Description
Armstrong Invisible Door Lock – RFID Card & Key Fob (SDDS-001B-MB-G2)
Invisible Installation Design
The SDDS-001B-MB-G2 is installed entirely inside the door, leaving no visible lock body or keyhole on the exterior. Its concealed design enhances both security and aesthetics, making it ideal for modern interiors and hidden door applications.
RFID Card & Key Fob Access
The lock provides convenient keyless entry using RFID access cards or the included key fob, allowing authorized users to unlock the door quickly and securely without traditional keys.
Reliable Electronic Security
Designed with a dependable electronic locking mechanism, the lock ensures secure access control for both residential and commercial environments. Its hidden installation adds an extra layer of protection against unauthorized access.
Easy Installation & Battery Operation
Powered by 3 AAA alkaline batteries, the lock is simple to install with basic tools and includes a low-battery warning to help maintain uninterrupted operation. It is compatible with 40–55 mm thick wooden doors.
Technical Specifications
- Brand: Armstrong
- Model: SDDS-001B-MB-G2
- Product Type: Invisible RFID Door Lock
- Access Methods: RFID Card & Key Fob
- Power Supply: 3 × AAA Alkaline Batteries
- Door Thickness Compatibility: 40–55 mm Wooden Doors
- Installation: Concealed Internal Mounting
- Low Battery Alert: Yes
- Application: Residential Doors, Offices, Hotels, Warehouses & Interior Doors
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