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Get your free estimateMighty Mule Gate Repair in Hobe Sound, FL | Archway Gate Repair
We repair Mighty Mule swing and slide gate openers across Hobe Sound, from the estate properties off SE Bridge Road to the gated communities along the Intracoastal. The biggest difference here isn’t the brand – it’s the salt. Mighty Mule control boards and receivers that run fine inland start corroding within a few seasons of coastal air, and we know exactly which failure points to check first. If your Mighty Mule opener is dead, drifting, or stuck mid-cycle, call Archway Gate Repair at (855) 360-5306 and we’ll diagnose it properly.

We’re an independent Mighty Mule service provider serving all of Hobe Sound, 33455 and 33475 – not affiliated with or authorized by Mighty Mule. Our familiarity comes from years of hands-on repair work on these units in South Florida’s coastal conditions. For broader Mighty Mule sales and service details, see our Mighty Mule sales & service overview.
Why Hobe Sound Residents Choose Us for Mighty Mule Service
Most gate companies in Hobe Sound can swap a board. Fewer can tell you why the board failed, and whether the same fix will last another three years or another three months. We work on the brand already on your property, and we know how Mighty Mule’s FM and MM series units behave after years of salt air, afternoon thunderstorms, and the occasional hurricane-force gust off the Atlantic, experience we also bring to our Tequesta Mighty Mule service.
Nelson Arrieta, our owner, grew up near Norwood in Miami Gardens and studied electrical systems and industrial mechanics at Miami Dade College’s North Campus before spending over two decades working on gate equipment across South Florida. That background means we approach a dead Mighty Mule opener as a full-system diagnosis – motor, board, arm, hinges, and power supply – rather than a parts swap. As Nelson puts it, “If I’ve seen the brand, I’ve already seen the problem.”
We also understand what Hobe Sound homeowners deal with: HOA aesthetic requirements, custom ornamental iron that’s been in place for decades, and hardware that has to survive salt spray without looking like it belongs on a boat trailer. That’s why we don’t just fix the opener – we make sure the repair matches the gate it’s mounted on.
Styles & brands we work with





Common Mighty Mule Gate Repair Problems We Solve in Hobe Sound
- Corroded control boards after coastal storms. Salt-laden air off the Intracoastal is brutal on Mighty Mule control boards and receivers. We frequently see units that worked fine last season go completely dead after a tropical storm pushes salt spray inland. The board usually shows visible corrosion on the terminals and solder joints – not a motor failure.
- Seized arm pivot pins and stripped gearboxes. The pivot pin where the Mighty Mule arm connects to the gate is a common seizure point in Hobe Sound’s salt air. Once that pin freezes, the opener keeps pushing, and the gearbox strips itself trying to move a gate that won’t budge. The motor’s fine, but the gearbox is chewed up.
- Undersized openers on heavy ornamental iron gates. Many Hobe Sound estates have custom welded iron gates that weigh far more than Mighty Mule’s sample-gate assumptions. An FM500 or MM560 sized for a standard aluminum leaf runs marginal on thick wrought iron, causing limit drift, overheating, and early arm failure.
- Lightning and power-surge damage across entire streets. Hurricane-season lightning strikes and grid surges don’t discriminate. After a bad storm, we often get calls from several homes in the same Hobe Sound neighborhood with identical dead control boards or fried receivers. It’s not a coincidence – it’s the same surge.
- Rust-frozen hinges that overload the opener. When the gate’s own hinges seize from corrosion, the Mighty Mule operator inherits the extra resistance. We see this a lot on older Hobe Sound properties where the ironwork predates the automation by twenty or thirty years. The opener gets blamed, but the hinge is the real culprit.
Mighty Mule Service in Hobe Sound: What Local Conditions Mean for Your Equipment
Hobe Sound’s gated estates along the Atlantic Ridge and SE Bridge Road corridor often hang custom ornamental iron that’s weathered decades of salt spray into a distinct, almost pewter-gray patina. When we repair or re-weld hardware on those gates, bolting on bright galvanized brackets isn’t just ugly – it’s a shortcut that fails HOA expectations and looks like a patch job. So we treat and blend new steel to match the aged finish before it goes on. That finish-matching step is a routine part of Mighty Mule work here in a way it isn’t on newer inland subdivisions in Martin County. The salt air also means we spec stainless fasteners and marine-grade replacement hardware wherever OEM zinc-plated parts would start rusting within a season. A Mighty Mule opener mounted on an Intracoastal estate gate is living in a completely different environment than the same unit needing Mighty Mule repair in Jupiter on a Farms driveway ten miles west.
On an estate off SE Bridge Road, our crew was called to a Mighty Mule FM600 swing opener that had gone dead after a summer storm – the board was corroded from salt air and the gate’s wrought-iron hinge plates were rust-frozen, a common issue we address with Mighty Mule repair in Stuart as well. We replaced the corroded board, freed and re-welded the seized hinges with properly patina-blended steel, and reset the arm limits so the aged iron gate swung true again. The owner was relieved we matched the weathered finish instead of bolting on shiny new parts.
Mighty Mule Models & Products We Service in Hobe Sound
We repair and maintain the full Mighty Mule line: FM series swing operators (FM350, FM500, FM600), MM series swing openers (MM260, MM360, MM560, MM600), the heavy-duty slide gate operator series, and paired wireless keypads and intercom accessories. When a board or arm fails on an Hobe Sound gate, we use genuine Mighty Mule replacement parts where they’re available and the correct fit. Where OEM parts won’t hold up to the coastal environment – hinges, brackets, fasteners – we install quality aftermarket stainless or treated steel instead, something that’s been proven in South Florida salt air. We keep common Mighty Mule boards, arms, and receivers on the truck so most Hobe Sound repairs happen in a single visit.
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AfterMighty Mule Service Pricing in Hobe Sound
Every job is different, but here’s what Mighty Mule owners in Hobe Sound can expect. The service call runs $79 – $149 and covers the full diagnostic, including checking the arm, gearbox, and hinge condition – not just plugging in a tester and guessing. Board replacement typically lands between $189 – $349 with the part included. A seized pivot pin or basic mechanical repair runs $80 – $180, while a stripped gearbox usually costs $225 – $395 to rebuild or replace. Correcting opener sizing on a custom iron gate is $149 – $299 when it’s an arm or limit adjustment rather than a full unit swap. Full operator replacement with labor starts at $495 and goes up depending on the model and gate weight. The price we quote is the price you approve before any work starts. For an exact number on your Hobe Sound gate, call (855) 360-5306 – estimates are free.
Serving Hobe Sound, FL — Our Local Coverage Area
We’re based in the Hobe Sound area and know this community well, and we also provide Port Salerno Mighty Mule service. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Mighty Mule Gate Repair in Hobe Sound
My Mighty Mule opener died after the last storm near the Intracoastal – is it the motor or the board? It’s almost always the board. Salt air and storm-driven moisture corrode the control board terminals long before the motor itself fails on a Mighty Mule unit. We’ll test both, but if your gate worked before the storm and went dead after, the board is the prime suspect. Call (855) 360-5306 for a diagnostic in Hobe Sound.
Can you match new hardware to my old wrought-iron gate’s weathered finish? Yes. We treat and blend new steel brackets, hinge plates, and weld repairs to match the existing patina on aged ornamental iron around Hobe Sound. We’re not going to bolt shiny galvanized parts onto a decades-old gate and call it done.
Do you work on both swing and slide Mighty Mule gates on gated community entrances? We do. Our Hobe Sound service area covers swing and slide operators on both residential driveway gates and community entrance systems. What matters isn’t the configuration – it’s whether the opener is correctly sized for the gate and whether the hinges or track are fighting it.
Is my heavy ornamental iron gate too much for a Mighty Mule opener? It depends on the model and the gate’s actual weight, not its size. We’ve seen FM600s run for years on substantial iron gates in Hobe Sound, and we’ve seen undersized FM350s burn through arms and gearboxes on the same type of gate. If an opener is undersized, we’ll tell you honestly and give you options rather than replacing parts that will fail again.
Will you pull permits for a gate motor replacement in Hobe Sound? Permit requirements depend on the scope of work and Martin County’s current codes for automated gates. For a straight motor or board replacement, permits are rarely required. For anything involving structural changes or new safety equipment, we’ll guide you through the process and let you know what’s needed before work begins. We won’t start until these projects are properly cleared.
Service Areas Near Hobe Sound
Archway Gate Repair serves Hobe Sound and surrounding communities across Martin and Palm Beach counties. For Mighty Mule work further south, see Mighty Mule service in Immokalee or our Mighty Mule service in Moore Haven page for inland coverage.
Book Your Mighty Mule Service in Hobe Sound Today
A Mighty Mule opener that’s down is a gate that won’t secure your Hobe Sound property. We offer fast response for coastal gate repairs and free estimates on every service call. Call Archway Gate Repair at (855) 360-5306 and get an honest diagnosis from a gate specialist, not a parts sales pitch.
Written by Nelson Arrieta, Owner at Archway Gate Repair, serving Hobe Sound and South Florida.