AJAX Wireless HomeSiren Internal Siren


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Unit Sold : 41

30 in stock

SKU: AJAX-HOME SIREN Categories: ,


Product Introduction

AJAX HomeSiren

Wireless indoor siren that loudly notifies of an alarm during detector activation. It is installed indoors to warn of danger or deter intruders.

Product Highlights

  • Authentication to prevent forgery
  • Jamming detection and communication channels encryption
  • Tampering alarm
  • Indicates armed/disarmed state by means of a built-in LED
  • An external LED is connected to the siren, if necessary
  • Customizable sound level and alarm length during detector activation

Product Catalog

Product Operation Principle

The device notifies of detector activation with an audible alarm. Sound level and alarm length are set in the mobile application.

Product Features

Connector for external LED is available. It can be mounted outside your apartment or office to monitor the security system status.

Installation and Set Up Of Product

Ready to operate straight out the box: the battery is already installed, therefore there is no need to disassemble the siren. With one click, it can be connected to the hub in the mobile application. It can be mounted on the SmartBracket in just a few minutes.

Product Specifications

Type of notification Acoustic and LED
Sound notification volume 81 – 105 dB at a distance of 1 m (adjustable)
Operating frequency of the buzzer 3.4 ± 0.5 kHz
Tamper protection Yes

Frequency band

868.0 – 868.6 MHz or 868.7 – 869.2 MHz depending on the region of sale


Operates only with all Ajax hubs, and range extenders

Maximum RF output power

Up to 25 mW

Radio signal modulation


Radio signal range

Up to 2,000 m (any obstacles absent)

Battery supply

2 × CR123A, 3 V

Battery life

Up to 5 years

Socket for connecting
an external light indicator
Yes (power supply 3 V, 10 mA)
Body protection level IP50
Installation method Indoors

Operating temperature range

From -10°С to +40°С

Operating humidity

Up to 75%

Overall dimensions

75 × 76 × 27 mm


97 g


Security Grade 2, Environmental Class II in conformity with the requirements of EN 50131-1, EN 50131-4, EN 50131-5-3

AJAX HomeSiren User Manual : Click Here

Product Warranty

Replacement and repair within 24 months of the date of sale. Batteries are not covered under warranty.

 What’s in the Box?

  1. AJAX HomeSiren x 1
  2. SmartBracket mounting panel x 1
  3. Battery CR123A (pre-installed) x 2
  4. LED connection clamp x 1
  5. Installation Kit x 1
  6. Quick Start Guide x 1

Additional information

Weight 1.8 kg