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.

Frequently Asked Questions
Have questions? We're here to help you.
The Mercury G3 is Singapore’s first gate lock equipped with dual cameras — one at face level for visitor identification and one at ground level for parcel detection — delivering a full gate security view beyond basic access control.
Yes. The Mercury G3 supports app-based live camera viewing and real-time notifications, allowing homeowners to monitor gate activity anytime, anywhere.
Yes. The G3 is engineered specifically for common Singapore metal gate designs, making it suitable for HDB flats, condominiums, and landed properties.
Almost completely. While it is not a full CCTV system, the dual-camera design covers the most critical gate angles for visitor verification and parcel awareness, complementing dedicated CCTV setups.
The Interlock Mercury G3 is designed with power redundancy in mind. It operates on a stable internal battery system and includes a low-battery alert through the mobile app. In the event of complete power loss, an emergency power port allows temporary activation using a portable power bank, ensuring you never lose access to your gate.
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.
Gate Gap
Gap Requirement: 4-8mm
Gate Thickness
Recommended Gate thickness: 25-40mm
Distance Between Door & Gate
Minimum Distance Required: >40mm
Real installation photos from our customers.