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
EQH3222E040L101 HIGH FLUX 040 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	3,655	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	High Flux	-	148 nH	±8%	Ungapped	-	40	-	59.5	152.0	-	9100.0	Uncoated	0.398" (10.10mm)	1.260" (32.00mm)	0.866" (22.00mm)
0P44916TC TOROID UNCOATED Magnetics, a division of Spang & Co.	4,911	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	1.933" (49.10mm)	2.95 µH	±25%	Ungapped	-	2500	-	127.0	120.0	-	15298.0	Uncoated	0.626" (15.90mm)	-	-
EQH3222E026L101 HIGH FLUX 026 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	4,590	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	High Flux	-	100 nH	-	Ungapped	-	26	-	59.5	152.0	-	9100.0	Uncoated	0.398" (10.10mm)	1.260" (32.00mm)	0.866" (22.00mm)
FR46410IC I-CORE WITH FLAT BACK Magnetics, a division of Spang & Co.	3,978	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	R	-	16.192 µH	-	Ungapped	-	2300	-	69.6	511.0	511.0	35539.0	Uncoated	0.200" (5.08mm)	2.520" (64.00mm)	2.000" (50.80mm)
0078448A7 X FLUX 026 PERM BROWN 454 SIZE Magnetics, a division of Spang & Co.	1,896	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	1.689" (42.90mm)	47 nH	±8%	Ungapped	-	26	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0078454A7 X FLUX 125 PERM BROWN 454 SIZE Magnetics, a division of Spang & Co.	1,433	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	1.689" (42.90mm)	224 nH	±8%	Ungapped	-	125	-	103.0	148.0	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0078450A7 X FLUX 040 PERM BROWN 454 SIZE Magnetics, a division of Spang & Co.	4,481	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	1.689" (42.90mm)	72 nH	±8%	Ungapped	-	40	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
0078451A7 X FLUX 060 PERM BROWN 454 SIZE Magnetics, a division of Spang & Co.	1,104	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	1.689" (42.90mm)	108 nH	±8%	Ungapped	-	60	-	102.0	147.5	-	15100.0	Uncoated	0.640" (16.26mm)	-	-
C058206A5 OBSOLETE HIGH FLUX 125 PERM KHAK Magnetics, a division of Spang & Co.	4,584	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.830" (21.08mm)	68 nH	±8%	Ungapped	-	125	-	50.9	22.1	-	1120.0	Coated	0.280" (7.11mm)	-	-
0055050AY MPP 125 PERM AY 050 SIZE Magnetics, a division of Spang & Co.	3,554	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.500" (12.70mm)	56 nH	±8%	Ungapped	-	125	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-

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.