FERRITE CORE EFD 3F3; Core Type:-; Core Size:EFD20; Core Material Grade:3F3; For Use With:-; Effective Magnetic Path Length:47mm; Ae Effective Cross Section Area:31mm²; Inductance Factor Al:1.2µH; Product Range:-; SVHC:No SVHC (07-Jul-2017); Accessory Type:Ferrite Core; Material Grade:3F3