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
NF41510UG RM DESIGN SCP Magnetics, a division of Spang & Co.	2,634	-	RFQ	Datasheet	-	Bulk	Active	RM	-	F	-	2.1 µH	±25%	Ungapped	-	3000	-	23.2	24.8	18.1	574.0	Uncoated	0.205" (5.20mm)	0.575" (14.60mm)	0.268" (6.80mm)
ZP42106TC TOROID GREY COATED Magnetics, a division of Spang & Co.	3,036	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	0.840" (21.34mm)	1.5 µH	±25%	Ungapped	-	2500	-	50.3	24.2	-	1218.0	Epoxy	0.272" (6.91mm)	-	-
ZM41005TC TOROID EPOXY COATED Magnetics, a division of Spang & Co.	2,576	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	M	0.405" (10.29mm)	9.988 µH	±30%	Ungapped	-	15000	-	20.7	10.9	-	227.0	Epoxy	0.213" (5.40mm)	-	-
0P44020IC I-CORE Magnetics, a division of Spang & Co.	4,060	-	RFQ	Datasheet	-	Bulk	Active	I	-	P	-	6.8 µH	-	Ungapped	-	2500	-	67.1	177.0	176.0	11900.0	Uncoated	0.232" (5.90mm)	1.693" (43.00mm)	0.598" (15.20mm)
0R42507TC TOROID UNCOATED Magnetics, a division of Spang & Co.	2,917	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	0.998" (25.34mm)	1.8 µH	±25%	Ungapped	-	2300	-	61.5	37.1	-	2284.0	Uncoated	0.302" (7.66mm)	-	-
0F42507TC TOROID UNCOATED Magnetics, a division of Spang & Co.	2,238	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	0.998" (25.34mm)	2.348 µH	±20%	Ungapped	-	3000	-	61.5	37.1	-	2284.0	Uncoated	0.302" (7.66mm)	-	-
00K2510E090 KOOL MU 2510 E CORE Magnetics, a division of Spang & Co.	4,711	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	100 nH	±8%	Ungapped	-	90	-	48.5	38.5	-	1870.0	Uncoated	0.375" (9.53mm)	1.000" (25.40mm)	0.250" (6.35mm)
00K2510E060 KOOL MU 2510 E CORE Magnetics, a division of Spang & Co.	2,877	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	70 nH	±8%	Ungapped	-	60	-	48.5	38.5	-	1870.0	Uncoated	0.375" (9.53mm)	1.000" (25.40mm)	0.250" (6.35mm)
00K2510E026 KOOL MU 2510 E CORE Magnetics, a division of Spang & Co.	3,252	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	39 nH	±8%	Ungapped	-	26	-	48.5	38.5	-	1870.0	Uncoated	0.375" (9.53mm)	1.000" (25.40mm)	0.250" (6.35mm)
00K2510E040 KOOL MU 2510 E CORE Magnetics, a division of Spang & Co.	2,631	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	52 nH	±8%	Ungapped	-	40	-	48.5	38.5	-	1870.0	Uncoated	0.375" (9.53mm)	1.000" (25.40mm)	0.250" (6.35mm)

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.