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Pole mai ƙarfi don Mai katsewa mai katsewa wani yanki ne na madaidaicin sandar igiyar da'ira ta hanyar haɗa sassan da ke cikin Vacuum Interrupter da na'ura mai wanki a cikin wani ƙaƙƙarfan abin rufe fuska kamar resin epoxy ko kayan thermoplastic mai sauƙin warkewa.
Pole mai ƙarfi don mai katsewa yana da fa'idodi masu zuwa:
Ɗaya shine ƙira na zamani, tsari mai sauƙi, ƙananan sassa masu cirewa, babban aminci;
Na biyu shine madaidaicin madaidaicin ƙarfin mashaya mai rufi.Zai shimfiɗa rufi a cikin ƙarar ƙararrawa, idan aka kwatanta da rufin iska, rage tasirin yanayin, inganta ƙarfin haɓakawa sosai.
Zai iya yin girman girman mai ƙwanƙwasa ƙarami, wanda ke da amfani ga ƙarami na ma'ajin canji.
A baya, harsashi mai rufewa na ɗakin kwana mai kashe iska yana gurɓata shi da ƙura da zafi.Domin rage wannan sakamako, shi ne ake bukata cewa harsashi na injin baka extinguishing jam'iyya yana da isasshen tsawon, wanda ba kawai rinjayar da miniaturization na injin baka kashe jam'iyya, amma kuma rinjayar da yi da kuma AMINCI na injin baka kashe dakin.Ƙarfin hatimi mai ƙarfi yana da fa'idodi masu zuwa: idan aka kwatanta da sandar taron al'ada, adadin sassa na madaidaicin sandar hatimi ya ragu sosai, an rage girman ƙafar madugu daga ƙungiyoyi 6 zuwa ƙungiyoyi 3, an rage haɗin haɗin gwiwa daga. 8 zuwa 1 ~ 3, tsari mai sauƙi yana inganta amincin mai watsawa;Saboda ɗakin baƙar fata yana kunshe a cikin kayan aiki mai ƙarfi, ba a buƙatar ƙarin magani kuma madaidaicin sandar hatimi yana samun ƙarfin rufewa;Bayan dakin kashe injin baka a cikin wani abu mai ƙarfi, an rage tasirin yanayin waje na sandar sandar a kan ɗakin kashe injin baka.