Why Homeowners are switching to Interlock Mercury Digital Lock Series
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Mercury Locks – Singapore’s Smartest Digital Lock, Made for You
Looking for a digital lock that does it all—and never lets you down? The Interlock Mercury series is winning hearts across Singapore, giving homeowners advanced protection, absolute convenience, true reliability, and assurance that everything is covered. It’s more than just another “smart lock”—Mercury is thoughtfully designed for the way Singaporeans live, with after-sales support that shows Interlock stands behind every customer.
Why You’ll Love Mercury Locks

Designed for Singapore – No Compromises
Mercury smart locks tackle Singapore’s unique challenges: high humidity, metal doors, HDB flats and glass or sliding doors—all with corrosion-resistant bodies and robust mechanisms. Many models offer waterproof ratings and emergency charging, so you’re always protected, even in Singapore’s unpredictable climate.
All-In-One Convenience

Choose your favorite unlock method or allow everyone in your home to pick what works best:
- Fingerprint sensor: fast, one-touch entry
- Palm vein scanner: super hygienic, unique to you
- Advanced 3D face recognition: works day and night—even with glasses
- PIN codes and RFID cards for easy visitor access
- Mobile app: control access, review logs, and unlock remotely from anywhere
- Mechanical key and USB-C charging: never get locked out, even if the battery runs low
- Remote control: extra convenience for families (for gate lock)
- Dual Sync Technology: synchronises your door and gate locks for one-touch, dual unlock convenience
Mercury really delivers on flexibility—ideal for homes with elders, kids, helpers, or busy schedules.
A Quick Look
| Feature | Description | User Benefit |
|---|---|---|
| Advanced Access Control | Supports temporary, recurring, and one-time PIN codes and passes. Control precise access times for couriers, cleaners, contractors, etc. All access can be revoked instantly through the app with full audit trails. | Eliminates physical key exchange, enhances security and convenience, and manages real-time access remotely. |
| Remote Unlock | Unlock your door remotely via Wi-Fi or cloud relay from anywhere. Allows trusted family, agents, or emergency services temporary access without physical keys. | Convenience to let in guests or service personnel anytime, with real-time activity log monitoring for security. |
| Beyond Fingerprint Biometrics | Incorporates facial recognition and palm vein scanning in addition to fingerprint. These contactless methods are hygienic, faster for users with faded fingerprints, and inclusive for elderly family members. | Reliable and hygienic authentication options that suit all household members, including elders and those with worn fingerprints. |
| 3D Face Scanning & Anti-Spoofing | Uses depth sensing and neural networks to prevent spoofing via masks or photos. IR illumination enables recognition in low light and with glasses. | Enhances security without compromising ease of use; reduces false unlocks and prevents hacking attempts. |
| Palm Vein Scanning | Scans stable subcutaneous vein patterns that don’t change with age and are very hard to fake. Ideal for frequent use scenarios and multi-generational households. | Provides robust biometric security and high acceptance rates for all age groups. |
| HD Door Viewers | Integrated HD cameras stream live video to your phone and save recordings to the cloud. Allows visual verification before granting access, supporting deliveries and security. | Enables remote visual confirmation of visitors, enhancing safety and convenience. |
| Gate Lock Camera Workflows | Streams gate camera footage directly to your phone, bypassing physical sightline limitations. Enables safe remote gate operation. | Improves remote security and ease of gate access control, even when away from home. |
| Smart Home Ready & Future-Proof | Connects via Bluetooth, Wi-Fi, or Tuya. Supports real-time monitoring, remote entry, notifications, and upcoming Apple Home, Alexa, and Google Home integration (via Matter). Door and gate locks can be linked for full automation. | Future-ready integration keeps your home connected and automated with popular smart home platforms. |
| Security & Privacy | Biometric data stored locally on device; data encrypted end-to-end. Offers multi-factor authentication and tamper alarms, with transparent audit trails. | Guarantees high security and user data privacy while maintaining comprehensive control and logs. |
1. Advanced access control: temporary, recurring and one-time passes
Temporary and scheduled codes let you give precise access for specific people and times. Create one-time PINs for couriers, recurring codes for weekly cleaners or dog walkers, and time-bound credentials for contractors — all revocable instantly from the app. This reduces key-exchange friction and removes the need for physical key duplication while keeping full audit trails.
2. Remote unlock: help from anywhere
Remote unlock puts control in your pocket: forgot to let a guest in? Unlock from your phone and watch the event in the activity log. Remote unlock works over Wi-Fi or via cloud relay, letting trusted family members, real-estate agents, or emergency services gain temporary access without handing out permanent credentials.
3. Beyond fingerprint: face and palm vein benefits
Facial recognition and palm-vein authentication outperform fingerprints for many households. They are contactless (more hygienic), faster for users with worn or scarred fingerprints, and more inclusive for elderly users whose fingerprints fade. These modalities give households flexible, reliable authentication options for every family member.
4. 3D face scanning and anti-spoofing protections
Mercury’s 3D face scanning uses depth data and anti-spoofing algorithms to detect masks, photos or 2D attacks. Low-light IR illumination and neural network enhancement make recognition robust at night and when users wear glasses, improving both convenience and security without sacrificing privacy.
5. Palm-vein scanning: biometric stability over time
Palm-vein scanners read subcutaneous vein patterns that remain stable with age and are extremely difficult to replicate. For older adults or frequent-use scenarios, palm-vein delivers high recognition rates and low false rejects, making it ideal for multi-generational homes.
6. HD door viewers: live, recorded and mobile-first video
Integrated HD door viewers stream live video to your phone and save short clips to the cloud. See who’s at the gate or door before granting access, replay missed visitors, and create visual evidence for deliveries or incidents — all from the Interlock app. Video integrates directly with locks so you can visually verify before unlocking.
7. Gate lock camera workflows (phone-only view)
Gate locks typically limit sightlines because the gate sits outside the door. Mercury gate solutions stream camera footage directly to your phone, bypassing the physical obstruction and enabling remote visual verification of the gate area — so you can open the gate safely even when you’re away.
8. Smart Home Ready & Future-Proof
Effortlessly integrate your Mercury lock into your smart home ecosystem via Bluetooth, WiFi, or Tuya. Enjoy real-time monitoring, remote entry, notifications. *Compatibility with Apple Home, Alexa, and Google Home coming soon(through Smart Home Matter compatability). Plus, you can link both your door and gate for total home automation.
9. Security & privacy
Mercury pairs local biometric matching with end-to-end encryption; biometric templates are stored on the device, not in plain cloud form. Multi-factor options (biometric + PIN) and tamper alarms add layers of protection while keeping user control and audit trails transparent.
Installation & Local Support

Every Mercury lock includes professional installation, device pairing, and hands-on training so families can use advanced features immediately. Singapore-based after-sales support ensures firmware updates, troubleshooting and warranty work are handled locally and quickly.
Genuine Value and All-Inclusive Service
No surprises—every Mercury lock comes with:
- Professional installation by Interlock’s certified experts
- Free removal of your old lock
- Step-by-step training for you and your family
- Singapore-based after-sales support that’s always on call (patient, technical help, and real solutions)
- Full product warranty and workmanship guarantee
- Transparent, upfront pricing—no hidden installation or removal fees
Built for Reliability and Security
Interlock Singapore boasts more than 15,000 installations and robust safety features:
- Fully automatic locking for peace of mind
- Emergency unlock features, tamper alarms, door viewers/intercom on select models
- Tested, proven durability to handle daily use year after year
- Versatile models for glass, sliding and metal doors, so every home is covered
Use cases + scenario playbook (quick examples)

- Dog walker: grant a recurring weekday code that expires after a fixed time
- Cleaner: create a one-time PIN for the day and revoke immediately after.
- Elderly parents: register palm vein + face recognition and use remote unlock from a caregiver when needed.
- Delivery: one-time unlock linked to an app video snapshot for proof of delivery.
What Real Users Say About Mercury
- “The lock works perfectly on my HDB main door. Setup was smooth, and biometrics are a lifesaver every morning.”
- “Responsive support! I got replies within 30 minutes and free training after installation—very impressive for local service.”
- “It’s so easy to use, my parents no longer have to struggle with unrecognised fingerprints. Now they can unlock effortlessly using facial or palm vein recognition!"
- “All the features, no hidden fees. Mercury delivered exactly what was promised.”
- “Switched from an old imported lock—Mercury is way more reliable, and the mobile app lets us manage everything even on holidays.”
- “Fits our sliding glass door; the emergency power option is really handy.”
Why Mercury Is the Best Choice for Your Home

Interlock Mercury leads Singapore’s digital lock market because it’s not just innovative—it’s friendly, reliable and truly made for locals. With no hidden costs, next-gen features, outstanding support and robust hardware, it gives you years of worry-free security and convenience. Join thousands of satisfied owners and upgrade to the most trusted smart lock today.
Conclusion
Ready for dependable security and seamless convenience? Chat with our expert to find your perfect Mercury model. Book your Mercury Lock installation now and unlock peace of mind for your home.