About this replacement
Ring Power Pack — 10.8V Li-ion Replacement Battery (5F35E9)
This is a 10.8V, 8550mAh lithium-ion replacement battery for the Ring Power Pack. It fits Ring video doorbells and security cameras that rely on the Power Pack for continuous operation where hardwiring isn't an option. Match your existing Power Pack unit before ordering.
- Ring Power Pack platform: The Power Pack uses a single high-capacity cell block at 10.8V to sustain the camera's standby draw, WiFi radio, and burst current during motion events. Voltage rail and connector pinout must match — this cell block replicates the OEM spec at 10.8V with an integrated BMS.
- Bench tested on actual hardware: We cycled this battery through standby draw simulation and motion-event current spikes. The BMS held cutoff thresholds correctly at both the low-voltage floor and the peak IR LED plus processor draw during night-vision triggers.
- First-install power cycle: After swapping the battery, power cycle the camera once through the Ring app. The firmware must re-register the new cell before motion events log correctly to cloud storage — skipping this step causes missed recording clips even when the battery reads full charge.
Camera going offline in the Ring app after battery installation
Swapping the battery cuts power momentarily, which causes the camera to drop its session token with the Ring cloud. The app loses the device handshake and shows the camera as offline even after power returns. This isn't a fault with the battery — it's a firmware re-registration issue. Open the Ring app, go to Device Health, and run a reconnect cycle to restore the cloud link.
App reporting 0% or incorrect charge percentage after install
Ring cameras use a voltage-threshold indicator, not a fuel gauge IC. When a new battery is installed, the camera reads the resting voltage and maps it to a charge percentage — but the calibration only stabilises after one full charge and discharge cycle. A brand-new cell at partial charge will often display 0% or an implausible low figure until the threshold mapping resets. Run one full charge through the Power Pack, then check the app again.