Schematic Category
Mark I Booster Upgrade

This category is a subcategory of Mark II Booster Upgrade

The following schematics belong to either the Mark I Booster Upgrade category or a descendant of the Mark I Booster Upgrade category and can thus be used in a slot that requires an item of the Mark I Booster Upgrade category:

Propulsion Technology I: Simple Ion Drives
- Booster Overdriver - Mark I
- Extended Life Fuel Cell - Mark I
- Fast Charge Fuel Cell - Mark I
- Heavy Fuel Cell - Mark I