Ana amfani da DC servo motar a cikin tsarin kayan aiki daban-daban da sarrafa kansa, ana amfani dashi a matsayin kayan aiki, kuma ana iya amfani dashi a matsayin kayan aiki.
Wannan jerin injin lantarki ne sabon jerin kayayyakin da aka tsara a kasarmu, idan aka kwatanta da tsohuwar jerin S jerin kayayyakin, yana da ƙananan girma, nauyi mai haske, ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfi.
Ta hanyar ƙarfin magnet, wannan jerin injin ya raba zuwa nau'ikan ƙarfi uku (tare da ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin.
Dangane da yanayin amfani da muhalli, wannan jerin injin ya raba zuwa nau'ikan biyu na yau da kullun da nau'in zafi mai zafi.