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
B64290L0742X065 FERRITE CORE TOROID 2.85UH T65 EPCOS - TDK Electronics	3,717	-	RFQ	Datasheet	TX13/7.9/6.4	Box	Active	Toroid	-	T65	0.535" (13.60mm)	2.85 µH	±30%	Ungapped	-	4700	2.08	31.17	14.96	-	466.0	Epoxy	0.281" (7.15mm)	-	-
B64290L0044X035 FERRITE CORE TOROID 3.06UH T35 EPCOS - TDK Electronics	4,302	-	RFQ	Datasheet	TX12.5/7.5/5	Box	Active	Toroid	-	T35	0.535" (13.60mm)	3.06 µH	±25%	Ungapped	-	6000	2.46	30.09	12.23	-	368.0	Epoxy	0.234" (5.95mm)	-	-
9498103002 FERRITE CORE E SET Fair-Rite Products Corp.	2,800	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	181.0	39.9	22.0	21.6	878.0	Uncoated	0.315" (8.00mm)	0.748" (19.00mm)	0.189" (4.80mm)
8995121221 FERRITE CORE EFD 95 SET Fair-Rite Products Corp.	11,505	-	RFQ	Datasheet	-	Bulk	Active	EFD	-	95	-	-	±25%	Ungapped	-	3000	259.0	28.4	11.0	10.8	311.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	-
9598100502 FERRITE CORE E SET Fair-Rite Products Corp.	3,807	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	152.0	13.6	8.93	7.6	122.0	Uncoated	-	0.368" (9.35mm)	-
8998121221 FERRITE CORE EFD SET Fair-Rite Products Corp.	2,880	-	RFQ	Datasheet	-	Bulk	Active	EFD	-	-	-	-	±25%	Ungapped	-	2400	259.0	28.4	11.0	10.8	311.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	-
9495103002 FERRITE CORE E 95 SET Fair-Rite Products Corp.	2,772	-	RFQ	Datasheet	-	Bulk	Active	E	-	95	-	-	±25%	Ungapped	-	3000	181.0	39.9	22.0	21.6	878.0	Uncoated	0.315" (8.00mm)	0.748" (19.00mm)	0.189" (4.80mm)
9578100502 FERRITE CORE E 78 SET Fair-Rite Products Corp.	1,303	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	152.0	13.6	8.93	7.6	122.0	Uncoated	-	0.368" (9.35mm)	-
9478104002 FERRITE CORE E 78 SET Fair-Rite Products Corp.	1,319	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	150.0	46.3	30.9	30.0	1430.0	Uncoated	-	-	-
9578110502 FERRITE CORE E 78 SET Fair-Rite Products Corp.	3,780	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	112.0	14.0	12.6	10.3	177.0	Uncoated	-	-	-
E20/10/5-3C94 FERRITE CORE E 3C94 Ferroxcube	3,668	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 5	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.815" (20.70mm)	0.209" (5.30mm)
9478202002 FERRITE CORE E 78 SET Fair-Rite Products Corp.	3,044	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	60.0	24.3	39.5	39.0	960.0	Uncoated	-	-	0.394" (10.00mm)
9498202002 FERRITE CORE E SET Fair-Rite Products Corp.	1,701	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	60.0	24.3	39.5	39.0	960.0	Uncoated	-	-	0.394" (10.00mm)
B66317G0160X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	1,029	-	RFQ	Datasheet	E25/13/7	Box	Active	E	E 25 x 13 x 7	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.295" (7.50mm)
9578261802 FERRITE CORE EER 78 SET Fair-Rite Products Corp.	10,742	-	RFQ	Datasheet	-	Bulk	Active	EER	-	78	-	-	±25%	Ungapped	-	2300	111.0	48.0	43.4	42.5	2083.0	Uncoated	0.366" (9.30mm)	-	0.295" (7.50mm)
4052195211 FERRITE CORE ROD 52 Fair-Rite Products Corp.	4,924	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	52	-	-	-	Ungapped	-	250	-	-	-	-	-	Uncoated	-	0.984" (25.00mm)	-
TX14/9/5-3E65 FERRITE CORE TOROID Ferroxcube	1,600	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 14 x 9 x 5	-	0.561" (14.25mm)	-	±30%	Ungapped	-	10000	2.84	35.0	12.3	-	430.0	Epoxy	0.207" (5.25mm)	-	-
TX13/7.9/6.4-3E10-M FERRITE CORE TOROID Ferroxcube	1,260	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 13 x 7.9 x 6.4	-	0.526" (13.35mm)	-	±30%	Ungapped	10000.0	-	2.21	31.2	14.1	-	442.0	Epoxy	0.275" (7.00mm)	-	-
B66317G1000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	3,581	-	RFQ	Datasheet	E25/13/7	Box	Active	E	E 25 x 13 x 7	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.295" (7.50mm)
B66300G0000X138 FERRITE CORE E T38 1PC EPCOS - TDK Electronics	7,376	-	RFQ	Datasheet	E6.3	Box	Active	E	E 6 x 3	T38	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.114" (2.90mm)	0.248" (6.30mm)	0.079" (2.00mm)

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.