Note: Product visuals are presented for illustrative purposes only and may vary slightly in colour, finish, proportions, and final installed appearance. For the most realistic representation, please refer to our Customer Gallery featuring actual installation photos.
Please check the following requirements before purchase. If unsure, send us your door and gate photos on WhatsApp and our team will confirm compatibility before installation.
Distance between Door Edge to Internal Handlebar (if there is a handlebar)
Minimum Required Distance: >130mm
Door Gap
Gap Requirement: 3-8mm
Door Thickness
Recommended door thickness: 40–60mm
Distance Between Door & Gate
Minimum Distance Requirement: >80mm
Real installation photos from our customers.
Frequently Asked Questions
Have questions? We're here to help you.
The Interlock Mercury X6 is best suited for homeowners who want a premium smart digital door lock with facial recognition, palm vein recognition, app control, video intercom, and an indoor display. It is suitable for HDB, condominium, landed homes, and rental units where the door meets the required installation conditions.
The Mercury X6 combines 3D facial recognition, palm vein recognition, fingerprint access, PIN code, card access, app unlock, temporary PINs, a built-in indoor display, and two-way video intercom. It is designed for homeowners who want both convenience and advanced smart access features.
Yes. The Mercury X6 supports 3D facial recognition, allowing users to unlock the door hands-free without needing to use fingerprint, PIN code, card, or app access.
No. The Mercury X6 uses 3D facial mapping and live body detection to help prevent unlocking with photos, videos, or static images.
Yes. The Mercury X6 supports palm vein recognition, allowing users to unlock by waving their palm. This provides a hygienic and contactless access method that is useful for users who may not always get consistent fingerprint recognition.
Yes. The Mercury X6 can be suitable for families with children or elderly users because it supports multiple access methods, including facial recognition, palm vein recognition, fingerprint, PIN code, card, app unlock, and mechanical key. The palm vein and facial recognition systems are designed to work for users from about 1.0m to 2.0m in height.
The Mercury X6 supports facial recognition, palm vein recognition, fingerprint, PIN code, card or tag, mechanical key, app unlock, WiFi access, periodic passcodes, and one-time PIN codes.
Yes. The Mercury X6 supports remote unlocking through the Tuya Smart app when the lock is connected to WiFi. This allows you to unlock and manage access through your smartphone.
Yes. The Mercury X6 supports one-time PIN codes and periodic PIN codes, depending on app configuration. This is useful for family members, trusted visitors, helpers, or short-term access needs.
Yes. The Mercury X6 supports visitor and unlock records through the app, including access method, time, and user identity where configured. This helps homeowners keep track of door access.
The Mercury X6 works with the Tuya Smart app on iOS and Android. The app supports functions such as remote unlocking, access logs, temporary PINs, alerts, and selected remote management features.
Yes. The Mercury X6 has a built-in 4-inch smart display that functions as an indoor door viewer, allowing you to view visitors clearly from inside the home.
Yes. The Mercury X6 supports real-time two-way video intercom, allowing you to speak with visitors remotely through the mobile app before deciding whether to unlock the door.
Yes. The Mercury X6 includes a built-in doorbell that can alert you when someone is at the door. App notifications depend on the lock’s WiFi connection and app configuration.
Basic lock functions do not require a paid cloud video subscription. The Mercury X6 includes a complimentary cloud storage trial for video recordings. After the trial, continued cloud video storage is optional and may require a subscription through the app provider.
Yes. The Mercury X6 includes cloud image storage for the latest 14 days at no extra charge. Photos are stored on a rolling basis and automatically deleted after the supported storage period.
The Mercury X6 includes a complimentary trial for cloud video recordings. After the trial, continued cloud video storage may require a subscription, but videos and photos may still be saved locally where supported.
Yes. The Mercury X6 supports gate lock sync with compatible Mercury gate locks such as the Mercury G3 through the Advanced Dual Synchronised Module™. This allows supported door and gate locks to work together for a more coordinated entry experience.
Two-way synchronised unlock allows compatible Mercury door and gate locks to unlock together where supported. This is useful for Singapore homes with both a main door and metal gate, reducing the need to unlock each lock separately.
The Mercury X6 uses a rechargeable lithium battery. It is designed for long-lasting daily use and provides low-battery reminders so you can recharge before the battery is fully depleted.
If the battery is depleted, you can temporarily power the Mercury X6 using a USB-C power bank through the emergency power port. You can also use the included mechanical key as a backup access method.
Yes. The Mercury X6 has an emergency USB-C power port. If the battery is depleted, you can connect a portable power bank temporarily to power the lock and unlock the door.
Yes. WiFi is mainly needed for remote app features. If WiFi is down, you can still unlock using non-app methods such as facial recognition, palm vein recognition, fingerprint, PIN code, card, or mechanical key.
Yes. The Mercury X6 can be suitable for HDB doors when the door meets the required thickness, door gap, clearance, and installation conditions. A compatibility check is recommended before purchase.
Yes. The Mercury X6 can be suitable for condominium and landed property doors, depending on door thickness, frame alignment, door gap, existing lock position, and door-to-gate clearance.
The recommended door thickness for the Mercury X6 is 40mm to 60mm. Final compatibility still depends on the actual door condition, existing lock position, and installation area.
The recommended door gap for the Mercury X6 is 3mm to 8mm. If the gap is too narrow or too wide, installation suitability may be affected.
The Mercury X6 requires more than 80mm distance between the door and gate. This helps ensure the lock has enough clearance and does not clash with the gate when the door is closed.
The Mercury X6 requires more than 130mm distance between the door edge and the internal handlebar if there is one. If the handlebar is too close to the lock area, installation may not be suitable.
No. The Mercury X6 is designed for wooden or solid core doors. For metal gates, glass doors, or sliding doors, a dedicated gate, glass, or sliding lock model would be more suitable.
Not every wooden door is suitable. Compatibility depends on door thickness, door gap, lock area, frame alignment, existing lock position, internal handlebar clearance, and door-to-gate distance. Our team will check your photos before confirming suitability.
You should send clear photos of the front and back of your door, the side of the door, the current lock area, the door frame, and a photo showing the door and gate closed together if you have a gate. If there is an internal handlebar, include a photo showing the distance from the door edge to the handlebar.
Yes. Complimentary installation is included for the Mercury X6. Before installation is confirmed, our team will still need to check your door photos to make sure your door thickness, door gap, frame alignment, internal handlebar clearance, and door-to-gate distance are suitable.
The Mercury X6 comes with 1 year warranty. Warranty coverage may depend on usage conditions, installation conditions, and whether the lock is used within the recommended environment.
The Mercury X6 is suitable for homeowners who want a premium smart door lock with 3D facial recognition, palm vein recognition, app control, temporary PINs, access logs, video intercom, indoor display, and compatible Mercury door-and-gate sync support.