Ajax Wireless magnetic door contact Plus

Ajax Wireless magnetic door contact Plus

  • Wireless opening detector notifies of first signs of intrusion into the room through the door or window. It is installed even on roof windows which can be left open when leaving the house.


  • Operates up to 7 years without battery replacement;
  • External contact is available for connecting third-party detectors;
  • Includes magnets of various sizes for installation on narrow frames and door frames;
  • Authentication to prevent forgery;
  • Jamming detection and communication channels encryption;
  • Tampering alarm

    The device consists of two modules — detector and magnet. The set includes two magnets: the big magnet is installed at a distance of up to 2 cm, and the small magnet up to 1 cm.

    Installation and set up

    Ready to operate straight out the box: the battery is already installed, therefore there is no need to disassemble the detector. With one click, it can be connected to the hub in the mobile application. It can be mounted on the SmartBracket in just a few minutes.



    Ajax Systems

    Product Type

    Intrusion protection

    Tech Specs

    Classification Point magnetic and contact radio channel security detector
    Type Of Detector Wireless
    Installation Method Indoors
    Compatibility Operates with Hub, Hub Plus, ocBridge Plus, uartBridge
    Sensing Element Reed switch
    Alarm Signal Delivery Time 0.15 s
    Activation Threshold Small magnet — 1 cm
    Big magnet — 2 cm
    Power Supply Battery: CR123A battery
    Power supply voltage: 3 V
    Battery life — up to 7 years
    Jeweller Radio Technology Communication range with central unit — up to 1,200 m in an open space
    Two-way communication between devices
    Operating frequencies — 868.0-868.6 MHz
    Self-adjusting RF output power — up to 20 mW
    Block encryption based on AES algorithm
    Detector polling period — 12−300 s
    Temperature Sensor Available
    Operating Temperature Range -10°С to +40°С
    Permissible Humidity Up to 75%
    Anti-Sabotage Protection against fraud
    Jamming detection
    Remote Setting And Testing +
    Dimensions Diameter: 20 mm
    Height: 90 mm
    Weight 29 g
    Certification DSTU EN 50131, Conforms to the requirements of the technical regulations governing radio equipment
    Warranty Replacement and repair within 24 months of the date of sale. Batteries are not covered under warranty.
    Complete Set DoorProtect opening detector
    Two magnets
    CR123A battery (pre-installed)
    External contact
    Installation set
    User’s guide