MAKS Siren Outdoor


This wireless siren designed to sound the alert on alarm in MAKS PRO system. It is installed outdoors to warn about the danger or to scare off intruders.

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  • Elegant design
  • Operates up to 5 years on four CR123A batteries
  • External power supply 12V connector
  • Easy and convenient installation
  • 868,0 … 868.6MHz, several channels for redundancy, range up to 4800 m
  • Light and sound confirmation of the arm and disarm
  • Dimensions – 167 х 120 х 38 mm
  • Operating temperature range -30°C to +50°C

Radio communication

The device transmitter operates in several channels of 868.0 to 868.6 MHz band for reliability. Secure two-way radio communication. Distance – up to 4800m in line of sight. Three grades of power, maximum – up to 20 mW. 


The device is connected to the MAKS PRO control panel and is configured using the MAKS SETUP mobile application. The volume and running time of the audible alarm are adjustable.


Device has power jack connector to connect external power supply The time for switching on the built-in indicator or external arming information LED is 15 seconds. For “Armed” status indication, you can set the built-in LED to flash once every 10 seconds. If MAKS PRO is in the “Armed (Stay)” mode, the alarm sound will always be activated at the minimum volume. MAKS Siren Outdoor activates no later than in 10 seconds (communication period with the control panel) after alarm.

Technical Specifications:

  • Radio frequency ISM, up to 4800m: 868.0 to 868.6 MHz 
  • Secure two way communication: key – 256 bits 
  • Power (lithium batteries included)
    • External power supply 10.8 to 13.8V 
    • Battery backup – 3V, four CR123A batteries
  • Standby current
    • < 3V @ 3 µA
    • < 12V @ 2 mA
  • Transmission consumption: <45 mA
  • Alarm current
    • < 3V @o.66A
    • < 12V @ 120 mA
  • Service life of battery: up to 5 years
  • Sound pressure level at 1m: 113bd
  • Operating temperature range: -30°C to +50°C
  • Protection Class: IP65
  • Case Colour: White
  • Dimensions: 167 x 120 x 38mm
  • Weight: 640grams
  • Volume levels adjustable: 3
  • Light indication, adjustable: built in indicator