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
0055111A2 MPP 026 PERM GREY 109 SIZE Magnetics, a division of Spang & Co.	1,714	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.250" (57.15mm)	33 nH	±8%	Ungapped	-	26	-	143.0	144.0	-	20700.0	Uncoated	0.550" (13.97mm)	-	-
T60006L2100V082 FERRITE CORE TOROID 16.9UH VACUUMSCHMELZE	3,170	-	RFQ	Datasheet	-	Box	Active	Toroid	-	-	4.154" (105.50mm)	16.9 µH	-	Ungapped	-	-	-	283.0	190.0	-	-	Uncoated	1.165" (29.60mm)	-	-
3067990841 FERRITE CORE ROD 67 Fair-Rite Products Corp.	4,190	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	67	0.059" (1.50mm)	-	-	Ungapped	22.0	40	-	-	1.77	-	-	Uncoated	-	0.591" (15.00mm)	-
B64290L0038X038 FERRITE CORE TOROID 4.09UH T38 EPCOS - TDK Electronics	3,590	-	RFQ	Datasheet	TX10/6/4	Bulk	Active	Toroid	-	T38	0.425" (10.80mm)	4.09 µH	±30%	Ungapped	-	10000	3.07	24.07	7.83	-	188.0	Epoxy	0.187" (4.75mm)	-	-
B64290L0038X035 FERRITE CORE TOROID 2.46UH T35 EPCOS - TDK Electronics	3,438	-	RFQ	Datasheet	TX10/6/4	Box	Active	Toroid	-	T35	0.425" (10.80mm)	2.46 µH	±25%	Ungapped	-	6000	3.07	24.07	7.83	-	188.0	Epoxy	0.187" (4.75mm)	-	-
B66305G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	1,422	-	RFQ	Datasheet	E13/7/4	Box	Active	E	E 13 x 7 x 4	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
B66307G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	3,917	-	RFQ	Datasheet	E16/8/5	Box	Active	E	E 16 x 8 x 5	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
4077276011 FERRITE CORE ROD 77 Fair-Rite Products Corp.	3,795	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	77	0.250" (6.35mm)	-	-	Ungapped	29.0	2000	-	25.0	7.07	-	-	Uncoated	-	1.000" (25.40mm)	-
B66413U0100K187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	1,709	-	RFQ	Datasheet	EFD15/8/5	Box	Active	EFD	EFD 15 x 8 x 5	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)
B66417G0000X187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	4,161	-	RFQ	Datasheet	EFD20/10/7	Box	Active	EFD	EFD 20 x 10 x 7	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.787" (20.00mm)	0.262" (6.65mm)
B66358G0000X127 FERRITE CORE ETD N27 1PC EPCOS - TDK Electronics	1,055	-	RFQ	Datasheet	ETD29/16/10	Box	Active	ETD	ETD 29 x 16 x 10	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.630" (16.00mm)	1.205" (30.60mm)	0.386" (9.80mm)
B66421U0250K187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	2,677	-	RFQ	Datasheet	EFD25/13/9	Box	Active	EFD	EFD 25 x 13 x 9	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
B66358G0000X197 FERRITE CORE ETD N97 1PC EPCOS - TDK Electronics	3,905	-	RFQ	Datasheet	ETD29/16/10	Box	Active	ETD	ETD 29 x 16 x 10	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.630" (16.00mm)	1.205" (30.60mm)	0.386" (9.80mm)
B66358G0000X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	2,492	-	RFQ	Datasheet	ETD29/16/10	Box	Active	ETD	ETD 29 x 16 x 10	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.630" (16.00mm)	1.205" (30.60mm)	0.386" (9.80mm)
4078375111 FERRITE CORE ROD 78 Fair-Rite Products Corp.	1,612	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	78	0.372" (9.45mm)	-	-	Ungapped	-	2300	-	-	-	-	-	Uncoated	-	1.500" (38.10mm)	-
EP13-3C96 FERRITE CORE EP 3C96 2PC SET Ferroxcube	3,746	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 13	3C96	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.512" (13.00mm)	0.504" (12.80mm)	0.354" (9.00mm)
EFD30/15/9-3F46 FERRITE CORE EFD 3F46 Ferroxcube	4,741	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 30 x 15 x 9	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.181" (30.00mm)	0.358" (9.10mm)
B66361G0500X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	2,254	-	RFQ	Datasheet	ETD34/17/11	Box	Active	ETD	ETD 34 x 17 x 11	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.689" (17.50mm)	1.339" (34.00mm)	0.433" (11.00mm)
4061375411 FERRITE CORE ROD 61 Fair-Rite Products Corp.	3,034	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	61	0.374" (9.50mm)	-	-	Ungapped	-	125	-	-	-	-	-	Uncoated	-	-	-
B66482K0000X187 FERRITE CORE I N87 1PC EPCOS - TDK Electronics	3,408	-	RFQ	Datasheet	I23/2/13	Box	Active	I	I 23 x 2 x 13	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.083" (2.10mm)	0.913" (23.20mm)	0.492" (12.50mm)

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.