Gemon-4 ion engine

The Gemon-4 was a large model of ion engine manufactured by Cygnus Spaceworks for use on Imperial-class Star Destroyers as emergency drives.Star Wars: Card Trader Such served the same purpose aboard the Xyston-class Star Destroyers of the Sith Eternal's Final Order fleet.
==Behind the scenes==
In Star Wars Legends, Gemon-4 ion engines were first identified in The Galactic Empire—Ships of the Fleet pop-up book. They were identified in canon in the book Ultimate Star Wars.
==Appearances==
===Non-canon appearances===
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*LEGO Star Wars: The Skywalker Saga
==Sources==
*Ultimate Star Wars 
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*Star Wars Encyclopedia: The Comprehensive Guide to the Star Wars Galaxy
==Notes and references==
Category:Capital ship engines
Category:Cygnus Spaceworks products
Category:Ion engines