Mn-Zn Ferrite Core CatalogCterms and Definitions Materials and Terms Material Characteristics P Series Material Characteristics H Series EE Type Cores EI Type Cores EF Type Cores EFD Type Cores EPC Type Cores PQ Type Cores ER/EC Type Cores ETD Type Cores RM Type Cores UU Type Cores EW Type Cores EEL Type Cores T Type Cores