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
0059074A2 EDGE 026 PERM GREEN 070 SIZE Magnetics, a division of Spang & Co.	3,336	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	2.677" (68.00mm)	65 nH	±8%	Ungapped	-	26	-	158.0	314.0	-	49700.0	Uncoated	0.787" (20.00mm)	-	-
0059073A2 EDGE 040 PERM GREEN 070 SIZE Magnetics, a division of Spang & Co.	4,889	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	2.677" (68.00mm)	100 nH	±8%	Ungapped	-	40	-	158.1	314.0	-	49700.0	Uncoated	0.787" (20.00mm)	-	-
0R49985FB FERRITE BLOCK Magnetics, a division of Spang & Co.	1,437	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	R	-	-	±25%	Ungapped	-	2300	-	-	-	-	-	Uncoated	1.000" (25.40mm)	3.937" (100.00mm)	3.346" (85.00mm)
C055866A2 MPP 125 PERM GREY 866 SIZE Magnetics, a division of Spang & Co.	4,288	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	3.108" (78.94mm)	142 nH	±8%	Ungapped	-	125	-	196.0	176.0	-	34500.0	Coated	0.545" (13.84mm)	-	-
0059620A2 EDGE 125 PERM GREEN 620 SIZE Magnetics, a division of Spang & Co.	3,548	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0059777A2 EDGE 060 PERM GREEN 778 SIZE Magnetics, a division of Spang & Co.	3,825	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	3.063" (77.80mm)	205 nH	±8%	Ungapped	-	60	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0058778A2 HIGH FLUX 125 PERM KHAKI 778 SIZ Magnetics, a division of Spang & Co.	3,746	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.063" (77.80mm)	425 nH	±8%	Ungapped	-	125	-	177.2	492.0	-	81500.0	Uncoated	1.018" (25.86mm)	-	-
0058777A2 HIGH FLUX 060 PERM KHAKI 778 SIZ Magnetics, a division of Spang & Co.	3,200	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.063" (77.80mm)	205 nH	±8%	Ungapped	-	60	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0058776A2 HIGH FLUX 040 PERM KHAKI 778 SIZ Magnetics, a division of Spang & Co.	3,762	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.063" (77.80mm)	135 nH	±8%	Ungapped	-	40	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0058774A2 HIGH FLUX 014 PERM KHAKI 778 SIZ Magnetics, a division of Spang & Co.	4,212	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.063" (77.80mm)	47 nH	±8%	Ungapped	-	14	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-

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.