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
0076330A7 KOOL MU HF 040 PERM BLACK 324 SI Magnetics, a division of Spang & Co.	2,023	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	1.410" (35.81mm)	38 nH	±8%	Ungapped	-	40	-	89.7	67.8	-	6080.0	Uncoated	0.412" (10.46mm)	-	-
0079076A7 KOOL MU MAX 060 PERM BLACK 324 S Magnetics, a division of Spang & Co.	1,516	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.410" (35.81mm)	56 nH	±8%	Ungapped	-	60	-	89.8	67.8	-	6090.0	Uncoated	0.412" (10.46mm)	-	-
0079327A7 KOOL MU MAX 014 PERM BLACK 324 S Magnetics, a division of Spang & Co.	4,513	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.410" (35.81mm)	13 nH	±8%	Ungapped	-	14	-	89.8	67.8	-	6090.0	Uncoated	0.412" (10.46mm)	-	-
0058382A2 HIGH FLUX 026 PERM KHAKI 380 SIZ Magnetics, a division of Spang & Co.	1,019	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.680" (17.27mm)	19 nH	±8%	Ungapped	-	26	-	41.4	23.2	-	960.0	Uncoated	0.250" (6.35mm)	-	-
0079330A7 KOOL MU MAX 040 PERM BLACK 324 S Magnetics, a division of Spang & Co.	2,554	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.410" (35.81mm)	37 nH	±8%	Ungapped	-	40	-	89.8	67.8	-	6090.0	Uncoated	0.412" (10.46mm)	-	-
0079326A7 KOOL MU MAX 026 PERM BLACK 324 S Magnetics, a division of Spang & Co.	4,713	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.410" (35.81mm)	24 nH	±8%	Ungapped	-	26	-	89.8	67.8	-	6090.0	Uncoated	0.412" (10.46mm)	-	-
0079317A7 KOOL MU MAX 019 PERM BLACK 324 S Magnetics, a division of Spang & Co.	2,904	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.410" (35.81mm)	18 nH	±8%	Ungapped	-	19	-	89.8	67.8	-	6090.0	Uncoated	0.412" (10.46mm)	-	-
0077454A7 KOOL MU 125 PERM BLACK 454 SIZE Magnetics, a division of Spang & Co.	2,688	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.689" (42.90mm)	224 nH	±8%	Ungapped	-	125	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0077452A7 KOOL MU 075 PERM BLACK 454 SIZE Magnetics, a division of Spang & Co.	3,582	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.689" (42.90mm)	135 nH	±8%	Ungapped	-	75	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
C058120A2HT14 HIGH FLUX 125 PERM KHAKI 120 SIZ Magnetics, a division of Spang & Co.	4,847	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.680" (17.27mm)	144 nH	±8%	Ungapped	-	125	-	41.2	38.4	-	1580.0	Coated	0.551" (14.00mm)	-	-

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.