Ajax DoorProtect Plus Fibra

Not yet reviewed
Product Code: AJXF-DP-Plus-46703

This is the device of the Fibra wired product line. To purchase, install and administer such devices, you need to be an accredited partner, undergo training and gain access.

Wired indoor motion, shock, and tilt detector.

Three missions of one device

DoorProtect Plus is equipped with two reed switches and an accelerometer to detect opening, shocks and tilts. When installed on doors, shopfronts, panoramic and dormer windows, the detector reports intrusion instantly.


  • Accelerometer to detect (Shocks / tilt)
  • Fibra line connection up to 2000m
  • The magnet can be installed to the right or left side of the detector (2 reed switches)
  • Terminals to connect a third-party NC detector
  • Data-rich notifications
  • Remote control and setup
  • Power consumption is up to 36mW
  • Protection against reed switch chattering
  • Hassle-free installation: QR code, SmartBracket, App

Technical Specifications


  • Compatible hub models: Hub Hybrid (2G), Hub Hybrid (4G)


  • Fibra communication technology: Proprietary wired communication technology. Fibra combines the reliability of wires with the freedom of radio connection. It features:
    • Two-way communication.
    • Advanced anti-sabotage protection.
    • Instant notifications.
    • Remote configuration via the Ajax apps.
  • Line connection: 4-core cable
  • Fibra line length: up to 2,000 meters. When using the U/UTP cat.5 twisted pair.
  • Encrypted communication


  • Sensing element: 1 × accelerometer, 2 × reed switch. The magnet can be installed to the right or left side of the detector.
  • Opening sensors resource: up to 2,000,000. For each reed switch.
  • Additional detector connection: Wired detector with the normally closed (NC) contact type.
  • Shock sensor sensitivity: 3 levels. Adjusted by PRO or user with admin rights in the Ajax app.
  • Option to ignore single shock: Enabled by PRO or user with admin rights in the Ajax app.
  • Tilt sensor activation threshold: from 5° to 25°. Adjusted by PRO or user with admin rights in the Ajax app.
  • Shock sensor sensitivity
  • Reed switch
  • Additional detector connection


  • Do not install the detector using both magnets at the same time.
  • The detector recognizes only one magnet on one side of the detector — left or right.
  • The device is designed for indoor use only.


  • Tampering alarm: Alerts of attempts to detach the detector from the surface or remove the mounting panel.
  • Protection against forgery: Device authentication


  • Fibra line power supply: 5-30 V⎓, up to 24 mW. The detector is powered by the control panel.


  • Dimensions: 90.5 × 21 × 18.5 mm
  • Weight: 54 g
  • Operating temperature range: from -10°C to +40°C
  • Operating humidity: up to 75%
  • Protection class: IP50


  • DoorProtect Plus Fibra
  • Big magnet
  • Small magnet
  • Installation kit
  • Quick Start Guide
  • Brand:
    Ajax Fibra
  • Product Code:
  • Weight:
Product Code: AJXF-DP-Plus-46703