... wholesale electronics magnetic ferrite cores, ee ferrite cores, ei type ferite cores, etd type ferite cores, ed type ferite cores, er type ferite cores, planar transformer cores from our factory. FERRITE CORE (for various ... , EI40B ■EP TYPE CORES EP7,EP10,EP13,EP17,EP20,EP30 ■EED TYPE CORES EED28/20■EER ETD TYPE CORES ETD24, ETD29, ETD34, ETD44,ETD49 ■EFD TYPE CORES EFD10, EFD12 ...