4a Technology Days is an international event for technicans and scientists in the field of material science and battery testing. 4a engineering GmbH is your expert regarding testing and simulation solutions specialized on material engineering and battery applications as well as product, method and software development.

A live demonstration of LINOVIS will take place during the ACstyria Material Day.

Technology Days 2026 will take place in cooperation with ACstyria and A2LT. The participation in the ACstyria Material Day (25th March) is included in the Technology Days registration.