... and the research and development;avalanche thyristors;(TL371-250,TL371-320)phase control thyristor;(T212-10, ... 320,T123-160*,T223-200*,T123-500,T133-250*,T233-400*,T233-500,T243-400*,T143-800,T143- ... TC232-40,TC242-80,TC151-100,TC133-500*,TC233-500*,TL371-250 and so on)fast thyristor;(TB212,TB222 ... ,SZ,SL,PRDRectification bridge series;SQL5A-500A QL5A-500 KBPC5A-50AWelcome the dealer, the business agent, ...