Pour Aspirateur Robot Autonome 14.4V Replacement Battery Ni-MH

Pour Aspirateur Robot Autonome — 14.4V Ni-MH Replacement Battery

This is a 14.4V, 2000mAh Ni-MH replacement battery for the Pour Aspirateur Robot Autonome robotic vacuum cleaner. It slots into the vacuum's battery bay and restores power to the drive motors, brush roll, and suction system. Capacity is 2000mAh (28.8Wh), matching the original cell specification.

• Robot Autonome platform fit: The Robot Autonome uses a 14.4V Ni-MH pack with a fixed connector and BMS that monitors cell temperature and discharge rate. This replacement matches that voltage rail and connector layout, so the onboard BMS accepts it without triggering a fault state.
• Bench tested on actual hardware: We cycled this pack through full discharge and recharge sequences on the Robot Autonome platform. The BMS accepted the cell stack without overcurrent trips, and charge termination fired correctly at full capacity.
• Dock charging habit for Ni-MH cells: Ni-MH chemistry is sensitive to continuous trickle charge. Remove the Robot Autonome from the dock once the charge cycle completes. Leaving it docked permanently accelerates cell degradation faster than normal use cycles do.

Suction dropping before the battery indicator reaches low

This happens when the motor draws more current than the battery can deliver at its current state of charge — voltage sags under load even though the indicator still reads mid-range. On Ni-MH cells, voltage sag is more pronounced as the pack ages or if the filter is partially blocked forcing the motor to work harder. The BMS reads a voltage drop and reduces power delivery before the state-of-charge indicator catches up. Clean the filter first, then retest — if suction still drops early, the cell stack has degraded below usable capacity.

Motor cutting out mid-cycle and then recovering after a pause

This is a BMS overcurrent trip, not a battery failure. It fires when sustained restricted airflow — caused by a blocked filter or brush roll tangle — pushes motor current above the BMS threshold. The BMS cuts power to protect the cells, then resets after the pack cools slightly. Clear the brush roll and wash or replace the filter. If cut-outs stop after that, the battery is fine — the BMS was doing its job. If cut-outs continue on a clean filter, check that pack voltage holds above 12V under load.