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
0J42512UC U-SHAPE CORE Magnetics, a division of Spang & Co.	1,474	-	RFQ	Datasheet	-	Bulk	Active	U	-	J	-	4.4 µH	-	Ungapped	-	5000	-	68.9	80.0	80.0	4170.0	Uncoated	0.508" (12.90mm)	1.000" (25.40mm)	0.500" (12.70mm)
0078052A7 X FLUX 026 PERM BROWN 050 SIZE Magnetics, a division of Spang & Co.	3,049	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	0.500" (12.70mm)	12 nH	±8%	Ungapped	-	26	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
0078051A7 X FLUX 060 PERM BROWN 050 SIZE Magnetics, a division of Spang & Co.	1,824	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	0.500" (12.70mm)	27 nH	±8%	Ungapped	-	60	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
0078054A7 X FLUX 090 PERM BROWN 050 SIZE Magnetics, a division of Spang & Co.	2,976	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	0.500" (12.70mm)	40 nH	±8%	Ungapped	-	90	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
0078055A7 X FLUX 075 PERM BROWN 050 SIZE Magnetics, a division of Spang & Co.	4,406	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	0.500" (12.70mm)	34 nH	±8%	Ungapped	-	75	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
0078057A7 X FLUX 019 PERM BROWN 050 SIZE Magnetics, a division of Spang & Co.	4,103	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	0.500" (12.70mm)	9 nH	±8%	Ungapped	-	19	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
ZP41003TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,175	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	0.400" (10.15mm)	1.095 µH	±25%	Ungapped	-	2500	-	20.7	7.3	-	151.0	Epoxy	0.147" (3.73mm)	-	-
0W42206TC TOROID UNCOATED Magnetics, a division of Spang & Co.	3,337	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.870" (22.10mm)	6.04 µH	±30%	Ungapped	-	10000	-	54.1	26.2	-	1417.0	Uncoated	0.250" (6.35mm)	-	-
0P41809TC TOROID UNCOATED Magnetics, a division of Spang & Co.	2,863	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	0.724" (18.40mm)	3.05 µH	±25%	Ungapped	-	2500	-	41.4	43.1	-	1782.6	Uncoated	0.406" (10.30mm)	-	-
YF41303TC TOROID PARYLENE COATED Magnetics, a division of Spang & Co.	3,307	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	0.500" (12.70mm)	894 nH	-	Ungapped	-	3000	-	31.7	7.1	-	226.0	Parylene	0.125" (3.18mm)	-	-

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.