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
C055289A2 MPP 147 PERM GREY 290 SIZE Magnetics, a division of Spang & Co.	4,657	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.405" (10.29mm)	78 nH	±8%	Ungapped	-	147	-	21.8	9.45	-	206.0	Coated	0.181" (4.60mm)	-	-
0R44013EC EER CORE Magnetics, a division of Spang & Co.	2,299	-	RFQ	Datasheet	-	Bulk	Active	EER	-	R	-	3.3 µH	-	Ungapped	-	2300	-	98.0	149.0	139.0	14600.0	Uncoated	0.882" (22.40mm)	1.575" (40.00mm)	0.528" (13.40mm)
0078355A7 X FLUX 075 PERM BROWN 350 SIZE Magnetics, a division of Spang & Co.	4,523	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	0.928" (23.57mm)	62 nH	±8%	Ungapped	-	75	-	58.8	38.8	-	2280.0	Uncoated	0.350" (8.90mm)	-	-
C055288A2 MPP 160 PERM GREY 290 SIZE Magnetics, a division of Spang & Co.	2,717	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.405" (10.29mm)	84 nH	±8%	Ungapped	-	160	-	21.8	9.45	-	206.0	Coated	0.181" (4.60mm)	-	-
NL41912UG RM NH CORE Magnetics, a division of Spang & Co.	3,020	-	RFQ	Datasheet	-	Bulk	Active	RM	-	L	-	1.25 µH	±25%	Ungapped	-	900	-	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.720" (18.30mm)	0.323" (8.20mm)
EQX3222E075L101 X FLUX 075 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	3,719	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	241 nH	±8%	Ungapped	-	75	-	59.5	152.3	-	9100.0	Uncoated	0.398" (10.10mm)	1.260" (32.00mm)	0.866" (22.00mm)
EQX3222E060L101 X FLUX 060 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	2,560	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	194 nH	-	Ungapped	-	60	-	59.5	-	-	9100.0	Uncoated	0.866" (22.00mm)	1.260" (32.00mm)	-
ZR42212TC TOROID GREY COATED Magnetics, a division of Spang & Co.	4,645	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	0.900" (22.86mm)	2.77 µH	±25%	Ungapped	-	2300	-	54.1	51.9	-	2811.0	Epoxy	0.525" (13.34mm)	-	-
ZM42507TC TOROID EPOXY COATED Magnetics, a division of Spang & Co.	2,544	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	M	1.045" (26.55mm)	11.072 µH	±30%	Ungapped	-	15000	-	61.5	39.0	-	2340.0	Epoxy	0.342" (8.69mm)	-	-
EQX3222E040L101 X FLUX 040 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	1,787	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	148 nH	-	Ungapped	-	40	-	59.5	152.0	-	9100.0	Uncoated	0.390" (9.90mm)	1.260" (32.00mm)	0.866" (22.00mm)

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.