Gwajin AC hi-pot hanya ce mai inganci kuma kai tsaye don gwada ƙarfin rufi don kayan lantarki, na'urori ko injuna.Yana bincika lahani masu haɗari waɗanda ke tabbatar da ci gaba da aiki na kayan lantarki.
Aikace-aikace na yau da kullun sun haɗa da gwaji na masu canji, switchgear, igiyoyi, capacitors, dandamali na injin injin, bulogin sanduna masu zafi, kwalabe masu ban sha'awa da sauran kayan aikin da ke da alaƙa kamar masu katse iska, barguna, igiyoyi, safar hannu, tiyo na'ura mai ƙarfi, janareta na kayan wuta.