Ku habboon dahaarka qaybaha kala duwan ee caabbinta. Sida dabaylaha wadajirka ah ee fiilada, hagaajinta dhaawaca dahaarka, ilaalinta dahaarka matoorada kala duwan iyo qaybaha elektarooniga ah sida Transformers, motors, capacitors, regulators danab. Waxa kale oo loo isticmaali karaa isku-xidhka, hagaajinta, isku-xidhka, hagaajinta, xidhida iyo ilaalinta habka warshadaha.