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
0055740A2 MPP 125 PERM GREY 740 SIZE Magnetics, a division of Spang & Co.	1,718	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.917" (74.09mm)	425 nH	±8%	Ungapped	-	125	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
C055438W4 MPP 125 PERM GREY 438 SIZE Magnetics, a division of Spang & Co.	3,571	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.875" (47.63mm)	281 nH	±8%	Ungapped	-	125	-	107.0	199.0	-	21300.0	Coated	0.745" (18.92mm)	-	-
C055106W4 MPP 200 PERM GREY 109 SIZE Magnetics, a division of Spang & Co.	3,041	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.285" (58.04mm)	250 nH	±8%	Ungapped	-	200	-	143.0	144.0	-	20700.0	Coated	0.585" (14.86mm)	-	-
0058336A2 HIGH FLUX 014 PERM KHAKI 337 SIZ Magnetics, a division of Spang & Co.	3,492	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	5.219" (132.56mm)	37 nH	±8%	Ungapped	-	14	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0058337A2 HIGH FLUX 026 PERM KHAKI 337 SIZ Magnetics, a division of Spang & Co.	3,339	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	5.219" (132.56mm)	68 nH	±8%	Ungapped	-	26	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0058339A2 HIGH FLUX 060 PERM KHAKI 337 SIZ Magnetics, a division of Spang & Co.	1,217	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	5.219" (132.56mm)	158 nH	±8%	Ungapped	-	60	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0058340A2 HIGH FLUX 125 PERM KHAKI 337 SIZ Magnetics, a division of Spang & Co.	3,068	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	5.219" (132.56mm)	329 nH	±8%	Ungapped	-	125	-	324.3	677.0	-	219000.0	Uncoated	1.000" (25.40mm)	-	-
0058338A2 HIGH FLUX 040 PERM KHAKI 337 SIZ Magnetics, a division of Spang & Co.	2,690	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	5.219" (132.56mm)	105 nH	±8%	Ungapped	-	40	-	324.3	677.0	-	219000.0	Uncoated	1.000" (25.40mm)	-	-
0059337A2 EDGE 026 PERM GREEN 337 SIZE Magnetics, a division of Spang & Co.	3,169	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	5.219" (132.56mm)	68 nH	±8%	Ungapped	-	26	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0059337A2S01 EDGE HDCB 026 PERM GREEN 337 SIZ Magnetics, a division of Spang & Co.	1,104	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High DCB Edge	5.219" (132.56mm)	68 nH	±8%	Ungapped	-	26	-	324.3	677.0	-	219000.0	Uncoated	1.000" (25.40mm)	-	-

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.