Ajax EN54 24hr Internal Battery for Fire Hub/Rex - Black (AJA-127877) ColorVu fully supervised communication with the

fully supervised communication with the control panel provides visual and audible notifications of intrusions

Enforcer two-way wireless technology gives you a highly secure and reliable device

and anti-jamming protection

The Shelly LoRa Add On is a powerful accessory designed to extend the communication range of compatible Shelly devices using long range wireless technology

5A) - Barrel jack

Ajax EN54 24hr Internal Battery for Fire Hub/Rex - Black (AJA-127877) ColorVu fully supervised communication with theThe Ajax EN54 Internal Battery is a high quality backup power source designed specifically for EN54 certified Ajax devices. It ensures continuous operation of critical fire detection and safety systems even during mains power outages, maintaining compliance with industry standards. Compact and reliable, the battery is engineered for seamless integration inside compatible EN54 hubs. Built with advanced lithium technology, the battery provides long