Ajax EN54 Backup Battery for Fire Hub & Fire ReX (72 Hour)

The Ajax EN54 Internal Battery (72h) is a rechargeable Li-ion backup battery designed for compatible Ajax EN54 fire system equipment.

Providing up to 72 hours of standby backup power in accordance with EN 54-4 requirements, this internal battery helps maintain uninterrupted operation during mains power failure, making it ideal for critical fire safety applications.

It is designed specifically for use with the Ajax EN54 Fire Hub Jeweller and EN54 Fire ReX Jeweller.

Ready to use out of the box, the battery offers a maintenance-free backup solution with straightforward installation and replacement, helping installers maintain compliant fire system performance with minimal disruption.

• Rechargeable Li-ion internal backup battery

• 72-hour standby backup power

• Designed for Ajax EN54 fire systems

• Compatible with Ajax EN54 Fire Hub Jeweller

• Compatible with Ajax EN54 Fire ReX Jeweller

• EN 54-4 compliant backup solution

• Ready to use out of the box

• Maintenance-free design

• Quick installation

• Simple replacement using dedicated tools

• Compact internal form factor