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
0055537A2 MPP 060 PERM GREY 540 SIZE Magnetics, a division of Spang & Co.	3,254	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.126" (54.00mm)	104 nH	±8%	Ungapped	-	60	-	126.0	174.0	-	22000.0	Uncoated	0.567" (14.40mm)	-	-
C055106A9 MPP 200 PERM GREY 109 SIZE Magnetics, a division of Spang & Co.	4,709	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.300" (58.42mm)	250 nH	±8%	Ungapped	-	200	-	143.0	144.0	-	20700.0	Coated	0.602" (15.30mm)	-	-
0058868A2 HIGH FLUX 026 PERM KHAKI 866 SIZ Magnetics, a division of Spang & Co.	1,262	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.063" (77.80mm)	30 nH	±8%	Ungapped	-	26	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
C058866A2 HIGH FLUX 125 PERM KHAKI 866 SIZ Magnetics, a division of Spang & Co.	3,187	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.108" (78.94mm)	142 nH	±8%	Ungapped	-	125	-	196.0	176.0	-	34500.0	Coated	0.545" (13.84mm)	-	-
0055535A2 MPP 026 PERM GREY 540 SIZE Magnetics, a division of Spang & Co.	1,171	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.126" (54.00mm)	45 nH	±8%	Ungapped	-	26	-	126.0	174.0	-	22000.0	Uncoated	0.567" (14.40mm)	-	-
0055112A2 MPP 014 PERM GREY 109 SIZE Magnetics, a division of Spang & Co.	4,570	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.250" (57.15mm)	18 nH	±8%	Ungapped	-	14	-	143.0	144.0	-	20700.0	Uncoated	0.550" (13.97mm)	-	-
0076337A7 KOOL MU HF 026 PERM BLACK 337 SI Magnetics, a division of Spang & Co.	3,602	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	5.220" (132.60mm)	68 nH	±8%	Ungapped	-	26	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0079342A7 KOOL MU MAX 019 PERM BLACK 337 S Magnetics, a division of Spang & Co.	3,302	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	5.219" (132.56mm)	50 nH	±8%	Ungapped	-	19	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0079336A7 KOOL MU MAX 014 PERM BLACK 337 S Magnetics, a division of Spang & Co.	4,703	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	5.219" (132.56mm)	37 nH	±8%	Ungapped	-	14	-	324.0	678.0	-	220000.0	Uncoated	1.000" (25.40mm)	-	-
0055112A9 MPP 014 PERM GREY 109 SIZE Magnetics, a division of Spang & Co.	4,611	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.281" (57.95mm)	18 nH	±8%	Ungapped	-	14	-	143.0	144.0	-	20700.0	Uncoated	0.550" (13.97mm)	-	-

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.