The Samsung DE92-03960A is a PCB (Printed Circuit Board) main board used in various Samsung appliances, particularly in their home electronics and appliances such as refrigerators and washing machines. This main PCB serves as the central control unit, managing and coordinating the appliance's functions by processing electrical signals and providing power to different components. https://www.hnkparts.com/de92-03960a-smg-pcb-main