The A2.50-grade ion engine was a Surronian ion engine, four of which were used in the Conqueror-class assault ship, along with four A2-grade ion engines.

AppearancesEdit

• MedStar I: Battle Surgeons
• MedStar II: Jedi Healer

SourcesEdit

• The Essential Guide to Vehicles and Vessels
• Shadows of the Empire Sourcebook
• The Official Star Wars Fact File 139 (STI4, Guri's Stinger)