High ƙarfin lantarki line sanda insulator ana amfani da matsayin rufi da kuma goyon bayan shugaba a high ƙarfin lantarki watsa da rarraba line.Samfurin tsarin ba rushewa ba ne kuma yana da fa'idodi na babban ƙarfin injina, aikin rufewa mai ƙarfi da juriya mai kyau.Insulator yana da fa'idodi na aiki mai aminci da aminci, kulawa mai sauƙi, tsawon rayuwar sabis da ƙarancin layin layi.
