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
0055031AY MPP 060 PERM AY 030 SIZE Magnetics, a division of Spang & Co.	4,490	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.310" (7.87mm)	25 nH	±8%	Ungapped	-	60	-	17.9	5.99	-	107.0	Uncoated	0.125" (3.18mm)	-	-
0077448A7 KOOL MU 026 PERM BLACK 454 SIZE Magnetics, a division of Spang & Co.	2,907	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.689" (42.90mm)	47 nH	±8%	Ungapped	-	26	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0077450A7 KOOL MU 040 PERM BLACK 454 SIZE Magnetics, a division of Spang & Co.	4,069	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.689" (42.90mm)	72 nH	±8%	Ungapped	-	40	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0077453A7 KOOL MU 090 PERM BLACK 454 SIZE Magnetics, a division of Spang & Co.	2,622	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.689" (42.90mm)	161 nH	±8%	Ungapped	-	90	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0077451A7 KOOL MU 060 PERM BLACK 454 SIZE Magnetics, a division of Spang & Co.	3,902	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.689" (42.90mm)	108 nH	±8%	Ungapped	-	60	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0075256A7 75 SERIES 026 PERM BLACK 254 SIZ Magnetics, a division of Spang & Co.	2,647	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	75	1.570" (39.88mm)	35 nH	±8%	Ungapped	-	26	-	98.4	107.0	-	10600.0	Uncoated	0.570" (14.48mm)	-	-
0075260A7 75 SERIES 040 PERM BLACK 254 SIZ Magnetics, a division of Spang & Co.	4,527	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	75	1.570" (39.88mm)	54 nH	±8%	Ungapped	-	40	-	98.4	107.0	-	10600.0	Uncoated	0.570" (14.48mm)	-	-
0075083A7 75 SERIES 060 PERM BLACK 254 SIZ Magnetics, a division of Spang & Co.	1,695	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	75	1.570" (39.88mm)	81 nH	±8%	Ungapped	-	60	-	98.4	107.0	-	10600.0	Uncoated	0.570" (14.48mm)	-	-
0077083A7HT18 KOOL MU 060 PERM BLACK 254 SIZE Magnetics, a division of Spang & Co.	1,896	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.570" (39.88mm)	97 nH	±8%	Ungapped	-	60	-	98.5	127.0	-	12500.0	Uncoated	0.664" (16.86mm)	-	-
0059312A2 EDGE 026 PERM GREEN 310 SIZE Magnetics, a division of Spang & Co.	1,800	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	0.900" (22.86mm)	19 nH	±8%	Ungapped	-	26	-	56.7	31.7	-	1800.0	Uncoated	0.300" (7.60mm)	-	-

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.