnyvale’s rainy season saturates the soil, shifting buried loop detectors and letting water into operator housings. Gates start cycling at random or ignoring the keypad entirely.
- Safety sensors out of alignment or never re-tested. Photocells get bumped, sun-scalded, or knocked out of line. We re-verify entrapment protection on every repair because a gate that doesn’t reverse on contact is a hazard, not an inconvenience.
Pricing for Electric Gate Repair in Sunnyvale, CA
Here’s what Sunnyvale homeowners should expect to pay. Swing gate operator repair: $180 to $450. Electric gate motor replacement: $350 to $800. Keypad or remote programming: $90 to $150. Safety sensor replacement or alignment: $120 to $250. Control board replacement: $200 to $500. These ranges reflect Sunnyvale’s actual market and include labor, with parts quoted separately in your written estimate. The written price you agree to before work starts is the price on the invoice. If the repair fails within 365 days, Calder returns at no charge under the Done Right Promise. Call (903) 417-0793 for a free estimate.
One thing we tell every Sunnyvale customer: when the post or groundworks are involved, the repair cost climbs because the work isn’t just swapping a motor. It’s digging, re-pouring, and re-setting. We’d rather tell you that upfront than surprise you at the invoice. A free second visit if the repair fails is included with every job, and a live person answers every call, day or night.
We Also Serve Cities Near Sunnyvale
Calder Gate Repair runs calls from our Bay Area dispatch office throughout the South Bay. If you’re in Mountain View, Santa Clara, Cupertino, or Los Altos, the same Sunnyvale team coordinates your repair with the same written pricing and live tracking. Same guarantees, same 365-Day Done Right Promise, no matter which side of Stevens Creek you’re on.
Serving Sunnyvale, CA - Our Local Coverage Area
We’re based in the Sunnyvale 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 Sunnyvale
Water in the operator housing or a shifted loop detector is the usual cause, and Sunnyvale’s clay-heavy soil makes both common. When the ground saturates, buried loops move and the control board misreads the obstruction signal. We locate the fault, dry and reseal the housing, and re-set the loop before re-testing the full entrapment sequence. Call (903) 417-0793 for a diagnosis, and you’ll get a written price before anything is opened up.
It’s the post, not the motor, in the large majority of Sunnyvale homes. The hinge post footing cracked or settled, the panel dropped, and the operator has been fighting the extra resistance. We re-pour the post footing, re-level the panel, and reset the limits. On a 1950s ranch in the Lakewood area, our tech found a LiftMaster swing operator tripping its overloads every afternoon; the panel was dragging across the drive because the 8-inch footing had cracked and shifted. We re-poured to depth, re-leveled the gate, re-verified the safety photocell and reversal, and reset the limits. It’s been opening clean since.
Yes, in nearly every case. The operator separates from the gate panel, so you keep the existing structure and we install a motor matched to the panel’s weight and swing arc. On older Sunnyvale gates, we often upgrade to a higher-duty operator than the original because the panel was never rated for motorized use. A typical motor swap runs $350 to $800, parts and labor included in the written quote.
Your gate should reverse on contact and stop when the photocell beam is broken, and you can test both with careful supervision. But because a failing safety circuit is a serious injury risk, we recommend having a technician verify the full entrapment sequence with calibrated test equipment rather than relying on a visual check. Every Calder repair in Sunnyvale includes a complete safety re-verification before we leave.
Most complete electric gate installations in Sunnyvale take two to five days from site measure to final test, depending on whether groundworks and new post footings are needed. We never promise same-day installation, because proper footings, power runs, and safety edges are measured, ordered, and scheduled. You’ll get a free measure, a written scope, and a fixed price before any work is scheduled. Call (903) 417-0793 to book the walkthrough.
If your gate is stuck, grinding, or refusing to reverse, call Calder Gate Repair at (903) 417-0793. You’ll get a live person, a written price before any work starts, and a technician dispatched with a trackable arrival time. Nico Alvarez stands behind every job with the 365-Day Done Right Promise: if the repair isn’t right, Calder makes it right at no charge.
Written by Nico Alvarez, Owner at Calder Gate Repair, part of the Relay Home Co. family serving Sunnyvale, CA.