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Get your free estimateFAAC Welding & Fabrication: The Brooklyn Owner’s Guide
We stock and install FAAC-compatible welding and fabrication components for gate operators throughout Brooklyn, with most repair jobs running between $275 and $650 installed depending on the part and your specific FAAC model. Same-day service is usually available when we have the component on the truck, which covers most common FAAC 400, 412, 750, and 770 series failures. The way owners typically discover the problem: the gate starts dragging against the ground, or a weld point cracks where the operator arm meets the gate leaf, and you hear a groaning sound that wasn’t there last month.
Most of the welding and fabrication work we do on FAAC systems isn’t on the operator itself. It’s on the mounting plate, the gate frame, or the hinge assembly. Those are the parts carrying the actual load every single time the gate cycles. In Brooklyn’s climate, with freeze-thaw cycles working on steel all winter and salt air near the waterfront doing the rest, a weld that was fine five years ago can crack along the grain with no warning. Cody Beckman, who leads our Brooklyn team, has seen plenty of weld failures on gates that still had years of life in the operator itself. That’s the good news: the part where metal meets motion is usually repairable or replaceable without touching the electronics.
Which FAAC Models This Applies To
Welding and fabrication needs show up across the FAAC line, but we handle a few series more than any others. The FAAC 400 and 402 hydraulic operators are common on Brooklyn brownstone driveways and residential gates. The 412 compact operator shows up on lighter pedestrian gates. The 750 and 770 series plus the S800 and C720 models run the heavier commercial and condo entrances we see in areas like Williamsburg and Prospect Heights. Each series mounts differently, which matters when you’re looking at a fabricated mounting plate or an operator arm bracket.
Here’s the compatibility gotcha: FAAC mounting bracket patterns are not universal across series. A bracket fabricated for a 402 won’t bolt onto a 750. The bolt spacings and arm geometry are different. Before we cut or weld anything, we match the part to the operator’s model plate, not the gate’s brand. If the plate is missing or painted over, we’ll measure the bolt pattern and the distance from the operator shaft to the gate leaf before we quote anything. For OEM parts, FAAC still makes a lot of these brackets and arms. For discontinued series like the early 413, we frequently fabricate a direct replacement rather than waiting on scarce supply. A quality aftermarket gusset or bracket made from the same gauge steel as the OEM part will do the job, and we’ll always tell you which we’re quoting and why.
Styles & brands we work with





Signs Your FAAC Welding & Fabrication Is Failing
- A hairline crack at the weld joint on the gate frame or operator bracket. This is the one we catch most often on visual inspection. The crack usually starts at the edge of the weld bead, not in the middle. It’s small, but it grows every time the gate cycles.
- The gate sags visibly at the latch end and scrapes the bottom rail. Sags usually point to hinge wear or a broken weld at the hinge post. In Brooklyn, older iron gates bolted into brick or brownstone posts get this a lot because the post itself may have shifted over decades.
- The gate shudders or vibrates through part of its travel. That’s often the operator arm fighting a gate leaf that’s moved slightly on its hinges. The weld holding the gate frame square has begun to fail, or the operator bracket is pulling loose from the gate.
- A grinding or groaning sound during opening or closing. This can mean metal-on-metal contact at a failed weld point, not just a lubrication issue. We’ve opened gates where the leaf was riding directly on the operator arm because the fabricated spacer had cracked clean through.
- You can see daylight through a joint that used to be tight, or paint flaking off around a weld. If you can see light, the joint has separated enough to move. Paint flakes off because the metal underneath is flexing. Both are signs the weld is working loose.
See the difference
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AfterReplacement Cost & What’s Included
In Brooklyn, expect FAAC welding and fabrication repair to run between $275 and $650 installed for most residential jobs. A single cracked bracket repair with on-site welding lands at the lower end. Something like a full mounting arm replacement with fabrication on a 750-series commercial gate pushes toward and sometimes past the upper end. The final price depends on whether we’re welding in place or fabricating a new part, how much disassembly is required, and how thick the steel we’re working with is.
You’ll see the exact number in writing before we touch anything. That quote includes the part or the fabricated piece, the labor to remove and reinstall, and the cleanup. We lay drop cloths under the work area and wear shoe covers whenever we’re inside your home or anywhere near interior surfaces. The 365-Day Done Right Promise covers every weld and fabricated part we install. If something we did fails inside that year, we’re back to make it right. No argument.
DIY or Call Us?
Welding a gate bracket or fabricating a replacement arm is not a weekend project. The failure carries the weight of the entire gate leaf, and a bad weld on a 300-pound gate that gives way while a kid or a dog is nearby is a serious injury waiting to happen. We recommend you leave welding and fabrication to someone who does it every day. Where DIY makes sense is in the inspection. You can look at the welds, mark where you see cracks with a piece of tape, and give us a call with what you found. That saves us time on site and gives you a clearer picture of what you’re dealing with.
If you’re not sure whether that crack is structural or cosmetic, call (934) 649-3673. We’ll walk through what you’re seeing over the phone, and if you want us out there, you’ll get a written price before any work starts.
FAQs
A properly fabricated and welded FAAC bracket or arm should last ten years or more in Brooklyn’s climate, assuming the gate is balanced and the hinges are maintained. The welds we see fail early are almost always original factory welds that were undersized for the gate weight or welds that were done over rusted steel without proper surface prep. When we fabricate a replacement, we use the same or thicker gauge steel than the OEM part and grind to clean metal before welding. That’s the difference between a repair that lasts a season and one that lasts a decade.
Sometimes, yes. If the crack is in the weld bead itself or the surrounding steel is still sound, a careful re-weld is often all it takes. If the steel around the crack is rusted through, thinned, or the part has already been welded once before, replacement is the smarter call. We’ll give you the straight answer on which applies to your gate, with the price for each option, before any work starts.
Most single-part fabrication or weld repairs take two to four hours on site from arrival to cleanup. That includes removing the failed part, grinding and prepping the surface if we’re welding in place, the welding itself, reinstallation, and a full cycle test. If we’re fabricating a replacement arm or bracket, that adds time in the shop before we arrive. We’ll give you a clear time window when we schedule the job.
We carry common FAAC mounting brackets, hardware, and some pre-fabricated arms for the 400, 412, and 750 series on our Brooklyn trucks. For less common parts we’ll fabricate in the shop and bring it with us on the return visit. We also stock FAAC parts and components for the most common failures alongside LiftMaster, Mighty Mule, and Ghost Controls gear, so the right fix usually happens on the first visit. Call (934) 649-3673 and we’ll confirm what we have for your model before we dispatch.
Written by Cody Beckman, Owner, Latch and Post Gate Repair Brooklyn at Latch and Post Gate Repair Brooklyn, serving Brooklyn and nearby areas.