The Eufy Robovac 25C Main Board OEM Replacement Motherboard PCB is a black motherboard designed specifically for the Eufy Robovac 25C model. This OEM replacement part is compatible with Eufy Robovac 11s and comes with the necessary mounting screws for easy installation. With a focus on quality and compatibility, this main board is an essential component for maintaining the functionality of your Eufy Robovac vacuum cleaner.