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
ZJ44015TC TOROID GREY COATED Magnetics, a division of Spang & Co.	4,290	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	1.697" (43.15mm)	8.408 µH	±20%	Ungapped	-	5000	-	103.0	138.0	-	14205.0	Epoxy	0.756" (19.20mm)	-	-
0058053A2 HIGH FLUX 014 PERM KHAKI 050 SIZ Magnetics, a division of Spang & Co.	2,688	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.500" (12.70mm)	6.4 nH	±8%	Ungapped	-	14	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
0055288AY MPP 160 PERM AY 290 SIZE Magnetics, a division of Spang & Co.	3,543	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.380" (9.65mm)	84 nH	±8%	Ungapped	-	160	-	21.8	9.45	-	206.0	Uncoated	0.156" (3.96mm)	-	-
0P45959EC ETD CORE Magnetics, a division of Spang & Co.	1,227	-	RFQ	Datasheet	-	Bulk	Active	ETD	-	P	-	6.24 µH	-	Ungapped	-	2500	-	139.0	368.0	66.0	51500.0	Uncoated	1.220" (31.00mm)	2.354" (59.80mm)	0.852" (21.65mm)
0R42213G079 GAPPED POT CORE Magnetics, a division of Spang & Co.	2,507	-	RFQ	Datasheet	-	Bulk	Active	P	-	R	0.866" (22.00mm)	-	-	Ungapped	-	2300	-	31.5	63.4	-	2000.0	Uncoated	0.528" (13.40mm)	-	-
0058023A2 HIGH FLUX 014 PERM KHAKI 020 SIZ Magnetics, a division of Spang & Co.	4,002	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.250" (6.35mm)	6 nH	±8%	Ungapped	-	14	-	13.6	4.7	-	64.0	Uncoated	0.110" (2.79mm)	-	-
0058243A2 HIGH FLUX 014 PERM KHAKI 240 SIZ Magnetics, a division of Spang & Co.	1,436	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.260" (6.60mm)	6 nH	±8%	Ungapped	-	14	-	13.6	4.76	-	64.9	Uncoated	0.100" (2.54mm)	-	-
NP43723UG RM DESIGN SCP Magnetics, a division of Spang & Co.	2,173	-	RFQ	Datasheet	-	Bulk	Active	RM	-	P	-	5 µH	-	Ungapped	-	2500	-	56.6	146.0	125.0	8340.0	Uncoated	0.482" (12.25mm)	1.472" (37.40mm)	0.634" (16.10mm)
SP43019UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	1,557	-	RFQ	Datasheet	-	Bulk	Active	PS	-	P	1.181" (30.00mm)	6.027 µH	-	Ungapped	-	2500	-	45.6	123.0	96.0	5610.0	Uncoated	0.370" (9.40mm)	-	-
C058019A2 HIGH FLUX 147 PERM KHAKI 020 SIZ Magnetics, a division of Spang & Co.	4,266	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.275" (6.99mm)	59 nH	±8%	Ungapped	-	147	-	13.6	4.7	-	64.0	Coated	0.135" (3.43mm)	-	-

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.