... to PQ5050 series bobbins EFD15, EFD20, EFD25 or EFD30 series bobbins EPC13, EPC19, EPC25 or EPC30 ... PQ5050 series bobbins EFD15, EFD20, EFD25 or EFD30 series bobbins EPC13, EPC19, EPC25 or EPC30 ... POT3622 bobbins ER9.5, ER11 or ER14.5 SMD series bobbins EI22 to EI50 series bobbins Toroid ... transformers header and covers series bobbins ADSL transformers bobbin series Power inductor base series ETD, EF, ...