NiZn Core(DR,RI,DRWW,RWW,RID,THH,R4H,F,T) 1.Work steadily in big electric current 2.High ... , DRWW core, RWW cores, RID core, RHH core, R4H core, F core, T core, etc. They are widely used in home ... etc area. 4, Also NiZn ferrite core has long been well known due to its technological applications in high frequency inductors, transformer ...