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
3067990871 FERRITE CORE ROD 67 Fair-Rite Products Corp.	8,483	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	67	0.118" (3.00mm)	-	-	Ungapped	20.0	40	-	-	7.07	-	-	Uncoated	-	0.984" (25.00mm)	-
B64290L0038X049 FERRITE CORE TOROID 610NH N49 EPCOS - TDK Electronics	7,019	-	RFQ	Datasheet	TX10/6/4	Box	Active	Toroid	-	N49	0.425" (10.80mm)	610 nH	±25%	Ungapped	-	1500	3.07	24.07	7.83	-	188.0	Epoxy	0.187" (4.75mm)	-	-
B62152P0008X030 FERRITE CORE 2 HOLE 3.1UH N30 EPCOS - TDK Electronics	10,221	-	RFQ	Datasheet	MHB2/P-3.6/2.1/2.5	Box	Active	Multi-Hole (2)	-	N30	-	3.1 µH	±30%	Ungapped	-	4300	1.78	3.7	2.1	-	7.8	Parylene	0.100" (2.54mm)	0.144" (3.65mm)	0.085" (2.15mm)
B64290L0658X087 FERRITE CORE TOROID 970NH N87 EPCOS - TDK Electronics	3,791	-	RFQ	Datasheet	TX14/9/5	Box	Active	Toroid	-	N87	0.594" (15.10mm)	970 nH	±25%	Ungapped	-	2200	2.84	34.98	12.3	-	430.0	Epoxy	0.236" (6.00mm)	-	-
3061990861 FERRITE CORE ROD 61 Fair-Rite Products Corp.	2,708	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	61	0.098" (2.50mm)	-	-	Ungapped	27.0	125	-	-	4.91	-	-	Uncoated	-	0.787" (20.00mm)	-
B64290L0742X087 FERRITE CORE TOROID 1.33UH N87 EPCOS - TDK Electronics	2,685	-	RFQ	Datasheet	TX13/7.9/6.4	Bulk	Active	Toroid	-	N87	0.535" (13.60mm)	1.33 µH	±25%	Ungapped	-	2200	2.08	31.17	14.96	-	466.0	Epoxy	0.281" (7.15mm)	-	-
5995000301 FERRITE CORE TOROID 1707NH 95 Fair-Rite Products Corp.	4,406	-	RFQ	Datasheet	HF	Bag	Active	Toroid	-	95	0.500" (12.70mm)	1707 nH	±25%	Ungapped	-	3000	0.02209	29.7	13.4	-	398.0	Uncoated	0.193" (4.90mm)	-	-
3061990871 FERRITE CORE ROD 61 Fair-Rite Products Corp.	3,118	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	61	0.118" (3.00mm)	-	-	Ungapped	29.0	125	-	-	7.07	-	-	Uncoated	-	0.984" (25.00mm)	-
B64290L0044X038 FERRITE CORE TOROID 5.11UH T38 EPCOS - TDK Electronics	5,176	-	RFQ	Datasheet	TX12.5/7.5/5	Bulk	Active	Toroid	-	T38	0.535" (13.60mm)	5.11 µH	±30%	Ungapped	-	10000	2.46	30.09	12.23	-	368.0	Epoxy	0.234" (5.95mm)	-	-
B66413G0000X197 FERRITE CORE EFD N97 1PC EPCOS - TDK Electronics	3,859	-	RFQ	Datasheet	EFD15/8/5	Box	Active	EFD	EFD 15 x 8 x 5	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)
B66305G0130X187 FERRITE CORE E 112NH N87 EPCOS - TDK Electronics	3,571	-	RFQ	Datasheet	E13/7/4	Box	Active	E	E 13 x 7 x 4	N87	-	112 nH	-	Gapped	215.0	2200	2.39	29.6	12.4	12.2	367.0	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
3067990861 FERRITE CORE ROD 67 Fair-Rite Products Corp.	6,353	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	67	0.098" (2.50mm)	-	-	Ungapped	19.0	40	-	-	4.91	-	-	Uncoated	-	0.787" (20.00mm)	-
B64290P0037X038 FERRITE CORE TOROID 2.53UH T38 EPCOS - TDK Electronics	7,391	-	RFQ	Datasheet	TC6.3/3.8/2.5	Bulk	Active	Toroid	-	T38	0.249" (6.32mm)	2.53 µH	±30%	Ungapped	-	10000	4.97	15.21	3.06	-	46.5	Parylene	0.099" (2.52mm)	-	-
5967000201 FERRITE CORE TOROID 67 Fair-Rite Products Corp.	7,891	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	67	0.375" (9.53mm)	-	-	Ungapped	-	40	-	20.7	7.2	-	150.0	Uncoated	0.125" (3.18mm)	-	-
E20/10/6-3C94 FERRITE CORE E 3C94 Ferroxcube	10,671	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 6	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.402" (10.20mm)	0.787" (20.00mm)	0.232" (5.90mm)
5943005101 FERRITE CORE TOROID 43 Fair-Rite Products Corp.	11,149	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	43	0.630" (16.00mm)	-	±20%	Ungapped	-	800	-	38.5	14.5	-	560.0	Uncoated	-	-	-
YW41003TC FERRITE CORE TOROID 4.392UH W Magnetics, a division of Spang & Co.	10,074	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.375" (9.53mm)	4.392 µH	±30%	Ungapped	-	10000	-	20.7	7.3	-	151.0	Parylene	0.125" (3.18mm)	-	-
B66311G0000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	4,870	-	RFQ	Datasheet	E20/10/6	Box	Active	E	E 20 x 10 x 6	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.803" (20.40mm)	0.232" (5.90mm)
5961001121 FERRITE CORE TOROID 75NH 61 Fair-Rite Products Corp.	2,896	-	RFQ	Datasheet	-	Box	Active	Toroid	-	61	0.530" (13.45mm)	75 nH	±25%	Ungapped	-	125	2.08	31.2	15.0	-	470.0	Plastic	0.280" (7.11mm)	-	-
3078990881 FERRITE CORE ROD 78 Fair-Rite Products Corp.	2,678	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	78	0.157" (4.00mm)	-	-	Ungapped	31.0	2300	-	-	12.6	-	-	Uncoated	-	1.181" (30.00mm)	-

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.