FR428W Ajax EN54 FireProtect (Heat/Sounder) White

The Ajax EN54 FireProtect (Heat/Sounder) White is a wireless fire detector designed for indoor installation. It is part of an Ajax system and communicates with control and indicating equipment (CIE) via secure Jeweller radio protocol. The device is always active and responds to a fire 24/7, regardless of the system’s security mode. 
- High-volume alarm signal using a temporal pattern compliant with EN 54-3, 
- Ensuring simultaneous activation across all devices in the system. 
- Powered by pre-installed batteries and does not require an external power supply. 
- Equipped with a tamper button that triggers if someone attempts to remove the device from the mounting panel. 
- SmartBracket mounting panel that allows the detector to be rotated up to 90° even after installation. 
- Designed to detect dangerous temperatures and ensure an audible alert when a fire alarm is activated at the facility.