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XFINITY Download Center

XFINITY Home from Comcast is a total home security and automation system that helps protect your family. You will occasionally need to replace the batteries in some of your devices to ensure the system works properly.

Click on your device below to see battery installation instructions and order the needed batteries.

For all of your service and billing questions please contact XFINITY Home at 1-800-XFINITY (1-800-934-6489) as we cannot assist you beyond supplying the batteries.

For issues pertaining only to a battery order please contact BatteryJunction.com XFINITY cannot assist you with placing, tracking or returning a battery order.

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