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
YC40402TC TOROID-PARYLENE COATED Magnetics, a division of Spang & Co.	4,956	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	C	0.201" (5.11mm)	341 nH	±25%	Ungapped	-	900	-	10.2	3.1	-	31.5	Parylene	0.113" (2.87mm)	-	-
ZR41407TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,929	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	0.525" (13.34mm)	1.24 µH	±25%	Ungapped	-	2300	-	29.5	12.9	-	381.0	Epoxy	0.208" (5.29mm)	-	-
0P42515EC E SHAPE CORE Magnetics, a division of Spang & Co.	2,097	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	1.253 µH	-	Ungapped	-	2500	-	73.5	40.1	39.7	2950.0	Uncoated	0.626" (15.90mm)	1.000" (25.40mm)	0.250" (6.35mm)
YP40705TC TOROID-PARYLENE COATED Magnetics, a division of Spang & Co.	4,157	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	0.313" (7.95mm)	2.088 µH	±25%	Ungapped	-	2500	-	15.0	9.9	-	149.0	Parylene	0.196" (4.98mm)	-	-
CL41434IC PI CS CORE Magnetics, a division of Spang & Co.	3,807	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	L	-	780 nH	±25%	Ungapped	-	900	-	16.4	14.2	11.4	230.0	Uncoated	0.071" (1.80mm)	0.551" (14.00mm)	0.197" (5.00mm)
0R42107IC I-CORE Magnetics, a division of Spang & Co.	4,559	-	RFQ	Datasheet	-	Bulk	Active	I	-	R	-	3 µH	-	Ungapped	-	2300	-	22.7	35.7	33.5	809.0	Uncoated	0.091" (2.30mm)	0.858" (21.80mm)	0.307" (7.80mm)
0W41506TC TOROID Magnetics, a division of Spang & Co.	4,145	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.520" (13.20mm)	4.59 µH	±30%	Ungapped	-	10000	-	30.6	11.2	-	343.0	Uncoated	0.156" (3.96mm)	-	-
CL41434EC PE CS CORE Magnetics, a division of Spang & Co.	4,144	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	L	-	600 nH	±25%	Ungapped	-	900	-	20.1	12.8	11.4	304.0	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
ZW41407TC TOROID GREY COATED Magnetics, a division of Spang & Co.	2,651	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.530" (13.45mm)	5.43 µH	±30%	Ungapped	-	10000	-	29.5	12.9	-	381.0	Epoxy	0.213" (5.40mm)	-	-
0F42515UC U-SHAPE CORE Magnetics, a division of Spang & Co.	2,649	-	RFQ	Datasheet	-	Bulk	Active	U	-	F	-	1.6 µH	±25%	Ungapped	-	3000	-	83.4	40.4	40.4	3370.0	Uncoated	0.626" (15.90mm)	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.