Power couplingCanonLegendsInfinitiesPower couplings were important parts of starships, vehicles, and other smaller devices. Sources Star Wars Super Graphic: A Visual Guide to a Galaxy Far, Far AwayStar Wars: The Rebel FilesStar Wars: X-Wing Second Edition — Rebel Alliance Conversion KitStar Wars: The Complete Visual Dictionary, New EditionStar Wars Complete Vehicles, New EditionAppearancesStar Wars: Young Jedi Adventures — "The Princess and the Jedi" (Unknown)Unknown UnknownNoneThe Acolyte — "Revenge / Justice" (Mentioned only) (Unknown)Unknown UnknownNoneJango Fett 2 (Unknown)Unknown UnknownNoneStar Wars: Episode I The Phantom Menace (Unknown)Unknown UnknownNoneStar Wars: Episode II Attack of the Clones (Unknown)Unknown UnknownNoneDarth Vader (2017) 8 (Mentioned only) (Unknown)Unknown UnknownNoneAdventures in Wild Space: The Nest (Mentioned only) (Unknown)Unknown UnknownNoneMost Wanted (Mentioned only) (Unknown)Unknown UnknownNoneMost Wanted audiobook (Mentioned only) (Unknown)Unknown UnknownNoneThe Rebellion Begins (Unknown)Unknown UnknownNoneDoctor Aphra (2016) 21 (Mentioned only) (Unknown)Unknown UnknownNoneStar Wars: Episode V The Empire Strikes Back (First appearance) (Unknown)Unknown UnknownNoneStar Wars: The Empire Strikes Back junior novelization (Unknown)Unknown UnknownNone"Faith in an Old Friend" — From a Certain Point of View: The Empire Strikes Back (Mentioned only) (Unknown)Unknown UnknownNone"Faith in an Old Friend" — From a Certain Point of View: The Empire Strikes Back audiobook (Mentioned only) (Unknown)Unknown UnknownNoneBounty Hunters 34 (Mentioned only) (Unknown)Unknown UnknownNoneDark Droids: D-Squad 2 (Unknown)Unknown UnknownNoneDark Droids: D-Squad 3 (Mentioned only) (Unknown)Unknown UnknownNoneVictory's Price (Unknown)Unknown UnknownNoneVictory's Price audiobook (Unknown)Unknown UnknownNoneBefore the Awakening (Mentioned only) (Unknown)Unknown UnknownNoneStar Wars Resistance — "Dangerous Business" (Unknown)Unknown UnknownNone