The stepper motor ndi injini yapadera yomwe idapangidwa kuti iziwongolera molondola malo ndi liwiro. Chikhalidwe chachikulu cha stepper motor ndi "digito". Pa chizindikiro chilichonse cha pulse kuchokera kwa wowongolera, stepper motor yoyendetsedwa ndi drive yake imayenda mokhazikika.
Rtelligent A/AM series stepper motor idapangidwa kutengera dera la Cz lokongoletsedwa ndi maginito ndipo imatenga zida za stator ndi rotator zamphamvu kwambiri yamaginito, zomwe zimakhala ndi mphamvu zambiri.