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
5961000811 FERRITE CORE TOROID 15NH 61 Fair-Rite Products Corp.	5,902	-	RFQ	Datasheet	-	Box	Active	Toroid	-	61	-	15 nH	-	Ungapped	-	125	876.0	9.2	1.1	-	9.7	Parylene	-	-	-
B64290L0038X027 FERRITE CORE TOROID N27 EPCOS - TDK Electronics	1,425	-	RFQ	Datasheet	TX10/6/4	Box	Active	Toroid	-	N27	-	-	-	Gapped	-	2000	3.07	24.07	7.83	-	188.0	Epoxy	0.157" (4.00mm)	0.394" (10.00mm)	0.236" (6.00mm)
5952020201 FERRITE CORE TOROID 52 Fair-Rite Products Corp.	1,677	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	52	-	-	±25%	Ungapped	-	250	-	12.8	2.0	-	25.6	Uncoated	0.060" (1.52mm)	-	-
3078990861 FERRITE CORE ROD 78 Fair-Rite Products Corp.	1,274	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	78	-	-	-	Ungapped	34.0	2300	-	-	4.91	-	-	Uncoated	-	-	-
5979000201 FERRITE CORE TOROID 626NH 79 Fair-Rite Products Corp.	13,731	-	RFQ	Datasheet	HF	Bag	Active	Toroid	-	79	0.374" (9.50mm)	626 nH	±25%	Ungapped	-	1400	2.85	20.7	7.2	-	150.0	Uncoated	0.126" (3.20mm)	-	-
AB2.8X4.5DY FERRITE CORE ROD Toshiba Semiconductor and Storage	2,824	-	RFQ	Datasheet	AB	Bag	Active	Rod	-	-	0.157" (4.00mm)	-	-	Ungapped	-	-	-	-	-	-	-	Coated	0.224" (5.70mm)	-	-
B62152A0008X030 FERRITE CORE 2 HOLE 3.1UH N30 EPCOS - TDK Electronics	39,698	-	RFQ	Datasheet	MHB2-2.5/3.6/2.1	Box	Active	Multi-Hole (2)	-	N30	-	3.1 µH	±30%	Ungapped	-	4300	1.78	3.7	2.1	-	7.8	Uncoated	0.098" (2.50mm)	0.142" (3.60mm)	0.083" (2.10mm)
E19/8/5-3C94 FERRITE CORE E 3C94 Ferroxcube	86,942	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.185" (4.70mm)
B64290L0044X027 FERRITE CORE TOROID 1.02UH N27 EPCOS - TDK Electronics	11,943	-	RFQ	Datasheet	TX12.5/7.5/5	Box	Active	Toroid	-	N27	0.535" (13.60mm)	1.02 µH	±25%	Ungapped	-	2000	2.46	30.09	12.23	-	368.0	Epoxy	0.234" (5.95mm)	-	-
B66305G0000X130 FERRITE CORE E N30 1PC EPCOS - TDK Electronics	10,334	-	RFQ	Datasheet	E13/7/4	Box	Active	E	E 13 x 7 x 4	N30	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
E13/6/6-3C94 FERRITE CORE E 3C94 Ferroxcube	1,169	-	RFQ	Datasheet	-	Bulk	Active	E	E 13 x 6 x 6	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.500" (12.70mm)	0.252" (6.40mm)
B64290L0658X830 FERRITE CORE TOROID 1.9UH N30 EPCOS - TDK Electronics	4,440	-	RFQ	Datasheet	TX14/9/5	Box	Active	Toroid	-	N30	0.594" (15.10mm)	1.9 µH	±25%	Ungapped	-	4300	2.84	34.98	12.3	-	430.0	Epoxy	0.236" (6.00mm)	-	-
4077172011 FERRITE CORE ROD 77 Fair-Rite Products Corp.	3,898	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	77	-	-	-	Ungapped	-	2000	-	-	-	-	-	Uncoated	-	-	-
B66300G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	15,000	-	RFQ	Datasheet	E6.3	Box	Active	E	E 6 x 3	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.114" (2.90mm)	0.248" (6.30mm)	0.079" (2.00mm)
B64290L0062X065 FERRITE CORE TOROID 2.05UH T65 EPCOS - TDK Electronics	3,990	-	RFQ	Datasheet	TX9.5/4.8/3.2	Box	Active	Toroid	-	T65	0.413" (10.50mm)	2.05 µH	±30%	Ungapped	-	4600	2.85	20.72	7.28	-	151.0	Epoxy	0.161" (4.10mm)	-	-
B66311G0500X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	2,785	-	RFQ	Datasheet	E20/10/6	Box	Active	E	E 20 x 10 x 6	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.803" (20.40mm)	0.232" (5.90mm)
7878400121 FERRITE CORE E 78 SET Fair-Rite Products Corp.	1,455	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	109.0	16.6	15.2	15.0	252.0	Uncoated	-	0.551" (14.00mm)	0.197" (5.00mm)
TX14/9/5-3C94 FERRITE CORE TOROID 3C94 Ferroxcube	2,880	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 14 x 9 x 5	3C94	0.561" (14.25mm)	-	±30%	Ungapped	-	-	2.84	35.0	12.3	-	430.0	Epoxy	0.207" (5.25mm)	-	-
B66307G0000X130 FERRITE CORE E N30 1PC EPCOS - TDK Electronics	1,151	-	RFQ	Datasheet	E16/8/5	Box	Active	E	E 16 x 8 x 5	N30	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
B66417G0000X149 FERRITE CORE EFD N49 1PC EPCOS - TDK Electronics	2,274	-	RFQ	Datasheet	EFD20/10/7	Box	Active	EFD	EFD 20 x 10 x 7	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.787" (20.00mm)	0.262" (6.65mm)

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.