Ama-insulators enziwe ngezinto ze-DMC/BMC ezikhunjini ezikhethekile ngaphansi kokushisa okuphezulu nokucindezela okukhulu. I-insulator yangokwezifiso ene-voltage ye-standard ehlukile ingathuthukiswa futhi ikhiqizwe ngokwesidingo sabasebenzisi ngasinye.