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
0R43230UG PQ CORE Magnetics, a division of Spang & Co.	2,116	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	R	-	4.667 µH	-	Ungapped	-	2300	-	74.7	167.0	90.5	12500.0	Uncoated	0.596" (15.15mm)	1.299" (33.00mm)	0.866" (22.00mm)
0T44444EC ETD CORE Magnetics, a division of Spang & Co.	3,781	-	RFQ	Datasheet	-	Bulk	Active	ETD	-	T	-	4.64 µH	±25%	Ungapped	-	3000	-	103.0	173.0	172.0	17800.0	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
PP42120UG EP CORE Magnetics, a division of Spang & Co.	3,559	-	RFQ	Datasheet	-	Bulk	Active	EP	-	P	-	4.6 µH	-	Ungapped	-	2500	-	41.1	78.7	60.0	3230.0	Uncoated	0.843" (21.40mm)	0.945" (24.00mm)	0.591" (15.00mm)
0T42625UG PQ CORE Magnetics, a division of Spang & Co.	1,452	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	T	-	6.01 µH	±25%	Ungapped	-	3000	-	54.3	120.0	108.0	6530.0	Uncoated	0.243" (6.18mm)	1.075" (27.30mm)	0.748" (19.00mm)
0W42915TC TOROID UNCOATED Magnetics, a division of Spang & Co.	1,328	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	1.142" (29.00mm)	12.894 µH	±30%	Ungapped	-	10000	-	73.2	74.9	-	5481.0	Uncoated	0.598" (15.20mm)	-	-
0E41408UG POT CORE Magnetics, a division of Spang & Co.	1,489	-	RFQ	Datasheet	-	Bulk	Active	P	-	E	0.563" (14.30mm)	2.1 µH	±25%	Ungapped	-	2000	-	19.8	25.1	19.8	495.0	Uncoated	0.164" (4.17mm)	-	-
00K4317E090 KOOL MU 4317 E CORE Magnetics, a division of Spang & Co.	2,462	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	234 nH	±8%	Ungapped	-	90	-	77.5	152.0	-	11800.0	Uncoated	0.650" (16.51mm)	1.609" (40.87mm)	0.493" (12.52mm)
00K4317E040 KOOL MU 4317 E CORE Magnetics, a division of Spang & Co.	2,844	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	119 nH	±8%	Ungapped	-	40	-	77.5	152.0	-	11800.0	Uncoated	0.650" (16.51mm)	1.609" (40.87mm)	0.493" (12.52mm)
DP42616UG DOUBLE SLAB SCP Magnetics, a division of Spang & Co.	1,835	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	P	-	4.16 µH	-	Ungapped	-	2500	-	38.9	77.0	62.7	3000.0	Uncoated	0.634" (16.10mm)	1.004" (25.50mm)	0.673" (17.09mm)
00K4317E026 KOOL MU 4317 E CORE Magnetics, a division of Spang & Co.	3,644	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	88 nH	±8%	Ungapped	-	26	-	77.5	152.0	-	11800.0	Uncoated	0.650" (16.51mm)	1.609" (40.87mm)	0.493" (12.52mm)

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.