Don sauƙaƙe shigarwa, wuraren da ke hana fashewa suna sanye da tashoshi na ƙasa na ciki da na waje. Waɗannan tashoshi an keɓance su don crimping tare da 4.0mm2 madaidaicin wayoyi na jan karfe, hada fasali don hana sassautawa da lalata.
A cikin al'amuran da aka yi amfani da wayoyi na ƙarfe na ƙarfe da akwatunan rarraba fashe mai rufi biyu., the use of grounding connectors becomes unnecessary.