Ajax EN54 Fire ReX White

135975 EN54 Fire ReX (8EU) ASP

Wireless addressable range extender for EN54 fire alarm systems expanding communication coverage between the Fire Hub and devices up to 1800m, maximum 5 expanders per system, White

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Key Features

  • Wireless addressable radio signal range extender for EN54 Line fire alarm systems to extend communication coverage across large or complex facilities
  • Extends wireless network range up to approximately 1800m in open space between hub and devices
  • Supports up to five range extenders per system for coverage up to ~35km² when combined with other devices
  • Complies with EN54‑4; EN54‑18; EN54‑25; and EN 50131 (Grade 2) standards for fire and security systems
  • Secure two‑way wireless communication using encrypted Jeweller protocol for alarms/events and Wings protocol for larger data packets (e.g. photos)
  • Dual connectivity options: wireless radio link and Ethernet connection to CIE to overcome radio interference
  • Remote setup and management via Ajax apps with QR code scanning for fast pairing and remote reconfiguration
  • Optional internal EN54 backup battery support (24 h or 72 h) for continued operation during mains power loss
  • SmartBracket mounting panel for easy installation without disassembling the device enclosure
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