Ajax EN54 Internal Battery
Summary
The Ajax EN54 Internal Battery provides essential backup power for EN54 Fire Hub Jeweller and EN54 Fire ReX Jeweller systems, ensuring uninterrupted fire protection performance during mains power outages. These rechargeable Li-ion batteries are specifically designed to meet the stringent requirements of EN54-4 fire safety standards, guaranteeing reliable autonomous operation when it matters most.
Available in two capacity versions to suit different installation requirements, the 24-hour battery (5Ah) and 72-hour battery (10Ah) both operate at 7.4V and provide seamless integration with Ajax fire alarm systems. The batteries are engineered for maintenance-free operation, coming ready to use straight out of the box with no configuration required.
Installation and replacement are designed to be as simple as possible, with hot-swappable capability using a dedicated tool that allows battery changes without system shutdown. This ensures continuous fire protection coverage even during maintenance procedures, making it ideal for critical commercial and municipal fire safety applications.
Features
- Rechargeable Li-ion battery technology for reliable backup power
- EN54-4 standard compliance for fire safety applications
- Two capacity options: 24h (5Ah) and 72h (10Ah) versions available
- 7.4V operating voltage compatible with EN54 Fire Hub systems
- Ready to use straight out of the box
- Hot-swappable installation without system shutdown
- Maintenance-free operation throughout battery life
- Quick and easy installation using dedicated tool
- Effortless replacement during maintenance procedures
- Guaranteed autonomous system operation during power outages
- Compact enclosure design for space-efficient installation
- Operating temperature range from -10°C to +40°C
- IP20 protection class with up to 75% humidity tolerance
- Available in black and white colour options
FAQs
What is the difference between the 24h and 72h battery versions?
The 24h version has a 5Ah capacity providing 24 hours of backup power, while the 72h version has a 10Ah capacity providing 72 hours of autonomous operation. Both operate at 7.4V and are compatible with EN54 Fire Hub Jeweller and EN54 Fire ReX Jeweller systems.
Can I replace the battery without shutting down the fire alarm system?
Yes, the EN54 Internal Battery features hot-swappable capability. Using the dedicated tool provided, you can replace the battery without system shutdown, ensuring continuous fire protection coverage during maintenance.
Which Ajax fire alarm systems are compatible with these batteries?
The EN54 Internal Battery is designed specifically for installation into EN54 Fire Hub Jeweller or EN54 Fire ReX Jeweller systems. Check the compatibility information or scan the QR code for detailed device compatibility.
Do the batteries require any configuration or setup?
No, the batteries are maintenance-free and come ready to use straight out of the box. No configuration, programming, or initial setup is required.
What fire safety standards do these batteries comply with?
The batteries are designed to meet EN54-4 standard requirements, ensuring they provide reliable backup power for compliant fire safety systems in critical situations.
How do I know when the battery needs replacing?
The connected EN54 Fire Hub system will monitor battery status and provide notifications through the Ajax apps and system interface when battery replacement or maintenance is required.
Specifications
- Battery Type: Rechargeable Li-ion battery
- Voltage: 7.4 V
- Capacity Options: 5 Ah (24h version), 10 Ah (72h version)
- Battery Life According To EN54-4: 24h (5Ah version), 72h (10Ah version)
- Maximum Load Current: 3.2 mA
- End Of Life Battery Voltage: 6 V
- Dimensions (24h): 166 × 87 × 23 mm
- Dimensions (72h): 166 × 87 × 23 mm
- Weight (24h): 270 g
- Weight (72h): 443 g
- Colour Options: Black, white
- Operating Temperature Range: -10°C to +40°C (14°F to 104°F)
- Operating Humidity: Up to 75% non-condensing
- Protection Class: IP20
- Installation: Hot-swappable with dedicated tool
- Compatibility: EN54 Fire Hub Jeweller, EN54 Fire ReX Jeweller
- Standards Compliance: EN54-4
Downloads
- Brochure (Adobe PDF)
