Ferrite Cores

Browse available Ferrite Cores components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.

If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Core Type	Supplier Device Package	Material	Diameter	Inductance Factor (Al)	Tolerance	Gap	Effective Permeability (µe)	Initial Permeability (µi)	Core Factor (ΣI/A) mm⁻¹	Effective Length (le) mm	Effective Area (Ae) mm²	Minimum Core Cross Section (Amin) mm²	Effective Magnetic Volume (Ve) mm³	Finish	Height	Length	Width
00X3515E060 X FLUX 3515 E-CORE Magnetics, a division of Spang & Co.	1,149	-	RFQ	Datasheet	-	Bulk	Active	E	-	XFlux	-	102 nH	-	Ungapped	-	60	-	69.4	84.0	-	5830.0	Uncoated	0.557" (14.15mm)	1.360" (34.54mm)	0.368" (9.35mm)
0F44130UC U SHAPE CORE Magnetics, a division of Spang & Co.	2,487	-	RFQ	Datasheet	-	Bulk	Active	UR	-	F	-	1.83 µH	±25%	Ungapped	-	3000	-	154.8	112.1	105.4	17346.0	Uncoated	1.201" (30.50mm)	1.645" (41.78mm)	0.470" (11.94mm)
SR42318UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	3,989	-	RFQ	Datasheet	-	Bulk	Active	PS	-	R	0.902" (22.90mm)	3.066 µH	-	Ungapped	-	2300	-	41.6	62.2	53.6	2590.0	Uncoated	0.354" (9.00mm)	-	-
0F41107UG POT CORE Magnetics, a division of Spang & Co.	3,482	-	RFQ	Datasheet	-	Bulk	Active	P	-	F	0.437" (11.10mm)	2 µH	±25%	Ungapped	-	3000	-	15.5	16.2	13.2	251.0	Uncoated	0.128" (3.25mm)	-	-
EFD10/5/3-3C90-A25-S FERRITE CORE EFD 3C90 2PC SET Ferroxcube	4,444	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3C90	-	-	±5%	Gapped	66.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.216" (5.50mm)	0.059" (1.50mm)	0.106" (2.70mm)
EFD10/5/3-3C90-A40-S FERRITE CORE EFD 3C90 2PC SET Ferroxcube	2,774	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3C90	-	-	±8%	Gapped	105.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.216" (5.50mm)	0.059" (1.50mm)	0.106" (2.70mm)
EFD15/8/5-3C96-A100-S FERRITE CORE EFD 100NH 3C96 2PC Ferroxcube	3,539	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 15 x 8 x 5	3C96	-	100 nH	±6%	Gapped	180.0	-	2.27	34.0	15.0	12.2	510.0	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)
EFD15/8/5-3C96-A63-S FERRITE CORE EFD 63NH 3C96 2PC Ferroxcube	4,373	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 15 x 8 x 5	3C96	-	63 nH	±4%	Gapped	114.0	-	2.27	34.0	15.0	12.2	510.0	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)
EFD10/5/3-3C94-A25-S Ferrite Misc Ferroxcube	2,247	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3C94	-	25 nH	±5%	Gapped	66.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)
EFD15/8/5-3C96-A160-S Ferrite Misc Ferroxcube	1,118	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFD10/5/3-3C94-A35-S Ferrite Misc Ferroxcube	1,848	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFD10/5/3-3C94-A40-S Ferrite Misc Ferroxcube	4,886	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3C94	-	40 nH	±8%	Gapped	105.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)
EFD10/5/3-3C94-A63-S Ferrite Misc Ferroxcube	1,887	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3C94	-	63 nH	±10%	Gapped	165.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)
PQ20/16-3F3 Ferrite Misc Ferroxcube	1,777	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 16	3F3	-	3.08 µH	±25%	Ungapped	1490.0	-	0.607	37.6	61.9	59.1	2330.0	Uncoated	0.319" (8.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
B66281G0000X195 FERRITE CORE ELP N95 1PC EPCOS - TDK Electronics	2,223	-	RFQ	Datasheet	ELP14/3.5/5	Box	Active	ELP	ELP 14 x 3.5 x 5	N95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
B66229G0000X130 FERRITE CORE E N30 1PC EPCOS - TDK Electronics	4,788	-	RFQ	Datasheet	E32/16/9	Box	Active	E	E 32 x 16 x 9	N30	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.646" (16.40mm)	1.260" (32.00mm)	0.374" (9.50mm)
T60004L2016W619 W619 VACUUMSCHMELZE	4,270	-	RFQ	Datasheet	-	Box	Active	Toroid	-	Nanocrystalline	0.701" (17.90mm)	3.9 µH	-	Ungapped	-	-	-	45.0	80.0	-	-	Epoxy	0.315" (8.00mm)	-	-
EFD15/8/5-3F4-S Ferrite Misc Ferroxcube	1,986	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 15 x 8 x 5	3F4	-	400 nH	±25%	Ungapped	720.0	-	2.27	34.0	15.0	12.2	510.0	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)
ETD39/20/13-3C90-G2000 FERRITE CORE ETD 3C90 Ferroxcube	4,121	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 39 x 20 x 13	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.780" (19.80mm)	1.575" (40.00mm)	0.504" (12.80mm)
ETD39/20/13-3C90-G2900 FERRITE CORE ETD 3C90 Ferroxcube	1,645	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 39 x 20 x 13	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.780" (19.80mm)	1.575" (40.00mm)	0.504" (12.80mm)

Ferrite Cores FAQ

What Ferrite Cores components can I source from EGOO?

You can browse available Ferrite Cores product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.

Can EGOO help with hard-to-source or obsolete Ferrite Cores parts?

Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.

Does EGOO support BOM and small-batch sourcing?

Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.

How do I request pricing and availability?

Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.