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
B66314G0000X130 FERRITE CORE E N30 1PC EPCOS - TDK Electronics	1,236	-	RFQ	Datasheet	E21/9/5	Box	Active	E	E 21 x 9 x 5	N30	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.343" (8.70mm)	0.831" (21.10mm)	0.197" (5.00mm)
B64290L0743X065 FERRITE CORE TOROID 2.8UH T65 EPCOS - TDK Electronics	2,801	-	RFQ	Datasheet	TX16/9/5	Bulk	Active	Toroid	-	T65	0.661" (16.80mm)	2.8 µH	±30%	Ungapped	-	5200	2.33	36.75	15.78	-	580.0	Epoxy	0.215" (5.45mm)	-	-
E14/3.5/5/R-3C90-G2000 FERRITE CORE E 3C90 Ferroxcube	1,296	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
E14/3.5/5/R-3C96-A100-P FERRITE CORE E 3C96 Ferroxcube	1,078	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
E14/3.5/5/R-3C96-A63-P FERRITE CORE E 3C96 Ferroxcube	4,502	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
E14/3.5/5/R-3F4-A63-P Ferrite Misc Ferroxcube	2,278	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3F4	-	63 nH	±3%	Gapped	58.0	-	1.15	16.4	14.2	10.9	230.0	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
E14/3.5/5/R-3F4-A100-P Ferrite Misc Ferroxcube	4,884	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3F4	-	100 nH	±5%	Gapped	92.0	-	1.15	16.4	14.2	10.9	230.0	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
PLT18/10/2/S-3E6 Ferrite Misc Ferroxcube	4,586	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 18 x 10 x 2	3E6	-	-	-	Ungapped	-	-	0.498	20.3	39.5	35.9	830.0	Uncoated	0.094" (2.40mm)	0.709" (18.00mm)	0.394" (10.00mm)
0J42212TC TOROID UNCOATED Magnetics, a division of Spang & Co.	3,278	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.870" (22.10mm)	6.04 µH	±20%	Ungapped	-	5000	-	54.1	52.3	-	2834.0	Uncoated	0.500" (12.70mm)	-	-
B66311G0050X187 E20/10/6 N87 GAP 0.05 EPCOS - TDK Electronics	1,632	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E18/4/10-3C92 FERRITE CORE E 3C92 Ferroxcube	1,325	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
E18/4/10-3C94-A250-E Ferrite Misc Ferroxcube	4,733	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3C94	-	250 nH	±5%	Gapped	123.0	-	-	24.3	-	-	960.0	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
E18/4/10-3C94-A315-E Ferrite Misc Ferroxcube	2,690	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3C94	-	315 nH	±8%	Gapped	-	-	-	24.3	-	-	960.0	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
E18/4/10-3C94-A100-E Ferrite Misc Ferroxcube	2,251	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3C94	-	100 nH	±3%	Gapped	49.0	-	-	24.3	-	-	960.0	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
B66379F0000X146 FERRITE CORE E T46 1PC EPCOS - TDK Electronics	2,183	-	RFQ	Datasheet	E19/8/5	Box	Obsolete	E	E 19 x 8 x 5	T46	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.315" (8.00mm)	0.748" (19.00mm)	0.189" (4.80mm)
MHB2-14/8.5/8-4B1 Ferrite Misc Ferroxcube	3,165	-	RFQ	Datasheet	-	Bulk	Active	Multi-Hole (2)	MHB 14 x 8.5 x 8	4B1	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.551" (14.00mm)	0.315" (8.00mm)	0.335" (8.50mm)
B66379G0000X130 FERRITE CORE E N30 1PC EPCOS - TDK Electronics	4,278	-	RFQ	Datasheet	E19/8/5	Box	Active	E	E 19 x 8 x 5	N30	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.315" (8.00mm)	0.748" (19.00mm)	0.189" (4.80mm)
0T42523EC EFD CORE Magnetics, a division of Spang & Co.	2,893	-	RFQ	Datasheet	-	Bulk	Active	EFD	-	T	-	2.66 µH	±25%	Ungapped	-	3000	-	57.0	58.0	55.0	3300.0	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
E14/3.5/5/R-3F3 Ferrite Misc Ferroxcube	4,631	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3F3	-	-	-	Gapped	-	-	1.15	16.4	14.2	10.9	230.0	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
E14/3.5/5/R-3C95-A100-P FERRITE CORE E 3C95 Ferroxcube	1,479	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)

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.