Purpose: The Main PCB UF211ECPCB120 is responsible for controlling the entire washing process, including washing, rinsing, spinning, and draining functions. It processes data from the user interface and sensors (e.g., water level, door lock, temperature) to manage motor speed, cycle selection, and water heating. Compatibility: Designed specifically for certain IFB front-load washing machine models. Before purchasing, confirm compatibility with your washing machine.