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
0T42019EC EFD CORE Magnetics, a division of Spang & Co.	3,370	-	RFQ	Datasheet	-	Bulk	Active	EFD	-	T	-	1.54 µH	±25%	Ungapped	-	3000	-	47.0	31.0	29.0	1460.0	Uncoated	0.394" (10.00mm)	0.787" (20.00mm)	0.262" (6.65mm)
0P41826EC ER CORE Magnetics, a division of Spang & Co.	3,712	-	RFQ	Datasheet	-	Bulk	Active	ER	-	P	-	2.77 µH	-	Ungapped	-	2500	-	22.1	30.2	30.1	667.0	Uncoated	0.124" (3.15mm)	0.709" (18.00mm)	0.382" (9.70mm)
0J40907TC TOROID UNCOATED Magnetics, a division of Spang & Co.	1,649	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.375" (9.53mm)	3.765 µH	±20%	Ungapped	-	5000	-	22.7	13.7	-	310.0	Uncoated	0.280" (7.11mm)	-	-
ZF41506TC TOROID GREY COATED Magnetics, a division of Spang & Co.	2,495	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	0.545" (13.84mm)	1.334 µH	±20%	Ungapped	-	3000	-	30.6	11.2	-	343.0	Epoxy	0.176" (4.47mm)	-	-
XJ41605TC TOROID BLACK COATED Magnetics, a division of Spang & Co.	2,526	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.643" (16.34mm)	2.76 µH	±20%	Ungapped	-	5000	-	37.2	15.6	-	580.0	Coated	0.193" (4.90mm)	-	-
0P42520EC E-CORE Magnetics, a division of Spang & Co.	1,168	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	3.84 µH	-	Ungapped	-	2500	-	48.0	78.4	76.8	3760.0	Uncoated	0.380" (9.65mm)	1.000" (25.40mm)	0.500" (12.70mm)
ZC41005TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,681	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	C	0.400" (10.15mm)	599 nH	±25%	Ungapped	-	900	-	20.7	10.9	-	227.0	Epoxy	0.210" (5.34mm)	-	-
ZW41305TC TOROID GREY COATED Magnetics, a division of Spang & Co.	3,283	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.530" (13.45mm)	4.76 µH	±30%	Ungapped	-	10000	-	31.2	11.9	-	372.0	Epoxy	0.226" (5.75mm)	-	-
FR42216EC E-CORE WITH FLAT BACK Magnetics, a division of Spang & Co.	3,550	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	R	-	5.066 µH	-	Ungapped	-	2300	-	32.5	78.5	76.0	2550.0	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
FP42216EC E-CORE - FLAT BACK Magnetics, a division of Spang & Co.	2,900	-	RFQ	Datasheet	-	Bulk	Active	Planar E	-	P	-	5.387 µH	-	Ungapped	-	2500	-	32.5	78.5	76.0	2550.0	Uncoated	0.225" (5.72mm)	0.858" (21.80mm)	0.622" (15.80mm)

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.