# How to wire the Ericsson IBR1100 router for digital alerting

06/12/2026 7:12 am CDT

This article explains how to wire the Ericsson IBR1100 router to send digital alerts to HAAS Alert’s Safety Cloud.

The IBR1100 is wired via the 4-pin square power port included with the router.

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| --- | --- | --- |
|  | **Connection**<br>- Use the **orange wire** from the 4-pin square power port cable (Input / Pin 3).<br>- Connect the orange wire to the **positive side** of the vehicle's warning lights switch.<br>If the orange wire is already used for ignition sensing, another option will be needed.<br> R2R (if subscribed) will use the blue wire (Output / Pin 4). |  |

## Important Notes

- Only **one** wire is used to detect warning light activation
- Ensure connections are made to the **positive** side of the warning lights switch
- Always secure unused wires with heat shrink or electrical tape if using the extensibility cable
- If unsure which cable to use, contact [HAAS Alert](mailto:support@haasalert.com) support for guidance