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Designed for high‑power PoE deployments such as Wi‑Fi 6/7 access point backhaul
security managers
Low ≈ 2° for vibration/noisy environments)
IP67 ingress protection and NEMA 4X anti‑corrosion
vehicle/mobile DVRs
Ajax EN54 Internal Battery (24h), 7.4 V 5 Ah - 127877.316.BL PIR + Microwave Designed for high‑power PoE deploymentsThe Ajax EN54 Internal Battery (24h) is a rechargeable Liion backup module designed to install inside Ajax EN54 Fire Hub Jeweller or EN54 Fire ReX Jeweller enclosures to provide up to 24 hours of autonomous operation in accordance with EN 544 requirements. It charges while installed from the host device and replaces quickly via the dedicated slot tool. Key features Rechargeable Liion pack (4 18650 cells), nominal 7. 4 V, 5 Ah (5,000 mAh) designed for
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