Battery Ajax EN54 Internal Battery 24h white, for Ajax Fire Hub and Ajax Fire ReX, 24 hours, EN54, white

With a nominal voltage of 7.4 V and a capacity of 5 Ah, the battery supports uninterrupted functionality of the control panel or repeater for a full day, allowing for orderly response and restoration of external power without compromising safety.

Installation is userfriendly and secure: the battery plugs into a dedicated internal slot within the Fire Hub or Fire ReX enclosure until a single audible click confirms proper engagement. Once installed, the device automatically monitors charge status and health, displaying this information in real time through Ajax mobile and desktop applications.

Engineered to withstand environmental conditions, the battery remains operational between –10°C and +40°C, with tolerance for up to 85% relative humidity. It features built-in overcharge and over-discharge protection, as well as thermal regulation to maintain safe operation under varying conditions.

This internal battery type is exclusively compatible with Ajax EN54 Fire Hub Jeweller and Fire ReX Jeweller—placement in other devices is not supported. The product meets EN54 certification standards, ensuring its suitability for safety-critical installations adhering to European fire protection regulations.