AJAX HomeSiren - Indoor Siren


Color: White


Wireless indoor siren. An audio alarm system with a customizable sound level between 81 and 105 dB and external LED connector. Maintains a connection to Ajax Hub at a distance of up to 2,000 meters in open space.

Maximum performance
Works up to 2,000 meters from Ajax Hub in open space or across several floors of a business center. External LED connector. Powered by the built-in batteries. Alarm length and sound level are customizable (81-105 dB).

Protection from intruders and failure
Tamper-resistant body. Disassembly immediately activates an alarm. Polling period from 12 seconds.

Effortless operation
Works at temperatures between 0°C and +50°C and humidity up to 75%. Has a battery life of up to 5 years. Indicates current state (arm/disarm/armed). Battery indicator shows battery level.

Simple professional-level installation
Interactive manual for easy installation. No need to disassemble the body when installing using SmartBracket mounts. The quality of the connection can be tested remotely.

Technical specification

  • Device type: Wireless
  • Use: Indoor
  • Compatibility: Works only with Ajax Hub
  • Alarm type: Sound
  • External LED connector: Yes
  • Sound alarm volume: Adjustable, 81-105 dB at the distance of 1 m
  • Working frequency of piezo buzzer: 3.5±0.5 kHz
  • Arm/disarm/armed state indication: Yes
  • Power supply: From on-board batteries
  • Battery type: 2 CR123A batteries, 3 V
  • Battery indicator: Yes
  • Battery life: Up to 5 years
  • Standby current: 70 µA (when polling every 36 seconds)
  • Tamper protection: Available
  • Radio signal power: 25 mW
  • Communication protocol: Jeweller (868.0-868.6 MHz)
  • Maximum distance between detector and central unit: Up to 2,000 m (6,552 ft) (in open area)
  • Polling interval: 12-300 sec (adjustable)
  • Alarm triggering time: Less than a second
  • Customizable alarm duration: Between 3 sec and 3 min
  • Ingress protection: IP50
  • Working temperature range: From 0°C (+32°F) to +50°C (+122°F)
  • Operating humidity: Up to 75%
  • Dimensions: 75x75,6x26,6 mm (2.95x2.98x1.02 in)
  • Weight: 96 g

Box Contains

  • Siren
  • External LED connector
  • 2 CR123A batteries (pre-installed)
  • Installation set
  • Manual



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