TshintshaIzintiIkwabizwa ngokuba zizinti zokuqhawula, ezisetyenziselwa ukuvula nokuvala izitshintshi zokuqhawula okanye iziqwenga kwaye ikwasetyenziselwa ukufaka nokususa ii-fuse links ezivulekileyo. Izinti zokutshintshela zenziwe ngetyhubhu ye-epoxy fiberglass egcwele i-foam kunye ne-cast bronze kwiintlobo ezintathu: intloko ye-Prong eqhelekileyo, intloko ye-prong enzima okanye intloko ye-insulation prong. Inokwenziwa yintloko e-odolwe ngumthengi.