Answer | The SBV3202 includes a battery back-up feature for XFINITY Voice service subscribers.  The battery is optional and can be purchased at shop.surfboard.com. The battery back-up will allow the voice service to function in case of a power outage, but is not intended to replace the AC power for an extended period of time. The SBV3202 supports 4 different battery back-up models. This document describes the supported battery back-up for the SBV3202 modem.Â
Supported Back-up BatteriesÂ
Supported Back-up Batteries | Battery Model Number | Battery Part Number (Product ID) | Standby Hold-Up Time | Orderable Battery SKU Number | BPB022S | 718003 | Up to 5 hours | 790513 | BPB026S | 789699 | Up to 8 hours | 794068 | BPB044S | 718005 | Up to 12 hours | 790512 | BPD088H | 785171 | Up to 16 hours | 802251 |
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