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
0F41808EC E-SHAPE CORE Magnetics, a division of Spang & Co.	2,071	-	RFQ	Datasheet	-	Bulk	Active	E	-	F	-	1.5 µH	±25%	Ungapped	-	3000	-	39.9	22.6	22.1	900.0	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.187" (4.75mm)
0P41808EC E-SHAPE CORE Magnetics, a division of Spang & Co.	3,303	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	1.253 µH	-	Ungapped	-	2500	-	39.9	22.6	22.1	900.0	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.187" (4.75mm)
XF41005TC TOROID BLACK COATED Magnetics, a division of Spang & Co.	3,602	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	0.388" (9.86mm)	1.98 µH	±20%	Ungapped	-	3000	-	20.7	10.9	-	227.0	Coated	0.196" (4.98mm)	-	-
0J41005TC TOROID UNCOATED Magnetics, a division of Spang & Co.	1,102	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.375" (9.53mm)	3.308 µH	±20%	Ungapped	-	5000	-	20.7	10.9	-	227.0	Uncoated	0.188" (4.78mm)	-	-
YM40502TC TOROID PARYLENE COATED Magnetics, a division of Spang & Co.	1,706	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	M	0.166" (4.22mm)	2.152 µH	±30%	Ungapped	-	15000	-	9.21	1.05	-	9.68	Parylene	0.060" (1.52mm)	-	-
0F41205EC E-SHAPE CORE Magnetics, a division of Spang & Co.	4,226	-	RFQ	Datasheet	-	Bulk	Active	E	-	F	-	1.95 µH	±25%	Ungapped	-	3000	-	27.7	20.2	20.0	558.0	Uncoated	0.224" (5.70mm)	0.500" (12.70mm)	0.252" (6.40mm)
0P41126EC ER CORE Magnetics, a division of Spang & Co.	3,056	-	RFQ	Datasheet	-	Bulk	Active	ER	-	P	-	1.69 µH	-	Ungapped	-	2500	-	14.7	11.9	10.3	174.0	Uncoated	0.096" (2.45mm)	0.433" (11.00mm)	0.236" (6.00mm)
0R41808EC E CORE Magnetics, a division of Spang & Co.	3,777	-	RFQ	Datasheet	-	Bulk	Active	E	-	R	-	1.153 µH	-	Ungapped	-	2300	-	39.9	22.6	22.1	900.0	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.187" (4.75mm)
YJ40301TC TOROID-PARYLENE COATED Magnetics, a division of Spang & Co.	4,717	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.149" (3.79mm)	825 nH	±20%	Ungapped	-	5000	-	7.65	1.03	-	7.87	Parylene	0.060" (1.52mm)	-	-
0C41003TC TOROID Magnetics, a division of Spang & Co.	3,254	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	C	0.375" (9.53mm)	399 nH	±25%	Ungapped	-	900	-	20.7	7.3	-	151.0	Uncoated	0.280" (7.11mm)	-	-

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.