Ajax External Siren


Wireless outdoor siren with strobe light
An audio and visual alarm system with a customisable sound level between 85 and 113 dB. Maintains a connection to Ajax Hub at a distance of up to 1,500 metres in open space.
SKU: 7830/7661 Categories: ,
Ajax External Siren

Maximum Performance

  • Works up to 1,500 metres from Ajax Hub in open space or across several floors of a business centre
  • Alarm length and sound level are customisable (85-113 dB)
  • Powered by a 12V DC power supply or built-in batteries

Effortless Оperation

  • Indicates current state (arm/disarm/armed) B
  • attery indicator shows battery level
  • Two-way communication with Ajax Hub allows for periodic testing and customisation

Simple Installation

  • Connects to Ajax Hub with a single click
  • The quality of the connection can be tested remotely
  • No need to disassemble the body when installing with Ajax SmartBracket mounts

“Bulletproof” Protection

  • Authentication to prevent forgery
  • Jamming detection and communication channels encryption
  • Tampering alarm

Tech Specs

  • Colour: white or black
  • Device type: wireless
  • Use: indoor or outdoor
  • Dismount protection: accelerometer
  • Power supply: 4 CR123A batteries or external 12 V DC
  • Radio signal power: 25 mW
  • Ingress protection: IP54
  • Working temperature range: from −20°С to +60°С
  • Operating humidity: up to 95%
  • Dimensions: 200х200х51 mm
  • Weight: 528 g
  • Battery life is up to 5 years




All Ajax products have a four year manufactures warranty (excluding batteries)


White, Black


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.