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
0077206A7HT14 KOOL MU 125 PERM BLACK 206 SIZE Magnetics, a division of Spang & Co.	1,041	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.800" (20.32mm)	136 nH	±8%	Ungapped	-	125	-	50.9	44.2	-	2250.0	Uncoated	0.522" (13.25mm)	-	-
00K3112U060 KOOL MU 3112 U CORE Magnetics, a division of Spang & Co.	2,805	-	RFQ	Datasheet	-	Bulk	Active	U	-	Kool Mu	-	111 nH	±8%	Ungapped	-	60	-	65.6	101.0	-	6630.0	Uncoated	0.440" (11.18mm)	1.230" (31.24mm)	0.475" (12.07mm)
0P44721EC E-SHAPE CORE Magnetics, a division of Spang & Co.	3,904	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	5.827 µH	-	Ungapped	-	2500	-	88.9	234.0	226.0	20800.0	Uncoated	0.772" (19.60mm)	1.846" (46.90mm)	0.614" (15.60mm)
RW41912UG SQ CORE M DESIGN Magnetics, a division of Spang & Co.	2,432	-	RFQ	Datasheet	-	Bulk	Active	RM	-	W	-	7.714 µH	-	Ungapped	-	10000	-	27.0	31.0	22.6	837.0	Uncoated	0.244" (6.20mm)	0.720" (18.30mm)	0.323" (8.20mm)
0P43220UG PQ CORE Magnetics, a division of Spang & Co.	3,447	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	P	-	7.213 µH	-	Ungapped	-	2500	-	55.9	169.0	142.0	9440.0	Uncoated	0.406" (10.30mm)	1.299" (33.00mm)	0.866" (22.00mm)
C055031A2 MPP 060 PERM GREY 030 SIZE Magnetics, a division of Spang & Co.	4,940	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.335" (8.51mm)	25 nH	±8%	Ungapped	-	60	-	17.9	5.99	-	107.0	Coated	0.150" (3.81mm)	-	-
ZR43615TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,361	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	1.463" (37.15mm)	3.1 µH	±25%	Ungapped	-	2300	-	89.6	93.3	-	8366.0	Epoxy	0.614" (15.60mm)	-	-
0F43806TC TOROID UNCOATED Magnetics, a division of Spang & Co.	2,983	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	1.496" (38.00mm)	2.64 µH	±20%	Ungapped	-	3000	-	82.9	58.3	-	4826.0	Uncoated	0.250" (6.35mm)	-	-
C058128A2 HIGH FLUX 160 PERM KHAKI 130 SIZ Magnetics, a division of Spang & Co.	4,827	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.465" (11.81mm)	68 nH	±8%	Ungapped	-	160	-	26.9	9.06	-	244.0	Coated	0.181" (4.60mm)	-	-
ZF43806TC TOROID GREY COATED Magnetics, a division of Spang & Co.	3,623	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	1.496" (38.00mm)	2.64 µH	-	Ungapped	-	3000	-	82.9	58.3	-	4826.0	Epoxy	0.250" (6.35mm)	-	-

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.