JOTUN-S3-14901 was a Series 3 model, serial number 14901, manufactured by Jotun Heavy Industries.[1]

It was used by Harvest's agricultural artificial intelligence, Mack, to relay messages to the colonies' other agricultural AI, Sif, when both of their data arrays were severely damaged or destroyed.[2]


  1. Halo: Contact Harvest, page 392
  2. Halo: Contact Harvest, page ??