Fuel cell

A fuel cell was a part of a starship engine that contained fuel.

Sources

Star Wars: The Force Awakens Beginner Game
Star Wars: Complete Locations
Star Wars: Build Your Own R2-D2 1
No Disintegrations
TIE Fighter Owners' Workshop Manual
Star Wars: The Rise of Skywalker: The Visual Dictionary

Appearances

The High Republic: Cataclysm (Mentioned only) (Unknown)

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None

The High Republic: Cataclysm audiobook (Mentioned only) (Unknown)

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None

"Tales from the Occlusion Zone: Friend or Foe?" — Star Wars Insider 223 (Mentioned only) (Unknown)

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None

The High Republic: The Eye of Darkness (Mentioned only) (Unknown)

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None

Star Wars Battlefront II (Unknown)

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None

Star Wars: Episode II Attack of the Clones (First appearance) (Unknown)

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None

Hyperspace Stories 6 (Mentioned only) (Unknown)

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None

Star Wars: The Clone Wars — "Duel of the Droids" (Unknown)

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None

Star Wars: The Clone Wars — "Children of the Force" (Mentioned on computer screen only) (Unknown)

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None

Tarkin (Unknown)

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None

Tarkin audiobook (Unknown)

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None

Star Wars Rebels — "Double Agent Droid" (Mentioned only) (Unknown)

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None

"Blood Moon Uprising" — Stories of Jedi and Sith (Mentioned only) (Unknown)

Unknown
Unknown

None

"Blood Moon Uprising" — Stories of Jedi and Sith audiobook (Mentioned only) (Unknown)

Unknown
Unknown

None

Obi-Wan 2 (Mentioned only) (In flashback(s)) (First identified as fuel rod) (Unknown)

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None

Battlefront II: Inferno Squad (Mentioned only) (Unknown)

Unknown
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None

Battlefront II: Inferno Squad audiobook (Mentioned only) (Unknown)

Unknown
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None

Star Wars Adventures: Smuggler's Run 1 (Mentioned only) (Unknown)

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None

Bounty Hunters 12 (Mentioned only) (Unknown)

Unknown
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None

Alphabet Squadron (Mentioned only) (Unknown)

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None

Alphabet Squadron audiobook (Mentioned only) (Unknown)

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None

Aftermath: Empire's End (Mentioned only) (Unknown)

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None

Aftermath: Empire's End audiobook (Mentioned only) (Unknown)

Unknown
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None

Shadow of the Sith (Mentioned only) (In flashback(s)) (Unknown)

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None

Shadow of the Sith audiobook (Mentioned only) (In flashback(s)) (Unknown)

Unknown
Unknown

None

Star Wars: The Force Awakens Graphic Novel Adaptation (Mentioned only) (Unknown)

Unknown
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None

"Tales from Wild Space: The Flat Mountain of Yavin" — Star Wars Adventures (2017) 2 (Mentioned only) (Unknown)

Unknown
Unknown

None

Star Wars: The Rise of Skywalker: A Junior Novel (Mentioned only) (Unknown)

Unknown
Unknown

None

Star Wars: The Rise of Skywalker: A Junior Novel audiobook (Mentioned only) (Unknown)

Unknown
Unknown

None