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
0078617A7 FERRITE CORE TOROID 189NH XFLUX Magnetics, a division of Spang & Co.	4,508	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.440" (61.98mm)	189 nH	±8%	Ungapped	-	60	-	144.0	360.0	-	51800.0	Coated	0.984" (25.00mm)	-	-
00X8030B026 FERRITE CORE I XFLUX Magnetics, a division of Spang & Co.	4,565	-	RFQ	Datasheet	-	Bulk	Active	I	-	XFlux	-	-	-	Ungapped	-	26	-	-	-	-	48800.0	Uncoated	1.193" (30.30mm)	3.169" (80.50mm)	0.787" (20.00mm)
0W46113TC FERRITE CORE TOROID 13.69UH W Magnetics, a division of Spang & Co.	1,365	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	2.402" (61.00mm)	13.69 µH	±30%	Ungapped	-	10000	-	145.0	157.0	-	22774.0	Uncoated	0.500" (12.70mm)	-	-
0078615A7 FERRITE CORE TOROID 82NH XFLUX Magnetics, a division of Spang & Co.	1,372	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.440" (61.98mm)	82 nH	±8%	Ungapped	-	26	-	144.0	360.0	-	51800.0	Coated	0.984" (25.00mm)	-	-
0077912A7 FERRITE CORE TOROID 57NH KOOL MU Magnetics, a division of Spang & Co.	100	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	3.063" (77.80mm)	57 nH	±8%	Ungapped	-	40	-	196.0	221.0	-	43400.0	Coated	0.625" (15.88mm)	-	-
0078912A7 FERRITE CORE TOROID 57NH XFLUX Magnetics, a division of Spang & Co.	1,408	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	3.108" (78.94mm)	57 nH	±8%	Ungapped	-	40	-	196.0	221.0	-	43400.0	Coated	0.670" (17.02mm)	-	-
0078072A7 FERRITE CORE TOROID 143NH XFLUX Magnetics, a division of Spang & Co.	3,516	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.677" (68.00mm)	143 nH	±8%	Ungapped	-	60	-	158.0	314.0	-	49700.0	Coated	0.787" (20.00mm)	-	-
00K9541B026 FERRITE CORE I KOOL MU Magnetics, a division of Spang & Co.	2,397	-	RFQ	Datasheet	-	Bulk	Active	I	-	Kool Mu	-	-	-	Ungapped	-	26	-	-	-	-	107200.0	Uncoated	1.614" (41.00mm)	3.740" (95.00mm)	1.083" (27.50mm)
0070189A7 KOOL MU ULTRA 040 PERM BLACK Magnetics, a division of Spang & Co.	4,952	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0074615A7 X FLUX ULTRA 026 PERM BROWN 620 Magnetics, a division of Spang & Co.	4,874	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	X FLUX ULTRA	2.440" (61.98mm)	82 nH	±8%	Ungapped	-	26	-	144.0	360.0	-	51800.0	Uncoated	0.984" (25.00mm)	-	-

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.

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.