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
B66480G0000X149 FERRITE CORE ER N49 1PC EPCOS - TDK Electronics	18,824	-	RFQ	Datasheet	ER18/3/10	Box	Active	ER	ER 18 x 3 x 10	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.124" (3.15mm)	0.709" (18.00mm)	0.382" (9.70mm)
B66479G0000X197 FERRITE CORE EQ N97 1PC EPCOS - TDK Electronics	3,035	-	RFQ	Datasheet	EQ13/9/3	Box	Active	EQ	EQ 13 x 3	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.112" (2.85mm)	0.504" (12.80mm)	0.343" (8.70mm)
B66285K0000X149 FERRITE CORE I N49 EPCOS - TDK Electronics	227	-	RFQ	Datasheet	I22/2.5/16	Tray	Active	I	I 22 x 2.5 x 16	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.098" (2.50mm)	0.858" (21.80mm)	0.622" (15.80mm)
B65807J0400A087 FERRITE CORE RM N87 EPCOS - TDK Electronics	1,645	-	RFQ	Datasheet	RM6	Cut Tape (CT)	Active	RM	RM 6	N87	-	-	-	Gapped	-	2200	0.78	28.6	36.6	31.0	1050.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
B64290L0618X037 FERRITE CORE TOROID 6.97UH T37 EPCOS - TDK Electronics	2,448	-	RFQ	Datasheet	TX25.3/14.8/10	Bulk	Active	Toroid	-	T37	1.047" (26.60mm)	6.97 µH	±25%	Ungapped	-	6500	1.17	60.07	51.26	-	3079.0	Epoxy	0.433" (11.00mm)	-	-
B65491C0000Y030 FERRITE CORE P 500NH N30 2PCS EPCOS - TDK Electronics	249	-	RFQ	Datasheet	P3.3/2.6	Box	Active	P (Pot Core)	P 3.3 x 2.6	N30	0.132" (3.35mm)	500 nH	-30%, +40%	Ungapped	1480.0	4300	3.72	5.1	1.37	-	7.0	Uncoated	0.051" (1.29mm)	-	-
B65819J0000R030 FERRITE CORE RM 5UH N30 2PCS EPCOS - TDK Electronics	244	-	RFQ	Datasheet	RM7	Box	Active	RM	RM 7	N30	-	5 µH	-20%, +30%	Ungapped	2810.0	4300	0.7	30.4	43.0	39.0	1310.0	Uncoated	0.265" (6.75mm)	0.799" (20.30mm)	-
B66285K0000X197 FERRITE CORE I N97 EPCOS - TDK Electronics	864	-	RFQ	Datasheet	I22/2.5/16	Tray	Active	I	I 22 x 2.5 x 16	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.098" (2.50mm)	0.858" (21.80mm)	0.622" (15.80mm)
B66389G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	1,633	-	RFQ	Datasheet	E36/18/11	Box	Active	E	E 36 x 18 x 11	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.709" (18.00mm)	1.417" (36.00mm)	0.453" (11.50mm)
B66482G0000X197 FERRITE CORE ER N97 1PC EPCOS - TDK Electronics	1,193	-	RFQ	Datasheet	ER23/5/13	Box	Active	ER	ER 23 x 5 x 13	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.201" (5.10mm)	0.913" (23.20mm)	0.492" (12.50mm)

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.

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

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