SECO-LARM SK-B241-PQ Bluetooth Access Controller – Mullion Keypad with Prox.

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Bluetooth Access Controller – Mullion Keypad with Prox.

Rethinking Access Control – Streamlined, fully app-based setup using integrated Bluetooth® wireless technology. No codes to remember, intuitive app design for easy, visual programming. Provides convenience and security to the user and administrator. All data is secured on the device without the risks inherent with an internet connection.



  • No Codes to Remember – Intuitive, visual app-based programming and management, 1,000 users, device options, etc.
  • No Cloud, No Internet Exposure – All data secured locally on device, set and monitored by the administrator
  • App-Based Programming – No complicated software to install, no subscription fees
  • More Than Access – Control doors, gates, lighting, machinery, etc.
  • Secure, Integrated Bluetooth – Passcode protected, AES 128
  • Easy Installation – No control panel necessary
  • Output Modes – Timed relock (1~1,800 seconds), continually unlocked or locked, toggle
  • Hold Open – Hold door open with code or app (customizable)
  • User Customization – Individually customizable output mode / time
  • Multiple User Types – Permanent, scheduled, temporary, # of times
  • Authorized User Monitor – Displays total number of users to guard against unauthorized additions
  • User List Export / Import – for archiving, replicating to other devices, or for off-device editing on a computer
  • Three Ways to Unlock or Trigger a Device – Keypad, proximity card, or app
  • Unlimited Devices – Access/manage unlimited devices with one app
  • Easy Backup/Restore – Off-device storage / restoration / replication
  • Wrong-Code Lockout – Customizable # of wrong codes and time
  • Tamper Alarm Output – Customizable alarm timing and sensitivity
  • Multilingual App Interface – English, Spanish, French, Portuguese, German, Russian, Vietnamese, and Chinese
  • Weatherproof (IP65)
App-Based Programming and Management
This product is paired with the SL Access™ app for both user access with a smartphone but also to greatly simplify the task of setup and management for the installer and administrator. Initial setup is much faster, and the setup and user data can be downloaded for almost instant setup of additional devices. Follow up administration is also simple without consulting a manual for setup codes. A downloadable Audit Trail gives you easy, ongoing security and access monitoring.

Available for iOS (11.0 and above) and Android (5.0 and above).


Access modes App / keypad / proximity card
Bluetooth radio Bluetooth Low Energy (BLE) 4.2
Users 1,000 users / 1 administrator
Operating voltage 9~25 VDC
Current draw (max.) 58mA@12VDC, 33mA@24VDC
Inputs Egress: N.O. Ground Door sensor: N.C. Ground
Outputs – Relay Solid state, form C, 2.5A@30VDC
Output – Tamper 50mA@30VDC
IP Rating IP65 Weatherproof
Operating temperature -4°~122° F (-20°~50° C)
Dimensions 1-3/4″x6″x7/8″ (45x152x23 mm)
Weight 15.8-oz (447g)