1.Kumhanya kunokurumidza uye simba rekugadzira rakakwirira. Kuenzaniswa neakaderera-kumhanya muchina, kuburitsa uye kushandiswa kwesimba panguva imwechete zvine zvakanakira zviri pachena.
2.Brand-zita midziyo yemagetsi yakadai seMitsubishi, Yaskawa, nezvimwewo, ndeyemhando yakavimbika uye yakanaka mushure mekutengesa.
3.DC hombe mota, ine hupenyu hurefu uye yakagadzikana uye yakavimbika kushanda. DC motors inogonawo kuiswa mune zvimwe zvikamu.
4.Kuenderana nechinangwa chaicho, tinogona kupa chirongwa chakakodzera chekucheka.