ZKTeco NGTeco GL40N Glass Door Fingerprint Lock – SL04-GL40N

ZKTeco NGTeco GL40N glass door fingerprint lock (full name SL04-GL40N) is an electronic lock for frameless glass doors, drill-free installation, suitable for sliding glass doors, swing doors, and horizontal pull doors. Unlock via fingerprint, passcode, IC/NFC 13.56MHz card, and remote. Stores 100 fingerprints, 100 cards, 100 passcodes. Powered by 4 AA 1.5V batteries, USB-C 5V emergency charging.

Key Features

• Designed specifically for frameless glass doors: sliding glass doors, 1 or 2-leaf swing glass doors, office glass doors without drilling holes.
• Simple installation: fixed to the glass edge with the included clamp kit, no drilling or wiring required.
• Multi-method unlocking: capacitive fingerprint, personal passcode with anti-peep function, IC 13.56MHz/NFC card, remote control (up to 16 devices).
• LCD screen displaying information and detailed operation instructions.
• Built-in doorbell, no additional installation needed.
• USB Type-C emergency charging port for when the battery runs out.
• Low battery warning, multiple wrong code attempts, anti-code scanning.
• Suitable glass door thickness 10-12mm, glass gap >5mm.
• Included accessories: 02 cards, 01 remote.
• No WiFi or app connection needed – the lock operates standalone, managed directly on the display and keypad.
• Reset the lock by holding the reset button for 6 seconds, the device returns to its initial state.

Suitable Applications

• Tempered glass office doors
• Fashion shops, spas, nail salons
• Residences with glass doors opening to a balcony or private area
• Sliding glass doors where the door structure should not be modified

Contact 0796 700 777 for a quote.