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
0R41107UG POT CORE Magnetics, a division of Spang & Co.	4,490	-	RFQ	Datasheet	-	Bulk	Active	P	-	R	0.437" (11.10mm)	1.533 µH	-	Ungapped	-	2300	-	15.5	16.2	13.2	251.0	Uncoated	0.128" (3.25mm)	-	-
SF42311UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	3,610	-	RFQ	Datasheet	-	Bulk	Active	PS	-	F	0.902" (22.90mm)	5.2 µH	±25%	Ungapped	-	3000	-	28.6	61.0	53.6	1740.0	Uncoated	0.217" (5.51mm)	-	-
0P42517IC IC CORE Magnetics, a division of Spang & Co.	3,583	-	RFQ	Datasheet	-	Bulk	Active	ER	-	P	-	7.447 µH	-	Ungapped	-	2500	-	26.4	89.7	82.8	82.0	Uncoated	0.091" (2.30mm)	0.984" (25.00mm)	0.709" (18.00mm)
0P44013EC EER CORE Magnetics, a division of Spang & Co.	2,083	-	RFQ	Datasheet	-	Bulk	Active	EER	-	P	-	3.52 µH	-	Ungapped	-	2500	-	98.0	149.0	139.0	14600.0	Uncoated	0.882" (22.40mm)	1.575" (40.00mm)	0.528" (13.40mm)
RW41510UG R-RM DESIGN Magnetics, a division of Spang & Co.	1,467	-	RFQ	Datasheet	-	Bulk	Active	RM	-	W	-	6 µH	-	Ungapped	-	10000	-	21.4	21.0	13.9	449.0	Uncoated	0.205" (5.20mm)	0.575" (14.60mm)	0.260" (6.60mm)
0P44020EC E-SHAPE CORE Magnetics, a division of Spang & Co.	4,686	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	5 µH	-	Ungapped	-	2500	-	97.0	178.0	175.0	17300.0	Uncoated	0.827" (21.00mm)	1.693" (43.00mm)	0.598" (15.20mm)
0R43521EC EER CORE Magnetics, a division of Spang & Co.	2,029	-	RFQ	Datasheet	-	Bulk	Active	EER	-	R	-	2.693 µH	-	Ungapped	-	2300	-	90.8	107.0	100.0	9710.0	Uncoated	0.815" (20.70mm)	1.378" (35.00mm)	0.449" (11.40mm)
0R42213UG POT CORE Magnetics, a division of Spang & Co.	3,087	-	RFQ	Datasheet	-	Bulk	Active	P	-	R	0.866" (22.00mm)	4.04 µH	-	Ungapped	-	2300	-	31.5	63.4	50.9	2000.0	Uncoated	0.264" (6.70mm)	-	-
0F44317EC E-SHAPE CORE Magnetics, a division of Spang & Co.	4,347	-	RFQ	Datasheet	-	Bulk	Active	E	-	F	-	5.9 µH	±25%	Ungapped	-	3000	-	77.0	149.0	142.0	11500.0	Uncoated	0.654" (16.60mm)	1.598" (40.60mm)	0.488" (12.40mm)
NP42316UG RM DESIGN SCP Magnetics, a division of Spang & Co.	1,610	-	RFQ	Datasheet	-	Bulk	Active	RM	-	P	-	2.933 µH	-	Ungapped	-	2500	-	38.4	63.0	55.4	2440.0	Uncoated	0.323" (8.20mm)	0.913" (23.20mm)	0.433" (11.00mm)

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.