WESTCODE西码快速平板二极管W3270NC120整流管SW14CXC14C ¥180.00 供应中车 晶闸管KPB 2300-48南车可控硅KPB 2300-50 ¥280.00 供应中车晶闸管KPB 2300-52南车可控硅KPB 2700-46 ¥280.00 供应中车晶闸管KPB 2700-48南车可控硅KPB 2700-50 ¥280.00 原厂中车CRRC晶闸管KPB 2700-52南车CSR可控硅KPB 3000-36 ¥300.00 原厂中车CRRC晶闸管KPB 3000-38南车CSR可控硅KPB 3000-40 ¥300.00