“Our Call Center is experiencing a high number of calls due to the COVID-19 situation. We are working to assist everyone who contacts us. In the meantime, please visit
for most frequently asked questions about your device. We apologize for the inconvenience and will assist you soon.”
What battery back-up models are supported on the SBV3202 Modem?
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.