A Power Econopack is an energy storage device similar to a Power Beltpack or Power Backpack; it is often mounted in vehicles to power vehicular screens, as well as other powered equipment, such as Subspace Radios, Freeze Fields and heavy energy weapons.
- 4 weapons adapters
- 1 screen adapter
- 5 miscellaneous adapters
Original source: Dragon Magazine #99 - Tanks A Lot, by Alex Curylo.