This article is about the terran device. You may be looking for: the canceled obelisk ability Proton charges are terran maintenance devices. ReferencesEdit ↑ Blizzard Entertainment. StarCraft II beta. (Activision Blizzard) (in English). March 25, 2010 (map: Metalopolis). Retrieved from "https://starcraft.fandom.com/wiki/Proton_charge?oldid=108514" Categories: Terran Technology Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.