Verizon BBU: Does It Charge the Battery? Insights on Your Backup Unit’s Role
The Verizon Battery Backup Unit (BBU) charges the 12-volt battery. It provides up to 8 hours of backup power for voice services, including 911 calls. The battery recharges when AC power returns. The BBU is necessary for the Optical Network Terminal (ONT) but supports phone service only during power outages. The BBU’s battery is critical … Read more