Roborock Main PCB 9.01.6457 for Saros 20x RR_CORAL_PRO_S_AW_MAIN_B3

The Roborock main PCB 9.01.6457 is an original replacement electronic board designed for compatibility with the Saros 20 RR_CORAL_PRO_S_AW_MAIN_B3. As the central control board of the device, it plays a critical role in managing core functions, signal transmission, and communication between key internal components. This genuine green printed circuit board is intended for precise fitment and dependable integration within the compatible Roborock unit. Manufactured as an original spare part, this mainboard is built on a PCB platform and equipped with multiple board-to-board and multi-pin connectors for secure installation and stable data and power distribution.

Its construction supports the coordinated operation of essential electronic systems, helping maintain the intended performance standard of the device. The layout and connector configuration are designed to match the specified model, which is especially important when replacing damaged, faulty, or non-functional electronics. In practical use, the main PCB serves as the electronic hub responsible for processing commands, supporting internal modules, and enabling consistent interaction between the device's systems. A correctly matched motherboard can restore proper startup behavior, improve operational stability, and help ensure accurate communication among integrated components.