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
B65839A0100A057 FERRITE CORE EP 100NH T57 2PCS EPCOS - TDK Electronics	3,481	-	RFQ	Datasheet	EP7	Box	Active	EP	EP 7	T57	-	100 nH	±3%	Gapped	121.0	4000	1.52	15.7	10.3	8.5	162.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)
B65839A0200C057 FERRITE CORE EP 200NH T57 2PCS EPCOS - TDK Electronics	4,316	-	RFQ	Datasheet	EP7	Box	Active	EP	EP 7	T57	-	200 nH	±6%	Gapped	243.0	4000	1.52	15.7	10.3	8.5	162.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)
B65839A0250E057 FERRITE CORE EP 250NH T57 2PCS EPCOS - TDK Electronics	2,140	-	RFQ	Datasheet	EP7	Box	Active	EP	EP 7	T57	-	250 nH	±7%	Gapped	303.0	4000	1.52	15.7	10.3	8.5	162.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)
B65839A0063A057 FERRITE CORE EP 63NH T57 2PCS EPCOS - TDK Electronics	4,750	-	RFQ	Datasheet	EP7	Box	Active	EP	EP 7	T57	-	63 nH	±3%	Gapped	76.0	4000	1.52	15.7	10.3	8.5	162.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)
B65839A0059A057 EP7 T57 59 +3% -3 EPCOS - TDK Electronics	4,331	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B66319G0180X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	2,126	-	RFQ	Datasheet	E30/15/7	Box	Active	E	E 30 x 15 x 7	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.598" (15.20mm)	1.181" (30.00mm)	0.287" (7.30mm)
B66319G0200X187 FERRITE CORE E N87 EPCOS - TDK Electronics	1,875	-	RFQ	Datasheet	E30/15/7	Box	Active	E	E 30 x 15 x 7	N87	-	-	-	Gapped	-	2200	1.12	67.0	60.0	49.0	4000.0	Uncoated	0.598" (15.20mm)	1.181" (30.00mm)	0.287" (7.30mm)
B65924A0000X033 FERRITE CORE EPCOS - TDK Electronics	2,858	-	RFQ	Datasheet	PS8.6/3.3	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B66302G0000X149 FERRITE CORE E N49 EPCOS - TDK Electronics	3,772	-	RFQ	Datasheet	E8.8/4/2	Box	Active	E	E 8 x 8	N49	-	-	-20%, +30%	Ungapped	760.0	1500	3.1	15.5	5.0	3.6	78.0	Uncoated	0.161" (4.10mm)	0.354" (9.00mm)	0.079" (2.00mm)
B65935E0000X033 FERRITE CORE PS M33 EPCOS - TDK Electronics	3,461	-	RFQ	Datasheet	PS9.4/3.5	Box	Active	PS	PS 9 x 3.5	M33	-	-	-	-	-	750	-	-	-	-	-	Uncoated	0.138" (3.50mm)	-	-

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.