Fuel cellCanonLegendsInfinitiesA fuel cell constituted a component within a starship engine, and its purpose was to hold fuel.AppearancesThe High Republic: Cataclysm (and audiobook) (Mentioned only) (Unknown)Unknown Unknown The High Republic: The Eye of Darkness (and audiobook) (Mentioned only) (Unknown)Unknown Unknown Tales from the Occlusion Zone: Friend or Foe? — Star Wars Insider 223 (Mentioned only) (Unknown)Unknown Unknown Star Wars Battlefront II (Unknown)Unknown Unknown Star Wars: Episode II Attack of the Clones (First appearance) (Unknown)Unknown Unknown Hyperspace Stories 6 (Mentioned only) (Unknown)Unknown Unknown Star Wars: The Clone Wars — Duel of the Droids (Unknown)Unknown Unknown Star Wars: The Clone Wars — Children of the Force (Mentioned on computer screen only) (Unknown)Unknown Unknown Tarkin (and audiobook) (Unknown)Unknown Unknown Star Wars Rebels — Double Agent Droid (Mentioned only) (Unknown)Unknown Unknown Blood Moon Uprising — Stories of Jedi and Sith (and audiobook) (Mentioned only) (Unknown)Unknown Unknown Obi-Wan 2 (Mentioned only) (In flashback(s)) (First identified as fuel rod) (Unknown)Unknown Unknown Battlefront II: Inferno Squad (and audiobook) (Mentioned only) (Unknown)Unknown Unknown Star Wars Adventures: Smugglers Run 1 (Mentioned only) (Unknown)Unknown Unknown Bounty Hunters 12 (Mentioned only) (Unknown)Unknown Unknown Alphabet Squadron (and audiobook) (Mentioned only) (Unknown)Unknown Unknown Aftermath: Empires End (and audiobook) (Mentioned only) (Unknown)Unknown Unknown Shadow of the Sith (and audiobook) (Mentioned only) (In flashback(s)) (Unknown)Unknown Unknown Star Wars: The Force Awakens Graphic Novel Adaptation (Mentioned only) (Unknown)Unknown Unknown Tales from Wild Space: The Flat Mountain of Yavin — Star Wars Adventures (2017) 2 (Mentioned only) (Unknown)Unknown Unknown Star Wars: The Rise of Skywalker: A Junior Novel (and audiobook) (Mentioned only) (Unknown)Unknown Unknown