Interlock Singapore

Interlock Singapore We specialise in ONLY digital smart door locks since 2008 for Singapore home and small businesses.

We are a Singapore Registered Company specialising in smart digital door locks for home and small businesses since 2008. We carry a curated set of digital locks from leading manufactueres Aqara, Lockin, Gateman (Korea #1), Samsung, Milre, BuildOne, Xiaomi that we have researched to be suitable for the Singapore market and that passes our assessment of build quality and usability. We have dedicated

staff for the lock installations to ensure quality control. We have tight linkages to Samsung and Gateman supply chain and support structure with access to parts and support literature allowing us to serve the Singapore market at a very competitive pricing and with local warranty support - backed by our very experienced installers.

09/08/2026

What happens when your signal strength and 2.4GHz settings already look correct, but the digital lock still keeps going offline?

Check the final two layers:

1. Roaming: Mesh systems may automatically steer devices between different nodes. This can work well for phones, but simpler IoT devices may struggle with fast roaming, band steering or repeated node switching.
2. Hardware: Test the lock with a strong, simple and nearby 2.4GHz access point. This helps isolate the home network from the lock itself.

If the connection becomes stable during the test, the home network is more likely contributing to the problem.

If it remains unstable under the test network, the lock’s power supply or Wi-Fi module may need assessment.

The full diagnosis order is:
Signal → Settings → Roaming → Hardware
Do not replace the router or lock before identifying which layer is actually failing.

Save the four-layer framework before changing your router, or your lock.

Some Samsung locks such as the DP728, DP718, DP609 are just too old for repair, and we used our popular Interlock Mercur...
09/08/2026

Some Samsung locks such as the DP728, DP718, DP609 are just too old for repair, and we used our popular Interlock Mercury X5 smart door lock to replace them with a quantum jump in biometrics functionality and usability.

Here at these condominiums: Trevista Casa Merah Caspian Stratum

Interlock Mercury X5 ensures EVERY member in the family can use secure biometrics - be it fingerprint, face or palm vein authentication.

Increase security further by installing a matching Mercury G series smart gate lock. It can automatically unlock the door with sync technology, yet keeping intruders at bay with double the physical intrusion security with both gate and door lock.

For promotional and bundle prices, call us!

interlock.com.sg/products/interlock-mercury-x5-digital-lock

Interlock Singapore
Digital Lock Specialist since 2008
interlock.com.sg
9830-7788, 8484-6924

At Rivergate condo in Singapore, we replaced an old Yale YDD724A deadbolt lock with the Aqara U100, bringing a huge jump...
09/08/2026

At Rivergate condo in Singapore, we replaced an old Yale YDD724A deadbolt lock with the Aqara U100, bringing a huge jump in usability and functionality. And installed another at Miro condo.

Aqara U100:
it retains your existing regular key lock so you can always use it when you are away for a long time ( just remove the batteries from the smart lock)
it has a small footprint so it does not shout for unnecessary attention
it can be replaced or removed cleanly because it uses a standard size hole for a regular key deadbolt lock

In fact, the Aqara U100 it is a perfect replacement of any old regular key or digital deadbolt such as Samsung 3320 or 3321, 3420, IglooHome, and Yale deadbolt that are not for repair. It brings advanced technology at an incredible price point.

Aqara U100 is the first global brand smart deadbolt that supports Apple Homekit and also Apple Home Key.

At just $499 nett with installation.

Also, it pairs incredibly well with the acclaimed Aqara G4 smart door bell that works with your Apple Home environment too. So you can now see (who presses your doorbell), speak to and also see the person, and then unlock the door, all from your mobile phone.

interlock.com.sg/u100
interlock.com.sg/g4

Interlock Singapore
Digital Lock Specialist since 2008
Interlock.com.sg
9830-7788, 8484-6924

09/08/2026

So what if your digital lock still keeps going offline even after you have checked the signal and network settings?

Move to the final two layers:

3. Mesh and roaming
Band steering, fast roaming and automatic node switching may work smoothly for phones, but they can sometimes disrupt simpler IoT devices.
Your lock may keep moving between mesh nodes or struggle to maintain one stable connection.

4. Hardware
Use a strong, simple and nearby 2.4GHz test network to isolate the problem.
If the lock becomes stable, the issue is more likely related to the home network.

But if it remains unstable even under the test network, the lock’s power supply or Wi-Fi module may need assessment.

The complete diagnosis order is:
Signal → Settings → Roaming → Hardware
Diagnose before replacing.

Save this and send it to the person managing your home Wi-Fi.

🇸🇬 Happy National Day, Singapore!Home is more than four walls. It is where families grow, memories are made, and the lit...
09/08/2026

🇸🇬 Happy National Day, Singapore!

Home is more than four walls. It is where families grow, memories are made, and the little everyday moments become part of our story.

This National Day, we celebrate the people, homes and communities that make Singapore the place we are proud to call home. ❤️🤍

From all of us at Interlock Singapore, wishing everyone a meaningful and joyful National Day.

Majulah Singapura! 🇸🇬

Before choosing a digital door lock, start with a proper compatibility assessment.Send these four clear photos:1. The co...
06/08/2026

Before choosing a digital door lock, start with a proper compatibility assessment.

Send these four clear photos:

1. The complete outside view of the door
2. The complete inside view of the door
3. The door edge, thickness and existing cut-outs
4. The door frame and strike plate area

These views help assess the current lock position, available space, door construction and whether the locking bolt can align properly with the frame.

This is especially important for HDB, BTO and condo homeowners because digital lock compatibility depends on the actual door; not only the features or dimensions shown on a product page.

Better photos lead to a more suitable digital lock recommendation and fewer surprises on installation day.

Some of the digital door locks that we installed last few days!  Some are replacements of old digital locks that we cann...
06/08/2026

Some of the digital door locks that we installed last few days! Some are replacements of old digital locks that we cannot repair.

Interlock Mercury Series
Mercury G3 DualCamera on a Punggol HDB gate
Mercury G4 DualKey for a Punggol HDB glass panel gate
Mercury X6 at Serangoon Garden, Eco Sanctuary (replaced Samsung DP-609), Parc Elegance, Punggol HDB
Interlock Gateman G-Touch at a Hazel Park condo unit gate
Interlock Welkom / Solity WR-303 at Toa Payoh HDB new door
Interlock Lockin S5 at Eight Riversuites, replacing a Samsung DP-609

Check out our Facebook and Instagram for more HDB estate and condominium door installations.

Interlock Singapore
Digital Lock Specialist since 2008
interlock.com.sg
9830-7788, 8484-6924

We replaced some old digital door locks this week that are too old for repair such as the Samsung H505 and Gateman iRevo...
06/08/2026

We replaced some old digital door locks this week that are too old for repair such as the Samsung H505 and Gateman iRevo. Here are installation photos so you know for sure how they look like after replacement: at Blue Horizon, The Parc, Fortune Jade, The Grange, and The Tribeca condominiums in Singapore. We have more on our Facebook and Instagram pages.

The Mercury X2 is ideal for homeowners who want a straightforward, reliable fingerprint digital lock without the need for another app, Wi-Fi, or smart-home integrations. It's a great fit for families, elderly users, and anyone who prefers a simple, offline, budget-friendly solution.

It is an ideal basic lock to replace old digital locks that you do not want to repair and would like to replace instead.

https://interlock.com.sg/products/interlock-mercury-x2

Interlock Singapore
Digital Lock Specialist since 2008
interlock.com.sg
8484-6924, 9830-7788

At Sanctuary Green condo and Tampines HDB in Singapore, we installed the Aqara D200i smart door lock that uses financial...
06/08/2026

At Sanctuary Green condo and Tampines HDB in Singapore, we installed the Aqara D200i smart door lock that uses financial grade structured light face recognition technology. For the latter, we replaced an old faulty Samsung DP-609 door lock.

What an improvement in usability!

No fingerprint is needed and smiling is optional when you unlock your house door with 3D structured light face recognition technology in Aqara D200i smart lock.

This is the same secure and accurate face recognition technology as that Apple and other leading phone makers use.

The Aqara D200i smart lock uses high security 3D structured light face recognition biometrics to safely secure your family's home.

Coupled with Apple Homekit security, this is great for those embarking on Apple ecosystem.

D200i is not to be confused with the D200, which is sold / usable only in China. The D200i is the global/international version of the D200.

Besides being able to add to the Southeast Asia region in the Aqara app, The other significant difference is that the D200i supports remote unlocking.

interlock.com.sg/d200i

Interlock Singapore
Digital Lock Specialist since 2008
interlock.com.sg
9830-7788, 8484-6924

Some Interlock Solity smart door locks from yesterday. We replaced some old digital locks from Kaba and Samsung that we ...
05/08/2026

Some Interlock Solity smart door locks from yesterday. We replaced some old digital locks from Kaba and Samsung that we could not repair or owners chose not to repair.

Check out our Facebook and Instagram for more HDB estates and condominiums doors installations.

Interlock Solity Series:

• Solity GP-6000BKF at Blossom Residences condo replacing a Kaba EF680 digital lock

• Solity GM-7000BKF at Forett at Bukit Timah condo, replacing a Samsung DH-538 digital lock.
Solity G1 mortise smart gate lock, with Matter and Apple Home support at a Holland and a Serangoon HDB gate.

Check out our Facebook and Instagram for more HDB estates and condominiums doors smart lock installations.

Interlock Singapore
Digital Lock Specialist since 2008
interlock.com.sg
9830-7788, 8484-6924

Address

Singapore

Opening Hours

Monday 08:00 - 20:00
Tuesday 08:00 - 20:00
Wednesday 08:00 - 20:00
Thursday 08:00 - 20:00
Friday 08:00 - 20:00
Saturday 08:00 - 20:00
Sunday 08:00 - 20:00

Telephone

+6598307788

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