ROBOROCK power board for S7 MaxV Black robot vacuum, 9.01.1372

ROBOROCK 9.01.1372 — power board for S7 MaxV Black robot vacuum; weighs 0.4 kg. The power board distributes battery voltage to the motors, the pump and the electronics, and handles charging on the dock. A failing one usually shows as a robot that will not charge while sitting on the base, or cuts out under load even with a healthy battery. It is a repair part: work on it with the service manual to hand and the battery disconnected.