Inductors and chokes are manufactured in vacuum impregnation or in vacuum pressure impregnation (VPI) technology, depending on the application. They are provided with air core or with iron core.
Applications: commutation, blocking, ac/dc filter, harmonic filter, line filter, capacitor protection, current limitation traditional and transformerless UPS, solar and wind energy, drives, inverters, power factor correction, special versions for rolling stock applications.