This is the final Matrix Labs section of the Jumpstart base by Nilaus.
The top three lines carry Circuit Boards, Magnetic Coil (from Nilaus Jumpstart blueprint #6)
This Blueprint is under 150 facilities, which requires the technology research Mass Construction Lv2.
See the full set of Blueprints in the Nilaus Jumpstart Collection: https://www.dysonsphereblueprints.com/collections/nilaus-jumpstart
*Credit - This Jumpstart base was originally designed by Nilaus on the following tutorial video: https://youtu.be/1Db7qZp5VyE?list=PLV3rF--heRVvMZ8hHe5BHWRGrt1lXfaqt