Safety, weight and costs are the three main factors that must be perfectly balanced so they can play a decisive role in the efficient design and production of electric vehicles. With the flextric modular battery box system, voestalpine offers a convincing solution in every respect.

Materials and technologies

The comprehensive expertise of voestalpine with regard to materials, processing and manufacturing from a single source has enabled the development of flextric. The result is a unique modular system based on innovative high-strength steels made by voestalpine for lightweight automotive design that optimally integrates aluminum and leading welding technologies.

Structural design

voestalpine offers flextric in three basic variations that can be optimized to meet your specific needs:

  • Steel tray design for maximum safety and tightness
  • Steel frame design for maximum modularity
  • Aluminum-steel hybrid frame design for maximum weight savings