Advanced electronic circuits, visually represented by a specific color in the game, are a crucial intermediate product in Factorio. These components necessitate a more complex production chain compared to their simpler counterparts, requiring plastic bars, red circuits, and copper cables as inputs. These circuits are fundamental building blocks for numerous advanced technologies and items within the game, including processing units, advanced oil processing, and rocket control units.
The efficient and scalable production of these advanced circuits is vital for progressing through the game. Automation of its manufacturing process allows for a consistent supply of this key ingredient, removing production bottlenecks and enabling faster research and expansion. Historically, players have documented and shared designs facilitating replicable layouts for this production, fostering collaborative optimization within the community.