... |transformer core 2.range:EFD,EF,EE,EPC,ER,PQ,RM,UU,EC,DR 3.Supply grind gap and matched ... bobbin ferrite core| soft ferrite core| transformer core| ferrite magnet coreCore material: MnZn power ferrite material and MnZn high permeability ferrite materialcore ... range:EE,EF,EFD,EPC,EER,DR,EC,PQ,RM ,UU Advantage: 1.We can supply the core ...