Hotel mortise lock, one-piece plates
Slim Aluminium Hotel Lock (Sand Black, Sanded Silver, Placer Gold): technical guide
A slim hotel room lock with a black glass window over a plate in a sanded aluminium finish. Sand Black, Sanded Silver and Placer Gold.
- Card
- Passcode
- Mobile app
- Door thickness
- 38-60 mm
- Panel material
- Aluminium alloy
- Power
- 4-cell 5# (AA) battery pack, 4.2-6.5 V
- Lock body
- Hotel mortise
- Connectivity
- LoRa, 433 MHz, Wi-Fi, Bluetooth
- Storage
- 800 unlock records

Finishes and versions
Sand Black
Card-reader version
Sanded Silver
Card-reader version
Placer Gold
Keypad version
Specifications
| Material | |
|---|---|
| Front panel | Aluminium alloy |
| Rear panel | Aluminium alloy |
| Unlocking methods | |
| Proximity card | Mifare S50 card |
| Mechanical key | Alloy key (emergency backup) |
| Passcode | 8-12 digit numeric password |
| Mobile app | Mobile app control |
| Power supply | |
| Battery powered | 4-cell 5# (AA) battery pack, 4.2-6.5 V |
| Working environment | |
| Operating temperature | -20 to 55 °C |
| Operating humidity | 15 to 93% RH |
| Electrical performance | |
| Static power consumption | < 40 µA |
| Power consumption when opening the door | < 150 mA |
| Battery life | > 10,000 unlocks |
| Low-battery alarm voltage | 4.5 V ± 0.2 V |
| Fitting | |
| Applicable door thickness | 38-60 mm |
| Lock body | Hotel mortise lock, one-piece plates |
| Storage | Up to 800 unlock records (including mechanical key unlocks) |
Dimensions and lock body drawing
Tap a drawing to enlarge it. Dimensions are in millimetres, as printed on the original datasheet.
Features
- Large-capacity storage chip: up to 800 unlock records, including mechanical key unlocks.
- Sealed ABS enclosure protects the main circuit board and induction coil, for strong signal reception and sensitive card reading.
- Lock bolt with excellent impact, corrosion and wear resistance.
- Self-locking protection: after 5 incorrect card swipes the lock locks itself for 3 minutes.
- Hidden mechanical lock core design resists tampering.
- Imported motor for fast response, quick reset, high sensitivity and long service life.
- Automatic alarm if the latch bolt is not fully engaged in the locked position.
Products this guide applies to
Free installation on every order. Message us if you are not sure which model you have.
Common questions
What door thickness does the Slim Aluminium Hotel Lock, Sanded Silver fit?
Doors from 38 to 60 mm thick. Check the lock body drawing on this page for the mortise dimensions before you prepare the door.
What batteries does it use?
4-cell 5# (AA) battery pack, 4.2-6.5 V. The low-battery alarm sounds at 4.5 V ± 0.2 V.
What if the batteries run flat?
Use the mechanical key, or power the lock through the Micro-USB emergency power interface (for example from a power bank).
How many unlock records can it store?
Up to 800 unlock records (including mechanical key unlocks).



