Electric Motor from Raw, Tier III Assemblers and Plane Smelters, fully proliferated, with a single ILS controlling all required inputs/outputs (plus warpers, optionally).
INPUT: 7200/m Iron Ore, 900/m Copper Ore, ~1050/m Proliferator. OUTPUT: 1800/m Electric Motor
Construction Requires: 837 Conveyor Belt MK.III 139 Sorter MK.III 55 Pile Sorter 2 Splitter 4 Traffic Monitor (obviously this is optional) 2 Automatic Piler 1 Interstellar Logistics Station 15 Tesla Tower 1 Satellite Substation 35 Assembling Machine MK.III 9 Spray Coater 39 Plane Smelter