Ajax EN54 Sounder Fire Siren Black – Wireless and Easy to Install

Ajax EN54 Sounder Fire Siren Black – Wireless and Easy to Install

 
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118603.278.BL1 # 118603 | Ajax EN54 FireProtect (Sounder) Jeweller , in black, is a wireless sounder certified to EN 54-3 and EN 54-25, ideal for fire protection in residential and professional environments. Equipped with a 100 dB siren with 32 selectable tones, it guarantees effective and immediate audible alarms. Jeweller radio communication ensures a stable connection up to 1,700 m from the control panel, with activation within 3 seconds. Easy to install thanks to the SmartBracket mount, it operates with 4 pre-installed CR123A batteries that provide up to 5 years of battery life. Management and testing are done via the Ajax app, without the need for tools or disassembly.

Technical Data Sheet

referencia : 118603.278.BL1

brand : Ajax Systems

EAN: 4823114068409

Manufacturer Object ( [id] => 31 [name] => Ajax Systems [description] =>

Establecido en 2011, Ajax Systemconstruye sistemas inalámbricos de incendio y alarma con la tecnología inalámbrica JEWELLER que le permite monitorear de manera segura todos los dispositivos de red conectados. Ajax System ofrece soluciones para el hogar, la oficina o las actividades comerciales, gestionables a través de la App, siempre actualizadas y compatibles con los sistemas iOS y Android. Los sistemas de alarma de Ajax System son fáciles de instalar, de hecho sólo toma 15 segundos conectar la unidad de control a los sensores. Además, pueden integrarse con las cámaras de vigilancia, tienen un margen de error casi nulo y, en caso de peligro, en menos de 150 milisegundos envían una notificación (sms, push o call).

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Ajax SystemsAjax Systems


Los sistemas de alarma Ajax system utilizan la última tecnología inalámbrica que hace que todos los productos sean fiables y estén siempre conectados. Además de su excelente rendimiento, los sistemas de alarma Ajax se distinguen por su diseño moderno y elegante.

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118603.278.BL1 | WIRELESS ACOUSTIC SIGNALING DEVICE


Ajax

The Ajax FireProtect (Sounder) Jeweler device, 118603.278.BL1 , Available in black, it combines audible and visual signaling in a single wireless fire safety solution. With radio communication up to 1,700 m, quick installation via SmartBracket, and a battery life of up to 5 years, it ensures timely alarms thanks to a 100 dB siren and high-intensity LED frame. Certified according to EN 54-3, EN 54-23, and EN 54-25, it is ideal for professional installations and high-security environments.

Main specifications:

- 100 dB siren with 32 selectable tones

- Visual LED compliant with EN 54-23 with synchronized flashing

- Stable Jeweller radio communication up to 1,700 m

- Quick installation and maintenance without tools

- 4 CR123A batteries pre-installed, battery life up to 5 years

- Certifications EN 54-3, EN 54-23, EN 54-25, Directive 2014/53/EU (RED)

Further details

✅ Communication :
The Sounder Jeweller uses the Jeweller radio protocol for fast and secure wireless communication with the control panel (CIE), with a range of up to 1,700 meters in open terrain . Communication is two-way, active within 3 seconds of the alarm, and supports connection to optional repeaters to further extend coverage. The system is designed to automatically adjust power , change frequencies to avoid interference, and detect any signal loss.
✅ Alarm announcement :
The device emits an acoustic signal of up to 100 dB at 1 meter away , configurable with 32 different sound tones . The alarm is designed to attract immediate attention even in noisy environments. All acoustic signaling devices connected to the same control panel synchronize to ensure simultaneous diffusion of the alert throughout the protected area.
✅ Anti-sabotage protection :
Installation is via the SmartBracket , which allows the device to be mounted without removing the case. An optional lock is also provided to prevent unauthorized removal. Battery replacement (4 × CR123A pre-installed) can be done without tools , reducing maintenance time and preventing unauthorized access to the device .
✅ EN54 Standard:
The device complies with the EN 54-3 (acoustic signaling) and EN 54-25 (wireless communication) standards, as well as with Directive 2014/53/EU (RED) . This certification makes it suitable for professional fire-fighting systems , both in civil and industrial settings, where full regulatory compliance for signaling devices is required .

Technical data sheet

118603.278.BL1
Capacity
Communication
Jeweler communication technology Proprietary wireless communication technology to transmit commands, alarms, and events.
Key features:
  • Two-way communication
  • Advanced sabotage protection
  • Block encryption featuring a dynamic key
  • Instant notifications
  • Remote control and configuration in Ajax apps
Frequency bands 866.0–866.5 MHz
868.0–868.6 MHz
868.7–869.2 MHz
905.0–926.5 MHz
915.85–926.5 MHz
921.0–922.0 MHz
Depends on the sales region.
Maximum effective radiated power (ERP) up to 20 mW
Automatic power control to reduce power consumption and radio interference.
Radio signal modulation GFSK
Radio communication range up to 1,700 m
up to 5,550 ft
Between the device and control and indicating equipment (CIE) or a range extender in an open space.
Encrypted communication All stored and transmitted data are protected by block encryption featuring a dynamic key.
Frequency hopping To prevent radio interference and jamming.
Key features
Alarm type acoustic
Sound volume from 65 to XX dB at a distance of 1 m 3.3 ft
Adjusted by a PRO or user with admin rights in an Ajax app.
Sound pattern 32 tones
Sound synchronization An audible alarm is automatically synchronized on all devices with a sounder connected to the same CIE
Alarm annunciation test An audible alarm check to ensure the fire alarm is clearly audible on the premises
Installation recommendations The device's recommended installation height is up to 3 m on the ceiling and up to 2.4 m on the wall.
The device's recommended installation height is up to 9.8 ft on the ceiling and up to 7.8 ft on the wall
The device is designed for outdoor and indoor use
Sabotage protection
Tamper button Fault notification when an attempt is made to remove the device from the mounting panel.
Lock for SmartBracket to secure the device on the SmartBracket mounting panel
When locked, the lock secures the device and prevents it from being removed without a special tool.
Protection against spoofing device authentication
Connection loss detection after 36 s
Detection time depends on Jeweler settings
Power supply
Battery 4 × CR123A
Pre-installed
Tool-free battery replacement To replace the batteries, open the lids of the battery compartments.
Reverse polarity protection Prevents device damage if the batteries are put in incorrectly.
Recommended battery type Huiderui CR123A; 3V; 1,600 mAh, LiMnO₂
Calculated battery life up to 5 years
In standby mode.
up to XX minutes
In annunciation mode.
Enclosure
Dimensions 145 × 145 × 51 mm
5.71" × 5.71" × 2.00"
Weight 527 g
1,162 lb
Operating temperature range from -10 °C to +50 °C
from 14 °F to 122 °F
Operating humidity up to 80%
Protection class IP54
Color Black
Complete set EN54 FireProtect (Sounder/VAD) Jeweller
SmartBracket mounting panel
4 × CR123A battery (pre-installed)
Quick start guide
Revision 1
Warranty 24 months
All our products are in conformity with the in force CE normative (read here). To ask for a copy of the certification fill out this form

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