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
0078097A7S01 X FLUX HDCB 019 PERM BROWN 102 S Magnetics, a division of Spang & Co.	1,899	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0078096A7 X FLUX 090 PERM BROWN 102 SIZE Magnetics, a division of Spang & Co.	4,901	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	4.000" (101.60mm)	167 nH	±8%	Ungapped	-	90	-	243.0	358.0	-	86900.0	Uncoated	0.650" (16.51mm)	-	-
00K114LE040 KOOL MU 114L E-CORE Magnetics, a division of Spang & Co.	1,808	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mµ	-	335 nH	±8%	Ungapped	-	40	-	215.0	1220.0	-	262000.0	Uncoated	1.818" (46.18mm)	4.500" (114.30mm)	1.376" (34.94mm)
00K114LE014 KOOL MU 114 L E-CORE Magnetics, a division of Spang & Co.	1,337	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	161 nH	±8%	Ungapped	-	14	-	215.0	1220.0	-	262000.0	Uncoated	1.818" (46.18mm)	4.500" (114.30mm)	1.376" (34.94mm)
0078744A7 X FLUX 019 PERM BROWN 740 SIZE Magnetics, a division of Spang & Co.	4,264	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.917" (74.09mm)	64 nH	±8%	Ungapped	-	19	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0078100A7 X FLUX 040 PERM BROWN 102 SIZE Magnetics, a division of Spang & Co.	4,309	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	4.000" (101.60mm)	74 nH	±8%	Ungapped	-	40	-	243.0	358.0	-	86900.0	Uncoated	0.650" (16.51mm)	-	-
0078738A7 X FLUX 075 PERM BROWN 740 SIZE Magnetics, a division of Spang & Co.	3,754	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.917" (74.09mm)	255 nH	±8%	Ungapped	-	75	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0078739A7 X FLUX 090 PERM BROWN 740 SIZE Magnetics, a division of Spang & Co.	4,843	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.917" (74.09mm)	306 nH	±8%	Ungapped	-	90	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0078159A7 X FLUX 075 PERM BROWN 102 SIZE Magnetics, a division of Spang & Co.	3,955	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	4.000" (101.60mm)	139 nH	±8%	Ungapped	-	75	-	243.0	358.0	-	86900.0	Uncoated	0.650" (16.51mm)	-	-
0078735A7S01 X FLUX HDCB 026 PERM BROWN 740 S Magnetics, a division of Spang & Co.	4,247	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFLUX HIGH DCB	2.917" (74.09mm)	88 nH	±8%	Ungapped	-	26	-	183.8	498.0	-	91600.0	Uncoated	1.378" (35.00mm)	-	-

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.

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