Contains Speed, Efficiency, and Productivity setups for Mid and an upgraded late game version. Can be chained, but setup so that the earlier ones take priority.
Set the constant combinator for how many of each module you wish. It will produce them in order, module 1s first, then 2s, finally 3s. Set 1 and 2 to 0 if you only wish to produce level 3s
Based on DRY411S Blueprint.