Monolithium power cells are a power cell technology used in diamondbacks developed by the Terran Confederacy. However, by the Second Great War the technology was outdated, and underpowered the diamondback, necessitating the development of the tri-lithium power cell.[1]


  1. Blizzard Entertainment. StarCraft II: Wings of Liberty. (Activision Blizzard). PC. Armory upgrades (in English). 2010.