Ajax FireProtect Jeweller EN54 Wireless Addressable Heat Detector

The Ajax FireProtect Jeweller EN54 Wireless Addressable Heat Detector is a professional wireless fire detection device designed for applications where reliable thermal fire detection is required without the disruption of traditional wired installation.

As part of the Ajax EN54 wireless fire alarm ecosystem, this addressable heat detector is suited to commercial premises, refurbishment projects and buildings where cable routing may be difficult, costly or impractical. Its wireless design helps reduce installation time while maintaining dependable communication with the wider fire alarm system, making it a practical choice for modern fire protection projects.

Using two thermistors for accurate thermal monitoring, the detector is engineered to respond effectively to flaming fires and rapid rises in temperature. Multiple heat detection modes are supported, including A1, A1R, A1S, B, BR, BS, C, CR, CS and fixed temperature operation, allowing installers to configure the device to match the specific fire risk and environmental requirements of the protected space.

Ajax’s Jeweller wireless communication technology provides stable long-range connectivity for reliable device communication across the system. Configuration and management are handled within the Ajax ecosystem, helping streamline commissioning and ongoing system administration.

Designed for compliant professional fire alarm installations, the Ajax FireProtect Jeweller EN54 Wireless Addressable Heat Detector offers a flexible solution where installation efficiency and dependable heat detection are key priorities.

• Wireless addressable heat detector for professional fire alarm systems

• Two thermistors for accurate thermal fire detection

• Detects flaming fires and rapid temperature rise conditions

• Supports A1, A1R, A1S, B, BR, BS, C, CR, CS and fixed temperature modes

• Ajax Jeweller wireless communication technology

• Suitable for retrofit and cable-restricted installations

• Reduced installation disruption compared with wired alternatives

• Streamlined app-based configuration and management

• Designed for compatible Ajax EN54 wireless fire alarm systems