Industrial Main Control PCBA Immersion Gold FR-4 PCBA Board Assembly What Is Industrial Control PCBA? Industrial control PCBA (Printed Circuit Board Assembly) is a circuit board assembly designed for industrial automation scenarios, which is equivalent to the "brain" of industrial equipment. It integrates processors (such as ARM, DSP), sensor interfaces, communication modules (such as CAN, EtherCAT), actuator drive circuits, etc., to achieve accurate monitoring and control of