Xfinity Cable Modem Gateway Battery XBB24-A Li-Ion 190Wh 8.4V - $50 (Sammamish)

Xfinity Cable Modem Gateway Battery XBB24-A Li-Ion 190Wh 8.4V 1

Xfinity Cable Modem Gateway Battery XBB24-A Li-Ion 190Wh 8.4V 1 thumbnail

condition: excellent

make / manufacturer: Arris

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Battery pack designed for use with select Xfinity cable modem gateway systems that support the XBB24-A power backup module. Built as a lithium-ion energy storage unit intended to provide backup power integration within compatible gateway hardware environments.

This pack typically contain 6 to 12 standard cylindrical Li-ion cells (such as 18650-style cells) configured to deliver backup power (rated around 8.4V and 190Wh for the XBB24-A). If you are so inclined you can harvest these cells in a project of your choice.

Key Features:

Lithium-ion rechargeable battery pack
Designed for gateway backup power support
Internal energy storage module configuration
Built for integration with compatible Xfinity cable modem gateway units
Sealed housing structure
Internal protection circuitry for charge/discharge control

post id: 7993662684

posted: 2026-11-01 13:22

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Xfinity Cable Modem Gateway Battery XBB24-A Li-Ion 190Wh 8.4V -...

Battery pack designed for use with select Xfinity cable modem gateway systems that support the XBB24-A power backup module. Built as a lithium-ion energy storage unit intended to provide backup...