SL-A3CM Bluetooth (BLE) Hotel Door Lock

The SL-A3CM Bluetooth BLE hotel door lock can be unlocked using a smart phone app, keypad, with RFID key cards, wristbands or fobs or with a standard metal key. Modern design, long battery life and easy installation and maintenance, integrates with any third party app or guest management software. The SL-A3CM also pairs well with an RFID credential custom branded for your property.

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  • Material: Aluminum Alloy
  • Colours: Black, Silver, Gold
  • Installation: Wooden Doors
  • Dimensions: 300*70*20mm
  • Unlocking Time: <1 second
  • Read Distance: <3 cm


  • Unlocking Credentials: Smartphone App, Keypad, RFID, Keys
  • Smartphone App: TTLock or any third party app
  • Keypad: Password
  • RFID: 125 kHz (Temic 5557) or 13.56 MHz (ISO 14443)
  • Power: 4 pcs LR6 Alkaline Batteries
  • Operating Temperature: -10C~60C
  • Operating Humidity: 20~90%

Information Needed at Time of Ordering:

  • Which mortise do you need?
  • Keyed individually or keyed alike?
  • What colour lock do you wish to order?
  • Do you need 125 kHz (Temic 5557) or 13.56 MHz (ISO 14443) RFID?
  • How many units open in/out/left/right when you face the outside of the door?


The guests at your hotel, inn, vacation condo rental, resort or other service property will feel safe with a SYNOLOCK Bluetooth Low Energy (BLE) door lock.

Bluetooth electronics locks make guest room access more secure and are the go-to for hotel lock new installs and retrofits. BLE locking systems offer long battery life (8 months standby), less maintenance and for guests are an updated amenity, allowing them to unlock their door using their smartphone and an app or with use an RFID card or wristband.