Ferrite Cores

Compare the current Ferrite Cores Magnetics - Transformer, Inductor Components selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.

For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.

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
B64290L0742X037 FERRITE CORE TOROID 3.92UH T37 EPCOS - TDK Electronics	3,602	-	RFQ	Datasheet	TX12.7/7.9/7.5	Box	Active	Toroid	-	T37	0.535" (13.60mm)	3.92 µH	±25%	Ungapped	-	6500	2.08	31.17	14.96	-	466.0	Epoxy	0.281" (7.15mm)	-	-
B62152A0008X022 FERRITE CORE EPCOS - TDK Electronics	1,290	-	RFQ	Datasheet	MHB2-2.5/3.6/2.1	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B64290L0658X065 FERRITE CORE TOROID 2.3UH T65 EPCOS - TDK Electronics	4,811	-	RFQ	Datasheet	TX14/9/5	Box	Active	Toroid	-	T65	0.594" (15.10mm)	2.3 µH	±30%	Ungapped	-	5200	2.84	34.98	12.3	-	430.0	Epoxy	0.236" (6.00mm)	-	-
B64290P0630X065 FERRITE CORE TOROID T65 EPCOS - TDK Electronics	2,618	-	RFQ	Datasheet	TC6.3/3.8/4	Box	Active	Toroid	-	T65	-	-	-	Gapped	-	5200	-	-	-	-	-	Parylene	-	-	-
B64290P0723X046 FERRITE CORE TOROID 3.89UH T46 EPCOS - TDK Electronics	4,428	-	RFQ	Datasheet	TC3.94/2.24/2.3	Box	Obsolete	Toroid	-	T46	0.156" (3.96mm)	3.89 µH	±30%	Ungapped	-	15000	4.85	9.21	1.9	-	17.5	Parylene	0.091" (2.30mm)	-	-
B64290P0767X038 FERRITE CORE TOROID T38 EPCOS - TDK Electronics	1,472	-	RFQ	Datasheet	TC6.3/3.8/3.18	Box	Active	Toroid	-	T38	-	-	-	Gapped	-	10000	-	-	-	-	-	Parylene	-	-	-
B66305F0000X146 FERRITE CORE E T46 1PC EPCOS - TDK Electronics	3,117	-	RFQ	Datasheet	E13/7/4	Box	Obsolete	E	E 13 x 7 x 4	T46	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
B64290A0037X830 FERRITE CORE TOROID 1.09UH N30 EPCOS - TDK Electronics	4,669	-	RFQ	Datasheet	T6.3/3.8/2.5	Box	Active	Toroid	R 6.3 x 3.8 x 2.5	N30	0.248" (6.30mm)	1.09 µH	±25%	Ungapped	-	4300	4.97	15.21	3.06	-	46.5	Uncoated	0.098" (2.50mm)	-	-
B64290A0036X001 FERRITE CORE TOROID K1 EPCOS - TDK Electronics	3,873	-	RFQ	Datasheet	T4/2.4/1.6	Box	Active	Toroid	R 4 x 2.4 x 1.6	K1	0.157" (4.00mm)	-	±25%	Ungapped	-	-	-	-	-	-	-	Uncoated	0.063" (1.60mm)	-	-
B66219G0000X141 FERRITE CORE E 1.05UH N41 EPCOS - TDK Electronics	4,583	-	RFQ	Datasheet	E14/8/4	Box	Active	E	-	N41	-	1.05 µH	-20%, +30%	Ungapped	1830.0	2800	2.19	33.9	15.5	13.1	525.0	Uncoated	0.307" (7.80mm)	0.563" (14.30mm)	-

Ferrite Cores FAQ

How can I narrow the current Ferrite Cores selection?

Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.

Can EGOO help source hard-to-find or obsolete Ferrite Cores parts?

Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.

Can I request a quotation for a BOM or small-batch requirement?

Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.

What information should I provide when requesting a quote?

Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.