... /PQ/POT/EER Series Bobbins, Used in Switching Power Transformers, Ideal for Ferrite Core EE5 to EE55 series bobbins EF12.6, ... EF16, EF20, EF25 or EF32 series bobbins ETD29, ETD34, ... ET28 or ET35 series bobbins LAN transformers header and covers series bobbins ADSL transformers bobbin series Power inductor base series ETD, EF, RM ...