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
TX14/9/5-3E5 Ferrite Misc Ferroxcube	3,088	-	RFQ	Datasheet	TX14/9/5	Bulk	Active	Toroid	TX 14 x 9 x 5	3E5	0.577" (14.65mm)	-	-	Ungapped	-	-	2.84	35.0	12.3	-	430.0	Epoxy	0.219" (5.55mm)	-	-
E20/10/6-3F36-G100 FERRITE CORE E 3F36 Ferroxcube	3,776	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 6	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.402" (10.20mm)	0.787" (20.00mm)	0.232" (5.90mm)
E20/10/6-3F36-G200 FERRITE CORE E 3F36 Ferroxcube	4,619	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 6	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.402" (10.20mm)	0.787" (20.00mm)	0.232" (5.90mm)
0F40907TC TOROID UNCOATED Magnetics, a division of Spang & Co.	2,765	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	0.375" (9.53mm)	2.26 µH	±20%	Ungapped	-	3000	-	22.7	13.7	-	310.0	Uncoated	0.280" (7.11mm)	-	-
E25/10/6-3C90-G500 FERRITE CORE E 3C90 Ferroxcube	2,968	-	RFQ	Datasheet	-	Bulk	Active	E	E 25 x 10 x 6	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.380" (9.65mm)	1.000" (25.40mm)	0.250" (6.35mm)
E25/10/6-3C96 FERRITE CORE E 3C96 Ferroxcube	1,545	-	RFQ	Datasheet	-	Bulk	Active	E	E 25 x 10 x 6	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.380" (9.65mm)	1.000" (25.40mm)	0.250" (6.35mm)
E25/10/6-3E27 Ferrite Misc Ferroxcube	1,821	-	RFQ	Datasheet	-	Bulk	Active	E	E 25 x 10 x 6	3E27	-	3.2 µH	±25%	Ungapped	-	-	1.24	49.0	39.5	37.0	1930.0	Uncoated	0.380" (9.65mm)	1.000" (25.40mm)	0.250" (6.35mm)
E20/10/5-3C92-G100 FERRITE CORE E 3C92 Ferroxcube	3,470	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 5	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.815" (20.70mm)	0.209" (5.30mm)
E20/10/5-3C92-G200 FERRITE CORE E 3C92 Ferroxcube	2,890	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 5	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.815" (20.70mm)	0.209" (5.30mm)
B64290L0644X035 FERRITE CORE TOROID 2.83UH T35 EPCOS - TDK Electronics	3,038	-	RFQ	Datasheet	TX13.3/8.3/5	Box	Active	Toroid	-	T35	0.567" (14.40mm)	2.83 µH	±25%	Ungapped	-	6000	2.67	32.7	12.27	-	401.0	Epoxy	0.234" (5.95mm)	-	-
E19/8/9-3C92 FERRITE CORE E 3C92 Ferroxcube	1,522	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 9	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.317" (8.05mm)	0.750" (19.05mm)	0.343" (8.70mm)
CL41805IC PI CS CORE Magnetics, a division of Spang & Co.	1,496	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	L	-	1.8 µH	±25%	Ungapped	-	900	-	20.3	39.5	35.9	830.0	Uncoated	0.094" (2.40mm)	0.709" (18.00mm)	0.394" (10.00mm)
ROD6/40-3C90-D FERRITE CORE ROD 3C90 Ferroxcube	1,914	-	RFQ	Datasheet	-	Bulk	Active	ROD	ROD 6 x 40	3C90	0.236" (6.00mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	-	1.575" (40.00mm)	-
0W41303TC TOROID UNCOATED Magnetics, a division of Spang & Co.	4,084	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.500" (12.70mm)	2.976 µH	-	Ungapped	-	10000	-	31.7	7.1	-	226.0	Uncoated	0.125" (3.18mm)	-	-
B64290L0643X035 FERRITE CORE TOROID T35 EPCOS - TDK Electronics	1,678	-	RFQ	Datasheet	TX12.5/7.5/4.1	Box	Active	Toroid	-	T35	-	-	-	Gapped	-	6000	-	-	-	-	-	Epoxy	-	-	-
B64290P0676X830 FERRITE CORE TOROID N30 EPCOS - TDK Electronics	3,139	-	RFQ	Datasheet	TC6.3/3.8/5	Box	Active	Toroid	-	N30	-	-	-	Gapped	-	4300	-	-	-	-	-	Parylene	-	-	-
0W41808EC E-SHAPE CORE Magnetics, a division of Spang & Co.	1,661	-	RFQ	Datasheet	-	Bulk	Active	E	-	W	-	4.293 µH	-	Ungapped	-	10000	-	39.9	22.6	22.1	900.0	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.187" (4.75mm)
B64290L0044X037 FERRITE CORE TOROID 3.32UH T37 EPCOS - TDK Electronics	1,889	-	RFQ	Datasheet	TX12.5/7.5/5	Box	Active	Toroid	-	T37	0.535" (13.60mm)	3.32 µH	±25%	Ungapped	-	6500	2.46	30.09	12.23	-	368.0	Epoxy	0.234" (5.95mm)	-	-
B66393G0000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	3,462	-	RFQ	Datasheet	E16/6/5	Box	Active	E	E 16 x 6 x 5	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.228" (5.80mm)	0.630" (16.00mm)	0.185" (4.70mm)
E20/10/5-3C96-G100 FERRITE CORE E 3C96 Ferroxcube	2,642	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 5	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.815" (20.70mm)	0.209" (5.30mm)

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.