The Heidelberg part number 00.781.401201 is a circuit board essential for the SLM BAU system, specifically designed for use in G2.144.9201/02 configurations. This component ensures reliable operation and connectivity within the industrial machinery, facilitating seamless integration of electronic systems. The circuit board supports critical functions necessary for the overall performance of the equipment, making it a vital replacement or maintenance item for Heidelberg's SLM series. Its compatibility with both SLM BAU and G2.144.9201/02 models ensures that it can be used across various applications within the machinery, enhancing operational efficiency and reliability.