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
B66367G3000X187 FERRITE CORE ETD N87 EPCOS - TDK Electronics	1,458	-	RFQ	Datasheet	ETD49/25/16	Box	Active	ETD	ETD 49 x 25 x 16	N87	-	-	-	Gapped	-	2200	0.54	114.0	211.0	209.0	24100.0	Uncoated	0.980" (24.90mm)	1.909" (48.50mm)	0.657" (16.70mm)
B66365G0000X195 FERRITE CORE ETD N95 1PC EPCOS - TDK Electronics	1,973	-	RFQ	Datasheet	ETD44/22/15	Box	Active	ETD	ETD 44 x 22 x 15	N95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.886" (22.50mm)	1.724" (43.80mm)	0.598" (15.20mm)
B65811F0100A033 FERRITE CORE RM EPCOS - TDK Electronics	2,860	-	RFQ	Datasheet	RM8	Box	Active	RM	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	-	-	-
B65661D0000R033 FERRITE CORE 1.6UH M33 EPCOS - TDK Electronics	3,140	-	RFQ	Datasheet	P22/13	Box	Active	-	P 22 x 13	M33	0.866" (22.00mm)	1.6 µH	-20%, +30%	Ungapped	640.0	750	0.5	31.6	63.0	-	1990.0	Uncoated	0.268" (6.80mm)	-	-
B65813J0000R092 FERRITE CORE RM N92 EPCOS - TDK Electronics	3,309	-	RFQ	Datasheet	RM10	Box	Active	RM	RM 10	N92	-	-	-	-	-	1500	0.45	44.0	98.0	90.0	4310.0	Uncoated	0.368" (9.35mm)	1.122" (28.50mm)	0.531" (13.50mm)
B65805N0025A001 FERRITE CORE RM 25NH K1 2PCS EPCOS - TDK Electronics	3,137	-	RFQ	Datasheet	RM5	Box	Active	RM	RM 5	K1	-	25 nH	±3%	Gapped	19.9	80	1.0	20.8	20.8	-	433.0	Uncoated	0.207" (5.25mm)	0.575" (14.60mm)	0.268" (6.80mm)
B67410A0131X087 QU50/20/10 N87 EPCOS - TDK Electronics	2,807	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B64290A0828X087 R40/24/16 N87 RINGKERN EPCOS - TDK Electronics	4,114	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B65661D0000R041 FERRITE CORE N41 EPCOS - TDK Electronics	1,532	-	RFQ	Datasheet	P22/13	Box	Active	-	P 22 x 13	N41	0.866" (22.00mm)	-	-	-	-	2800	0.5	31.6	63.0	-	1990.0	Uncoated	0.268" (6.80mm)	-	-
B65803A0016A001 FERRITE CORE RM 16NH K1 2PCS EPCOS - TDK Electronics	2,395	-	RFQ	Datasheet	RM4	Box	Active	RM	RM 4	K1	-	16 nH	±3%	Gapped	24.2	80	1.9	21.0	11.0	-	231.0	Uncoated	0.207" (5.25mm)	0.433" (11.00mm)	0.181" (4.60mm)

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.