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
B66317G0000X130 FERRITE CORE E N30 1PC EPCOS - TDK Electronics	1,870	-	RFQ	Datasheet	E25/13/7	Box	Active	E	E 25 x 13 x 7	N30	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.295" (7.50mm)
B66453K0000X149 FERRITE CORE I N49 EPCOS - TDK Electronics	2,408	-	RFQ	Datasheet	I18/2/10	Tray	Active	I	I 18 x 2 x 10	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.079" (2.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
B66311G0170X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	5,824	-	RFQ	Datasheet	E20/10/6	Box	Active	E	E 20 x 10 x 6	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.803" (20.40mm)	0.232" (5.90mm)
B66311G0090X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	2,515	-	RFQ	Datasheet	E20/10/6	Box	Active	E	E 20 x 10 x 6	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.803" (20.40mm)	0.232" (5.90mm)
B66317G0100X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	1,575	-	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)
B66317G0250X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	1,203	-	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)
B64290L0045X037 FERRITE CORE TOROID 4.19UH T37 EPCOS - TDK Electronics	3,777	-	RFQ	Datasheet	TX16/9.6/6.3	Box	Active	Toroid	-	T37	0.677" (17.20mm)	4.19 µH	±25%	Ungapped	-	6500	1.95	38.52	19.73	-	760.0	Epoxy	0.287" (7.30mm)	-	-
B64290L0652X087 FERRITE CORE TOROID 1.39UH N87 EPCOS - TDK Electronics	5,388	-	RFQ	Datasheet	TX17/10.7/6.8	Bulk	Active	Toroid	-	N87	0.717" (18.20mm)	1.39 µH	±25%	Ungapped	-	2200	2.0	42.0	21.04	-	884.0	Epoxy	0.307" (7.80mm)	-	-
E25/13/7-3C94 FERRITE CORE E 3C94 Ferroxcube	2,329	-	RFQ	Datasheet	-	Bulk	Active	E	E 25 x 13 x 7	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.295" (7.50mm)
5995001101 FERRITE CORE TOROID 1778NH 95 Fair-Rite Products Corp.	3,490	-	RFQ	Datasheet	HF	Bag	Active	Toroid	-	95	0.500" (12.70mm)	1778 nH	±25%	Ungapped	-	3000	0.0212	31.0	14.7	-	455.0	Uncoated	0.250" (6.35mm)	-	-
TX13/7.1/4.8-3C90 FERRITE CORE TOROID 3C90 Ferroxcube	2,496	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 13 x 7.1 x 4.8	3C90	0.510" (12.95mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.199" (5.06mm)	-	-
TX13/7.9/6.4-3E12 FERRITE CORE TOROID Ferroxcube	650	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 13 x 7.9 x 6.4	-	0.526" (13.35mm)	-	±30%	Ungapped	12000.0	-	2.21	31.2	14.1	-	442.0	Epoxy	0.275" (7.00mm)	-	-
5952020401 FERRITE CORE TOROID 52 Fair-Rite Products Corp.	385	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	52	-	-	±25%	Ungapped	-	250	-	29.0	13.0	-	378.0	Uncoated	0.188" (4.78mm)	-	-
EFD30/15/9-3C90 FERRITE CORE EFD 3C90 Ferroxcube	1,955	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 30 x 15 x 9	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.181" (30.00mm)	0.358" (9.10mm)
TX16/9.1/4.7-3C90 FERRITE CORE TOROID 3C90 Ferroxcube	1,327	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 16 x 9.1 x 4.7	3C90	0.635" (16.13mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.195" (4.95mm)	-	-
TX16/9.1/4.7-3C94 FERRITE CORE TOROID 3C94 Ferroxcube	2,339	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 16 x 9.1 x 4.7	3C94	0.635" (16.13mm)	-	±20%	Ungapped	-	2300	2.53	37.2	14.7	-	548.0	Epoxy	0.195" (4.95mm)	-	-
ETD34/17/11-3C96 FERRITE CORE ETD 3C96 Ferroxcube	2,401	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 34 x 17 x 11	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.681" (17.30mm)	1.378" (35.00mm)	0.437" (11.10mm)
EFD30/15/9-3F36 FERRITE CORE EFD 3F36 Ferroxcube	403	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 30 x 15 x 9	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.181" (30.00mm)	0.358" (9.10mm)
5979000301 FERRITE CORE TOROID 794NH 79 Fair-Rite Products Corp.	4,749	-	RFQ	Datasheet	HF	Bag	Active	Toroid	-	79	0.500" (12.70mm)	794 nH	±25%	Ungapped	-	1400	0.02214	29.2	13.2	-	385.0	Uncoated	0.193" (4.90mm)	-	-
B65525J0000R097 FERRITE CORE ER 1.2UH N97 2PCS EPCOS - TDK Electronics	9,560	-	RFQ	Datasheet	ER11/5	Box	Active	ER	ER 11 x 5	N97	-	1.2 µH	-20%, +30%	Ungapped	1086.0	2300	1.1	14.1	12.4	-	174.0	Uncoated	0.098" (2.50mm)	0.433" (11.00mm)	0.236" (6.00mm)

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.