ChinjaZvimitiYakatumidzwawo mazita ezvimiti zvekubvisa, zvinoshandiswa pakuvhura nekuvhara maswichi ekubvisa kana kucheka uye inoshandiswawo pakuisa nekubvisa ma open-link fuse links. Zvimiti zvekuchinja zvinogadzirwa nefuro rakazadzwa ne epoxy fiberglass tube uye bronze yakagadzirwa mumhando nhatu: standard Prong head, heavy duty prong head kana insulation prong head. Inogonawo kugadzirwa nemusoro wakarairwa nevatengi.