PCBs are considered an important area of industrial automation, as their foundations form the basis of the electrical connections and components within the automated system. Industries apply PCBs to control panels, sensors, PLCs, and many more equipment which upgrade the devices in their precision for communication between themselves, leading to higher system efficiency. Such boards are robust to withstand the aggressive environment with reliability in terms of high-speed processing that the automation requires. As further developments come in automation, PCBs will ensure miniaturization and higher durability and functionality in control systems, which make it increase productivity and flexibility in industrial operation.