Repair & Replacement Services for Digital Locks - Singapore

Next-Day Digital Lock Repair Across Singapore
Expert Troubleshooting for All Brands and Models
Reliable solutions for faulty, jammed or damaged smart locks

Schedule On-Site Repair Get a Quick Diagnosis

1WhatsApp us a photo or short video of the lock
2We advise repair, parts replacement or an upgrade
3Next-day on-site visit across Singapore

Jump to

What's wrong with your lock?

Pick the closest problem and send us a photo or short video on WhatsApp. We'll tell you whether to repair or replace, and quote.

Won't auto-lock or won't lockGet a quote →Won't unlock or keeps jammingGet a quote →Card, keypad or fingerprint not workingGet a quote →Door misaligned or latch not catchingGet a quote →Battery leak, broken handle or dead displayGet a quote →Something elseGet a quote →

Repairs are quoted case by case after we see the photo. Next-day on-site visits across Singapore. How we decide repair or replace ↓

Repair & Replacement Services for Samsung, Gateman and Other Brands (Kaba, Showa Meissner, Milre)

If your digital lock is aged or lacks proper maintenance, it may begin functioning inconsistently or cease working entirely. (pictures found below for reference)

Expert Samsung Lock Repair Service for Stronger Security

Is your Samsung door lock facing problems? Interlock provides professional Samsung digital lock repair and replacement to restore safety, reliability, and everyday convenience. We support a wide range of models, including SHS-5050, SHS-5120, SHS-5230, SHS-6020, SHS-6120, SHS-H620, SHS-H630, SHS-H505 / H505, SHS-H700, SHS-DP910, SHP-DP920, SHP-DP930, SHS-DP717, SHS-DP718, SHS-DP727, SHS-DP728, SHS-DP738, SHS-DP705, SHS-DP710, SHS-DP720, DP609, DR708, DR900, DH540, and DH538.

Please note that all Samsung digital lock models have been discontinued. Spare parts are limited and available on a first-come, first-served basis; replacement may be required if parts are unavailable.

Proven Track Record in Condominiums

Interlock has successfully repaired or replaced Samsung DH538, SHS-H505 / H505, SHS-H5050 / H5050, SHS-6020, and SHS-5120 at condominiums such as The Essence, Botanique @ Bartley, Park Place Residences @ PLQ, My Manhattan, E Maison, The Parc, and The Clement Canopy.

Recommended Upgrade for Samsung Push-Pull Locks

For Samsung push-pull lock replacements, our top recommendation is Interlock Mercury. Every Mercury lock can replace a Samsung mortise lock. Its larger stainless steel mortise covers the old cut-out completely, so there is no patching, and it has more locking bolts plus an extra double-lock bolt. Prefer another brand? We also carry other push-pull digital locks, and we will recommend the best fit for your door, usage and preferred access method.

Repair Eligibility Depends on Model and Parts Availability

Repair outcomes depend on the lock model, the specific fault, and spare-part availability. If parts are discontinued or the damage is extensive, we will advise a practical replacement option to restore security quickly and cost-effectively.

Gateman & Yale Digital Lock Replacement in Singapore Condos

Interlock provides reliable replacement services for Gateman and Yale digital locks commonly pre-installed in Singapore condominiums. We have been servicing Gateman locks in Singapore since 2008, from the first developer-fitted units. We help homeowners and facilities teams restore secure access quickly with compatible, high-quality replacement options.

Supported Gateman Digital Lock Models in Singapore Condos

Most Gateman locks in Singapore condos were fitted by the developer at handover, so one model usually runs through the whole development. These are the original models we see most, and developments where we have serviced or replaced them:

Gateman III: City Square Residences, 8 @ Mount Sophia, Residences @ Evelyn, Botannia, The Quartz, The Foliage, Intero, Blu Coral, 3 @ Sandilands
Gateman V100-H: One Shenton, Vivace, Dorsett Residence, The Beverly, Heritage East
Gateman RF Smart: The Sail @ Marina Bay, The Oceanfront @ Sentosa Cove, Paterson Residence
Gateman MB740: The Beacon Edge, Buckley Residences, The Medallion, The Acacias
Gateman XD: Spring @ Katong, JLB Residences
Gateman II: Monterey Park, Derbyshire Heights
Gateman Blacky, Silky and F100: Tribeca, Cairnhill Residences, Casa Fortuna

Every Interlock Mercury lock replaces a Gateman mortise lock. Its larger stainless steel body covers the old cut-out completely, so there is no patching. Rim locks are checked case by case. Not sure which model you have? Send us a photo and we will identify it.

Repair vs Replacement Depends on Model and Parts Availability

Repair feasibility depends on the exact model, the fault condition, and whether spare parts are still available. For older or discontinued models, replacement is often the most practical option for long-term reliability and security.

Send a Video or Photos for Fast Assessment

To speed things up, send us clear photos or a short video showing the issue (including the front panel, inside unit, and door edge latch). We’ll review it and advise the best next steps, whether it’s repair, parts replacement, or a full lock upgrade.

Replacement

List of Digital Locks We Replace

Kaba Digital Lock Replacement

We cannot repair your Kaba EF680, EF780, EF180 and EF280 digital door locks but we do offer Kaba digital lock replacements. For the EF680 and EF780, our top recommendation is Interlock Mercury X2: its larger body covers the old Kaba cut-out completely, so there is no extra patching. For the EF180 and EF280, we recommend the Samsung SHS1321 and Solity WR-303B.

Interlock has successfully replaced Kaba EF680 at the following condominiums:
NV Residences, Blossom Residences, Tree House, Cube 8, H20 Residences, The Palette, Jewel@Buangkok, V on Shenton, 368 Thomson, D'Nest, Westwood Residence

Showa Meissner Digital Lock Replacement

The Showa Meissner lock is old and costly to repair. We are often asked to replace the lock instead.

Replacement locks, some with fingerprint, pincode and other access methods have no ongoing maintenance cost when compared to the high replacement cost for a lost Showa Meissner card. Furthermore, using a card is not convenient at all.

Interlock has successfuly replaced Showa Meissner door locks at the following condominiums

River Place, The Shore Residences, Dover Park View, Centro Residences, The Summit, The Lanai
Water Place, Dover Parkview, Garden Vista, Vista Residence, Heritage View, Tanglin View

NOTE: Showa Meissner lock leaves behind a very huge and wide hole. We take particular attention to recommend specific models to address both your requirements as well as physical fit. Alex from Interlock is available for consultation.

Recommendation: While actual holes left behind by Showa Meissner locks do vary depending on the previous installations, our experience suggests specific models from Solity and Samsung locks for a better fit.

Xiaomi Digital Lock Replacement

Many homeowners contact us requesting Xiaomi digital lock repair in Singapore, especially for popular models like the Mi Smart Door Lock, Mi Smart Door Lock Pro, and Xiaomi Push‑Pull Smart Lock.

However, due to software restrictions, electronic parts not available locally and with limited local servicing options, repairs are often impractical. Once a fingerprint or motor module fails, continued use risks lockouts and instability. A Xiaomi digital lock replacement ensures smoother operation, improved reliability, and compatibility with current smart home setups.

We recommend replacing with dependable locks such as Interlock Mercury, Solity, Aqara, or Gateman—all supported locally for long‑term servicing. We can also install any new lock you have already purchased. Contact us for assessment and suitable Xiaomi replacement options.

Kaadas Digital Lock Replacement

Common models we come across: K9, R7, L7, K20, K20 Pro
Interlock provides Kaadas digital lock repair assessment for these models commonly found in HDB flats and condominiums across Singapore. While repair is often limited by spare parts (only available at the brand manufacturer), we've successfully completed Kaadas digital lock replacements in these properties.

Our top recommendation for Kaadas digital lock replacement would be Interlock Mercury for reliable local support.
Repair feasibility depends on model type, spare parts availability and the specific fault.
Send us a video or pictures of the issue for professional advice.

Igloohome Digital Lock Replacement

Common Igloohome models we encounter include the Deadbolt 2S, Push–Pull Mortise, Smart Lever Mortise, and Padlock 3. For homeowners seeking digital lock repair in Singapore, Interlock first evaluates each model’s serviceability before recommending a replacement.

In most cases, it’s best to approach Igloohome directly for repairs, as they typically maintain spare parts and firmware support for their own devices. However, if you ever choose to proceed with a digital lock replacement, Interlock is fully equipped and highly experienced in upgrading Igloohome systems across smart homes and condominiums.

Our leading recommendations for Igloohome replacement are Interlock Merucury or Aqara, both known for reliable local support and strong compatibility with modern condominium setups. Repair feasibility can be limited by firmware lockouts or component stock, so a quick media assessment helps us guide your options accurately.

Share photos or a short video via WhatsApp, and we’ll advise your best next step—repair or replacement.

Epic Digital Lock Replacement

Many condominiums still use Epic locks such as the Epic ES‑F500D, ES‑F700G, Popscan, and EF9000. However, digital lock repair for these models is increasingly impractical as lock parts (such as touch sensors & circuit boards) are discontinued in Korea. The safer approach would be an Epic digital lock replacement, which restores smooth operation and prevents inconvenient lock failures.

Our technicians recommend trusted replacement brands such as Interlock Mercury, Solity and Gateman for consistent maintenance support in Singapore. We can also install any compatible new lock of your choice. Contact us for assessment and suitable upgrade options.

Bosch Digital Lock Replacement

Bosch digital locks such as the Bosch ID60, Bosch Easy Access and Bosch E50 are now ageing and increasingly hard to service in Singapore. Digital lock repair may no longer be viable given discontinued firmware and unavailability of spare parts. Choosing a Bosch digital lock replacement gives you renewed access reliability and eliminates future service constraints.

We can replace your old Bosch lock with modern, supported alternatives like Solity or Interlock Mercury that provide better service continuity. Contact us for assessment to restore smooth entry to your home.

Kaiser Digital Lock Replacement

Older Kaiser models, including Kaiser M100, M200, M300 and 8090 series, possibly suffering from keypad wear and internal gear issues makes digital lock repair impractical. Given the limited spare stock and discontinued designs, a Kaiser digital lock replacement is usually the most efficient solution for maintaining security and daily convenience.

We help homeowners transition to reliable solutions like Solity, Interlock Mercury, and Aqara that uphold consistent support in Singapore. If you’ve sourced your own lock, we can install it seamlessly. Reach out for assessment and updated replacement recommendations.

Keywe Digital Lock Replacement

Keywe models such as the Smart Digital Lock Touch, GKW‑2000, and Keywe 360 Pro have been used in many Singapore condominiums. Over time, battery drain issues, connectivity errors, and sensor failures become common and repairs may not be worth the cost. A Keywe digital lock replacement ensures long‑term dependability and access convenience, particularly when upgrading to newer supported brands.

We can replace your lock with comparable and well‑supported models from Interlock Mercury, Solity or Gateman, or install your newly purchased lock. Contact us for assessment to regain smooth and secure access.

Loghome Digital Lock Replacement

Loghome’s range of locks, including the LH2100, LH3000, LH5000, and LH600, was once widely installed across HDBs and condominiums. Today, their spare parts and circuit boards are hard to source locally. When these locks start showing keypad or fingerprint recognition failures, digital lock repair is rarely justified. A Loghome digital lock replacement is typically more reliable and cost‑effective.

We can help you replace outdated Loghome models with stable and supported solutions such as Solity or Interlock Mercury. We also assist homeowners who already have their replacement lock ready. Contact us for assessment and replacement options.

Maxon Digital Lock Replacement

Common models we handle include the Maxon M3 and M5. These locks are often installed on HDB fire-rated and slim-door setups, where Interlock’s diagnostics help homeowners understand whether repair is still practical. Our first recommendation is always to check directly with Maxon, as the brand may have the necessary spare parts and support for certain issues.

However, when repairs are not feasible due to part shortages or model limitations, you can always come to us for reliable Maxon digital lock replacements. For long-term performance in Singapore’s climate, our leading choice is the Interlock Mercury, designed to withstand high humidity and frequent daily use.

Repair viability ultimately depends on model specifics and component availability. Share a video or photos of the issue, and we’ll provide immediate guidance on whether repair or replacement is the better route.

Yew Digital Lock Replacement

Sometimes, we come across Yew digital lock models such as the F11, X1, X5, and X9.

Interlock offers detailed troubleshooting to assess whether repair is viable for both HDB BTO and condominium doors. If repair isn’t feasible, we ensure a seamless transition to a suitable replacement.

For homeowners looking for an upgrade, Gateman is our preferred recommendation thanks to its simplicity. For more advanced features, we recommend the Interlock Mercury series for their next-gen features.

Feel free to send clear images or a video of the problem so we can advise promptly.

Repair feasibility may be affected by ageing circuitry or unavailable spare parts.

Prism Digital Lock Replacement

Like all digital locks, models such as the Sentinel and Sentry Prism series can trigger digital lock repair enquiries

Although these locks are relatively new—meaning we rarely encounter cases that truly require replacement—we are fully equipped to access, troubleshoot, and replace them when the time comes.

Because spare parts for these models are not readily available, full replacements often become the practical option whenever issues do arise. For Prism digital lock replacements, our top recommendation is Interlock Mercury, especially for homeowners who need reliable top rated features.

Model age, part availability and door specifications ultimately determine whether repair or replacement is the most viable approach.

To help us assess accurately, simply upload clear photos or a short video of your lock, and Interlock will provide a guided evaluation either through media review or an on-site visit.

Philips Digital Lock Replacement

Philips EasyKey locks such as the EasyKey 5100, 702E, 9300, and 9200 series are common in Singapore. As these locks age, issues like fingerprint reader faults, motor jamming, or keypad unresponsiveness often occur. Opting for a Philips digital lock replacement is more dependable and ensures compatibility with newer home systems.

We can replace older Philips models with reliable alternatives like Interlock Mercury, Solity, or Aqara locks that support ongoing local service. If you’ve already purchased a new digital lock, we’ll assist with professional installation. Contact us for assessment of your existing Philips setup.

Luxus Digital Lock Replacement

On rare occassions, we come across such models from Luxus: Atlas, Helix
For Luxus models in high-rise flats and landed properties, Interlock offers initial repair diagnostics as part of our digital lock repair service. Singapore's humid climate accelerates wear, leading to Luxus digital lock replacements.
Our top recommendation for Luxus digital lock replacement would be Interlock Mercury for enhanced smart features. Contact us with issue photos or video for tailored recommendations.

*Specific issues, model discontinuation, and parts availability determine repair success.

Schlage Digital Lock Replacement

Schlage digital locks such as the S510, S6800, S818G, Sense Smart Deadbolt, and Encode series are often installed in high‑end condominiums and landed homes. However, as these models age, fingerprint sensor and motherboard issues become common. Schlage digital lock repair in Singapore can be difficult due to limited parts and overseas‑only service channels. In such cases, a Schlage digital lock replacement is usually the most cost‑effective and secure approach to restore daily accessibility.

We replace older Schlage locks with dependable, locally supported options such as Solity, Interlock Mercury, Aqara, or Gateman. If you have your own new lock ready, our team can handle the full replacement for you. Contact us for assessment and recommendations on suitable replacements.

Häfele Digital Lock Replacement

Häfele models like the EL9000, EL9500, PP8100, and DL7600 are known for their build quality but can be challenging when repair is needed. Spare parts and keypads are often no longer stocked in Singapore, making Häfele digital lock repair unviable once touchscreen or fingerprint modules fail. Opting for a Häfele digital lock replacement helps avoid future downtime and modernises your home’s access system.

We can replace older Häfele locks with trusted and supported brands such as Interlock Mercury, Solity or Gateman, ensuring a good physical fit and steady support coverage. Contact us for assessment and replacement options that suit your door type.

Stärké Digital Lock Replacement

Stärké locks such as the Stärké Digital Lock S‑5000A, S‑816G, and Triton series have been popular in new condominiums and HDB flats. Over time, issues such as network module errors, fingerprint misrecognition, and motor wear tend to develop. Because repair and spare parts supply are limited, Stärké digital lock replacement is the most practical and lasting solution for restored convenience and safety.

Our team can help you upgrade to supported brands like Solity, Interlock Mercury, or Aqara, or carry out professional installation if you’ve purchased your own lock. Contact us for assessment and clear replacement advice.

Hune Digital Lock Replacement

Hune locks, including models such as the Hune H640, H660, H810, and hotel‑series Mifare models, were widely used in serviced apartments and early smart home conversions. These older locks now possibly suffer from motor wear, fingerprint errors, and outdated card systems, making Hune digital lock repair impractical. A full Hune digital lock replacement ensures your home remains secure and easy to access with modern features.

We recommend reliable, serviceable alternatives such as Interlock Mercury, Solity, or Gateman, and can also assist if you’ve sourced your own smart lock. Contact us for assessment to identify the most compatible and secure replacement option.

HDB Digital Lock Replacement

Most HDB replacements we do fall into three situations. You have just bought a resale flat and want the old lock gone, your current lock has started acting up, or you are finally moving off keys. All three start the same way: send us photos of the lock (inside and outside), the door edge and the gate, and we will tell you what fits before anyone comes down.

Resale flats: what happens to the old holes

This is the question we get most. Resale doors often carry cut-outs from one or two previous locks. If the current lock is a Samsung or Gateman mortise lock, every Interlock Mercury lock covers that cut-out completely. We drill new holes, but the Mercury body hides the old ones, so there is no patching. For other brands, we check from your photos and tell you upfront how the door will look afterwards.

Door and gate together

Most HDB main doors have a metal gate in front. If you are changing both, we check the gap between them so the handles do not knock into each other, and we can set up both locks so the family uses the same PIN or card. If you only want the door done now, we will still pick a door lock that a matching gate lock can be added to later.

Collecting a new BTO? Install last

Our advice is to fit the lock after renovation and after the furniture has moved in. Moving day is when locks get knocked and scratched, so fitting it last means it starts life undamaged.

Repair or replace

We will tell you honestly which makes sense. If spare parts no longer exist, several parts have failed, or the same lock has failed twice within a year, we recommend replacing it. We also recommend replacing if the repair would cost around 60% of a new lock. See the repair or replace guide below.

Condo Digital Lock Replacement

Most condo locks were fitted by the developer, so the same model usually runs through the whole development. That works in your favour: we have usually seen your exact door and lock before, either at your condo or at one built around the same time, so we know what fits before we arrive.

Check with your management office first

Some MCSTs require an application before you change the main door lock, and some have rules on what can be seen from the corridor. Check with your management office before booking. If they need product details or photos for the approval, we will send them over.

Covering the developer's cut-out

Developer locks leave a large cut-out in the door. Every Interlock Mercury lock replaces a Samsung or Gateman mortise lock and covers that cut-out completely, and the Mercury X2 does the same for Kaba EF680 and EF780 doors. There is no patching, and rim locks are checked case by case. You can see the developments we have worked in, model by model, in the Gateman list above.

Between tenancies

Many of our condo replacements are arranged by landlords or agents when a tenancy changes. Send us the unit address and photos of the lock, and we can coordinate the visit with the agent or tenant directly.

Repair or replace

Older developer locks often no longer have spare parts, which usually decides it. See the repair or replace guide below.

Common digital lock faults we repair in Singapore

From our own job records (1,000+ installs and repairs analysed), about 4 in 10 repair call-outs are a lock that won't auto-lock, about 1 in 4 are a card, tag or keypad not reading, and nearly 1 in 5 are alignment problems. For each one: what usually causes it, what we do, and whether it's usually worth repairing. Repair cost depends on the fault and the parts, so send us a photo or short video first.

1. Won't auto-lock, won't lock or won't unlock

Usual causes

A worn or failed mortise (the lock body inside the door)
The door and strike plate out of alignment
A mainboard failure (less common, but possible)

What we do

We check the alignment first, because realigning fixes many of these. If the mortise has failed and parts are still available, we fit a new mortise.

Repair or replace?

Usually repairable

If it's the mainboard, we usually don't recommend repairing it. A new mainboard is expensive, so a new lock is usually better value.

2. Card, keypad or fingerprint not responding

Usual causes

A failed card reader, keypad panel or fingerprint module
Low batteries (try fresh batteries first)

What we do

We try to repair it or swap the faulty module when parts are available.

Repair or replace?

Repair if parts exist

If the model is discontinued and parts can't be found, we'll recommend replacing the lock.

3. Door misaligned or latch not catching

Usual causes

Sagging hinges or a door that has shifted
A strike plate that has moved out of position
Years of the door being slammed shut

What we do

We realign the lock and strike plate so the bolt moves freely again.

Repair or replace?

Usually repairable

Alignment problems rarely need a new lock.

4. Battery leak, broken handle or dead display

Usual causes

Old batteries leaking and corroding the mainboard
Worn parts inside the handle
A failed display module

What we do

We replace the handle or display module when spare parts are available. For mainboard damage from a battery leak, we usually don't recommend a repair.

Repair or replace?

Depends on parts

To prevent it: change batteries on schedule, use good alkaline batteries, and don't wait for them to run flat.

Should you repair or replace your digital lock?

These are the rules we actually use. We only recommend replacing when a repair doesn't make sense.

Situation	Our advice
One fault, and spare parts are available	Repair
Door out of alignment or latch not catching	Repair (realign)
Parts discontinued or not available	Replace
Repair would cost about 60% or more of a new lock	We recommend replacing
Several parts have failed	Replace
A second fault within a year	Replace
Mainboard failure (including battery-leak damage)	Usually replace

If you do replace: we suggest a lock as close as possible to your current one, or a better one if you'd like to upgrade. Every Interlock Mercury lock can replace an old Samsung or Gateman mortise lock, and its body covers the old cut-out, so there's no patching.

Send a photo or video for an assessment Browse replacement locks

Repairs are quoted case by case, based on the fault and the parts needed, after we see a photo.

Repair questions

How much does a digital lock repair cost?

It depends on the fault and the parts needed, so there's no fixed price. Send a photo or short video of the lock on WhatsApp. We'll tell you whether it's worth repairing, then quote.

Why won't my digital lock auto-lock?

Most often the door and strike plate are out of alignment, or the mortise is worn. Realigning usually fixes it. If the mortise has failed and parts are available, we fit a new one.

Can a lock damaged by leaking batteries be repaired?

Leaking batteries usually corrode the mainboard. We generally don't recommend replacing a mainboard, because it's expensive. A new lock is usually better value.

Will a new lock fit the hole left by my old one?

Yes. Every Interlock Mercury lock can replace an old Samsung or Gateman mortise lock. We drill new holes, but the Mercury body covers the old cut-out completely, so there's no patching.

When should I replace instead of repair?

We recommend replacing when parts are discontinued, when a repair would cost about 60% or more of a new lock, when several parts have failed, or when it's the second fault within a year.

FAQs

My digital lock isn't responding when I try to unlock it. What should I do?

First, check if the lock’s battery is running low or completely drained. If that's not the issue, ensure the lock is properly aligned on the door and the strike plate. If the problem persists, contact our support team for a repair assessment.

Do you provide warranty on the replaced parts of the digital lock?

Yes, our replaced parts come with a 3 month warranty. If you experience any lock malfunction due to the replaced parts within that period, we will provide free repair or replacement service.

Can you repair digital locks that are out of warranty?

Yes, we can repair digital locks even after the warranty period. Our technicians will assess the issue and provide a cost estimate for the repair.

The keypad on my digital lock is not working. What could be the cause?

The issue could be due to dirt, moisture, or wear and tear. Try cleaning the keypad gently with a microfiber cloth. If the problem persists, it could be a hardware fault, and we recommend getting it repaired by our experts.

How do I know if my digital lock needs to be repaired or replaced?

If the lock shows signs of malfunction like inconsistent unlocking, failure to respond, or unusual noises, it may need a repair. However, if the lock is outdated or beyond repair, we will advise you on the best replacement options.