Ajax. The new generation of wireless security systems. Motion detector, glass break detector, flood detector, smoke detector, home automation.

Ajax StreetSiren

Wireless street siren

An audio and visual alarm system with a customizable sound level between 85 and 113 dB. Maintains a connection to Ajax Hub at a distance of up to 2,000 meters in open space.

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  • Works up to 2,000 meters from Ajax Hub in open space or across several floors of a business center
  • Powered by a 12V DC power supply or built-in batteries
  • Alarm length and sound level are customizable (85-113 dB)
  • Tamper-resistant body
  • Disassembly immediately activates an alarm
  • Response from the siren can be checked every 12-300 seconds
  • Works at temperatures between -20°C and +60°C and humidity up to 95%
  • Has a battery life of up to 5 years
  • Battery indicator shows battery level
  • Indicates current state (arm/disarm/armed)
  • Has a built-in siren for alarms
  • Interactive manual for easy installation
  • No need to disassemble the body when installing using SmartBracket mounts
  • The quality of the connection and detection area can be tested remotely
Technical specifications
  • Device type:
  • Use:
  • Alarm type:
    Light and sound
  • Sound alarm volume:
    Adjustable, 85-113 dB at the distance of 1 m
  • Working frequency of piezo buzzer:
    3.5±0.5 kHz
  • Light alarm:
    Red LED
  • Arm/disarm/armed state indication:
  • Power supply:
    From on-board batteries / or external 12V DC
  • Battery type:
    4 CR123A batteries, 3V
  • Battery indicator:
  • Battery life:
    Up to 5 years
  • External power supply:
    DC 12 V±20%
  • Standby current:
    70 µA (when polling every 36 seconds)
  • Maximum alarm current:
    1,45 А (max. volume)
  • Maximum power consumption:
    From batteries – 4.35 W, external source DC 12V – 13.5 W
  • Tamper protection:
  • Dismount protection:
  • Radio signal power:
    25 mW
  • Communication protocol:
    Jeweller (868 or 915 MHz depending on the country of distribution)
  • Maximum distance between detector and central unit:
    Up to 2,000 m (6,552 ft) (in open area)
  • Radio monitoring:
    Synchronization with the central unit every 12 to 300 sec (customizable)
  • Alarm triggering time:
    Less than a second
  • Customizable alarm duration:
    Between 3 sec and 3 min
  • Ingress protection:
  • Working temperature range:
    From -20°С (-4°F) to +50°С (+140°F)
  • Operating humidity:
    Up to 95%
  • Dimensions:
    200х200х51 mm (7.87x7.87x2 in)
  • Weight:
    502 g
  • Mounting kit
  • Instructions
  • Siren
  • CR123A Battery - 4 pieces (pre-installed)