Back-up battery
Ajax Hub battery pack (3-pin): back-up during a power failure
Original rechargeable back-up battery for the Ajax Hub, Hub 2 and Hub Plus with a 3-pin connector. Keeps your alarm system running when the mains power fails.
Before ordering, check whether your hub uses a 2-pin or 3-pin battery; this differs per model. Replacing it takes a few minutes. Ajax explains the replacement step by step.
Specifications
Technical specifications
| Battery | |
| Type | Rechargeable back-up battery, original Ajax |
| Connection | 3-pins |
| Suitable for | Ajax Hub, Hub 2, Hub Plus (3-pin) |
| Function | Bridging during a power failure |
Questions
Frequently asked questions
2-pin or 3-pin, how do I know which one I need?
This differs per hub model and revision. Open the cover and look at the plug on the battery fitted, or check your purchase. Order the battery that matches your connector.
How do I replace the battery?
In a few minutes: disconnect the hub, remove the old battery, connect the new battery to the 3-pin plug, and put it back. View the Ajax instructions.
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