... EE30,EI30,EE33,EI33,EE40,EI40 , EE55 series bobbinsEF12.6/EF16/EF20/EF25/EF32 series bobbinsETD29/ETD34/ETD39/ETD44/ETD49/ETD54/ETD59 ... series bobbinsER28,ER35,ER42,EQ30,ERL28,ERL35,ERL39RM4/ ... /ER11/ER14.5 SMD series bobbinsEI22 to EI50 series bobbinsToriod cores case and base holder series bobbinsET series bobbinsUU.8/UU0.5 ...