Linear Keypad & Intercom Repair Nationwide

Linear Keypad & Intercom Repair: The Los Angeles Owner’s Guide

We stock and install Linear-compatible keypad and intercom replacements across Los Angeles, with most keypad swaps running $185-$295 installed and intercom unit replacements typically landing between $320-$540 depending on the model and wiring condition. Same-day service is available in most LA neighborhoods when we have the part on the truck, which we usually do for Linear’s most common residential lines. Most owners discover the failure the same way: the keypad works intermittently after rain, or the intercom crackles when a delivery driver buzzes, then goes silent entirely about two weeks later.

Call (213) 674-2473

Linear builds solid access hardware, but the keypads and intercoms sit in direct sun and coastal air here in Los Angeles, and they take a beating. The rubber membrane over the keys degrades, the circuit board traces corrode, and the speaker cones in intercom units dry out and tear. We see these three failures more than any other on LA gates.

We’re an independent service provider, not affiliated with Linear. That means we match the part to your existing system and install it correctly, without steering you toward a full gate replacement unless the wiring itself is gone.

Which Linear Models This Applies To

Most Los Angeles residential gates running Linear access hardware use one of three lines: the older AM-KP series, the newer AK series (AK-11, AK-21), and the AP series for apartment and multi-tenant intercoms. The keypad you have matters because the wiring and mounting footprint are not universal. The AM-KP uses a four-wire configuration, the AK-11 is a direct surface-mount with a narrower profile, and the AP intercom units need a matched station inside the house or a compatible phone-line bridge.

Before you order anything online, flip the unit over or open the faceplate and read the label. The model number is printed on the back of the keypad housing or on the intercom’s mounting plate, not on the front face. If the label is gone, measure the mounting holes. The AM-KP and AK-11 have different screw spacing, and if you buy the wrong one you’ll be drilling new holes into stucco or stone, which nobody wants in a Los Angeles entryway.

On the OEM versus aftermarket question: Linear’s OEM keypads are built for outdoor exposure, but the aftermarket equivalents from brands like GTO and LiftMaster parts distributors often match the wiring spec at 30-40% less. The honest truth is that for keypads, a quality aftermarket unit with a sealed membrane lasts about the same time in LA weather as the OEM piece. For intercoms, we recommend OEM or a direct electrical match, because the audio impedance and power draw matter more there. We’ll match whichever route you prefer and document what went in.

We also stock compatible parts for LiftMaster, Mighty Mule, and Ghost Controls systems, so if your gate is a mix of brands, we can usually handle the whole job in one visit.

Signs Your Linear Keypad & Intercom Repair Is Failing

• Keys need to be pressed hard or multiple times. The rubber membrane under the keypad face has stiffened or cracked, and the carbon contacts are no longer making reliable contact with the circuit board. This worsens in cold weather and after direct sun exposure.
• The keypad works after rain but not during dry spells. That sounds backwards, but moisture can temporarily bridge a corroded trace on the board. When the unit dries out, the connection opens up again. The board has corrosion and needs replacement, not a surface cleaning.
• The intercom buzzes when someone presses the call button, but you hear no voice. The speaker cone has torn or the microphone element has failed. On Linear intercoms, the speaker is a separate component from the mic, and either can go first.
• The keypad beeps but the gate doesn’t move. The keypad is sending signal, but the relay output has failed or the wiring to the gate operator has loosened. We test the keypad output with a meter before condemning the part, because sometimes the keypad is fine and the problem is at the operator board.
• The intercom rings inside the house intermittently, or not at all. The indoor station transformer has failed, or the phone-line bridge (if you have an older AP system) has burned out. Los Angeles neighborhoods with older underground phone wiring see more of this than newer developments.

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Replacement Cost & What’s Included

In Los Angeles, linear keypad replacement including labor runs $185-$295. The part itself is $60-$120 for the common AK-series and AM-KP replacements, and the labor covers removal, wiring verification, installation, programming, and testing. Intercom replacement is $320-$540, driven by whether you need just the outdoor station or also the indoor unit, and whether the wiring between them is intact or needs to be re-pulled.

This is flat, written pricing. You get the number before we touch anything, and it doesn’t change unless the underlying wiring is damaged and we show you that damage in a photo first. Every replacement includes a documented photo record of what was removed, what was installed, and how it’s wired. Under Haven Standard Clause 1, that price is in writing before any work starts.

The work is covered by our 365-Day Done Right Promise. If the keypad or intercom fails within a year of the install for any reason other than physical damage or someone driving a forklift through your gate, we come back and make it right at no charge.

DIY or Call Us?

You can safely remove the faceplate and read the model number, and you can check whether the wiring at the keypad looks visibly broken or chewed. That’s where safe DIY ends on this part. Keypads and intercoms run low voltage, so the shock risk is minimal, but the diagnostic risk is real: if you replace a keypad and the gate still doesn’t move, you’ve spent $100 on a part you didn’t need and the original problem is still there. We see that exact scenario two or three times a month in Los Angeles.

Intercoms are even less forgiving, because the indoor station and outdoor station have to match electrically. If the unit you buy doesn’t match the transformer or the phone bridge, you can damage the new part on first power-up. If you want to verify the problem before spending money, call us at (213) 674-2473 and we’ll walk through what we’d check first. If you’ve already got a written estimate from another company, bring it to us for a free second opinion.

And if you’re comfortable with a multimeter and want to test the keypad output yourself, we’ll tell you which terminals to touch and what reading you’re looking for. No gatekeeping. We’d rather have you figure out the problem is simple than pay us to tell you the same thing in person.

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