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
0R42214EC E-CORE Magnetics, a division of Spang & Co.	4,413	-	RFQ	Datasheet	-	Bulk	Active	Planar E	-	R	-	4.6 µH	±25%	Ungapped	-	2300	-	32.5	78.3	77.9	2540.0	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
B64290A0037X001 FERRITE CORE TOROID 20NH K1 EPCOS - TDK Electronics	2,943	-	RFQ	Datasheet	T6.3/3.8/2.5	Box	Active	Toroid	R 6.3 x 3.8 x 2.5	K1	0.248" (6.30mm)	20 nH	±25%	Ungapped	-	80	4.97	15.21	3.06	-	46.5	Uncoated	0.098" (2.50mm)	-	-
ER9.5/2.5/5-3F3-S Ferrite Misc Ferroxcube	4,475	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 9.5 x 2.5 x 5	3F3	-	850 nH	±25%	Ungapped	1130.0	-	1.67	14.2	8.47	7.6	120.0	Uncoated	0.096" (2.45mm)	0.374" (9.50mm)	0.197" (5.00mm)
EFD25/13/9-3C90-A160 FERRITE CORE EFD 3C90 Ferroxcube	4,548	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3C90-A315 FERRITE CORE EFD 3C90 Ferroxcube	4,316	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3C90-A630 FERRITE CORE EFD 3C90 Ferroxcube	2,936	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3C94-A160 Ferrite Misc Ferroxcube	4,733	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C94	-	160 nH	±3%	Gapped	125.0	-	1.0	57.0	58.0	55.0	3300.0	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3C94-A250 Ferrite Misc Ferroxcube	1,857	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C94	-	250 nH	±3%	Gapped	196.0	-	1.0	57.0	58.0	55.0	3300.0	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3C94-A315 Ferrite Misc Ferroxcube	2,086	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C94	-	315 nH	±5%	Gapped	246.0	-	1.0	57.0	58.0	55.0	3300.0	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
PLT20/14/2/S-3C94 Ferrite Misc Ferroxcube	3,858	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 20 x 14 x 2	3C94	-	-	-	Ungapped	-	-	0.42	25.1	59.8	55.0	1500.0	Uncoated	0.091" (2.30mm)	0.787" (20.00mm)	0.551" (14.00mm)
28N0525-600 FERRITE CORE 2 HOLE 28 Laird-Signal Integrity Products	4,033	-	RFQ	Datasheet	-	Bulk	Active	Multi-Hole (2)	-	28	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.122" (3.10mm)	0.277" (7.04mm)	0.160" (4.06mm)
CPVS-RM6S-1S-8P-B-C Ferrite Misc Ferroxcube	3,590	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
YW41206TC TOROID-PARYLENE COATED Magnetics, a division of Spang & Co.	4,853	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.518" (13.16mm)	11.28 µH	±30%	Ungapped	-	10000	-	25.0	22.0	-	550.0	Parylene	0.264" (6.71mm)	-	-
E18/4/10/R-3F4 Ferrite Misc Ferroxcube	4,496	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3F4	-	1.8 µH	±25%	Ungapped	740.0	-	0.498	20.3	35.9	35.9	830.0	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
E18/4/10/R-3C96 FERRITE CORE E 3C96 Ferroxcube	2,920	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
E30/15/7-3C92-G500 FERRITE CORE E 3C92 Ferroxcube	4,115	-	RFQ	Datasheet	-	Bulk	Active	E	E 30 x 15 x 7	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.213" (30.80mm)	0.287" (7.30mm)
ETD29/16/10-3C95-G200 FERRITE CORE ETD 3C95 Ferroxcube	2,813	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 29 x 16 x 10	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.622" (15.80mm)	1.205" (30.60mm)	0.386" (9.80mm)
PLT22/16/2.5-3C92 FERRITE CORE PLT 3C92 Ferroxcube	4,721	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 22 x 16 x 2.5	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
TC9.5/4.8/3.2-4C65 Ferrite Misc Ferroxcube	2,166	-	RFQ	Datasheet	-	Bulk	Active	Toroid	Toroid 9.5 x 4.8 x 3.2	4C65	0.375" (9.53mm)	-	-	Ungapped	-	-	2.98	20.7	6.95	-	144.0	Parylene	0.132" (3.35mm)	-	-
B65857C0000R087 FERRITE CORE EPX N87 EPCOS - TDK Electronics	3,669	-	RFQ	Datasheet	EPX9/9	Box	Active	EPX	EPX 7 x 9	N87	-	-	-	-	-	2200	0.91	15.7	17.2	13.9	270.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.354" (9.00mm)

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.