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
HP42311UG DOUBLE SLAB CP W/HOLE Magnetics, a division of Spang & Co.	4,840	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	P	-	3.46 µH	-	Ungapped	-	2500	-	27.0	48.2	37.8	1300.0	Uncoated	0.436" (11.08mm)	0.900" (22.86mm)	0.600" (15.25mm)
EQX2619E040L124 X FLUX 040 PERM EQ 2619 SIZE Magnetics, a division of Spang & Co.	2,401	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	108 nH	±8%	Ungapped	-	40	-	63.9	120.0	-	7650.0	Uncoated	0.488" (12.40mm)	1.043" (26.50mm)	0.748" (19.00mm)
EQX2619E075L124 X FLUX 075 PERM EQ 2619 SIZE Magnetics, a division of Spang & Co.	4,487	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RR42316UG R-RM DESIGN CORE Magnetics, a division of Spang & Co.	2,230	-	RFQ	Datasheet	-	Bulk	Active	RM	-	R	-	2.347 µH	-	Ungapped	-	2300	-	35.5	52.0	36.9	1850.0	Uncoated	0.323" (8.20mm)	0.913" (23.20mm)	0.425" (10.80mm)
EQX2619E026L124 X FLUX 026 PERM EQ 2619 SIZE Magnetics, a division of Spang & Co.	4,690	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	74 nH	±8%	Ungapped	-	26	-	63.9	120.0	-	7650.0	Uncoated	0.488" (12.40mm)	1.043" (26.50mm)	0.748" (19.00mm)
0076122A7 KOOL MU HF 026 PERM BLACK 120 SI Magnetics, a division of Spang & Co.	3,760	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu HF	0.653" (16.59mm)	15 nH	±8%	Ungapped	-	26	-	41.2	19.2	-	791.0	Uncoated	0.250" (6.35mm)	-	-
RF41812UG R-RM DESIGN Magnetics, a division of Spang & Co.	3,729	-	RFQ	Datasheet	-	Bulk	Active	RM	-	F	-	2.8 µH	±25%	Ungapped	-	3000	-	25.6	32.0	22.6	819.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.291" (7.40mm)
LPK3020E026L118 KOOL MU 026 PERM LP 3020 SIZE Magnetics, a division of Spang & Co.	1,826	-	RFQ	Datasheet	-	Bulk	Active	ELP	-	Kool Mµ	-	65 nH	±8%	Ungapped	-	26	-	68.5	114.0	-	7800.0	Uncoated	0.465" (11.80mm)	1.181" (30.00mm)	0.787" (20.00mm)
0W40905UG POT CORE Magnetics, a division of Spang & Co.	2,465	-	RFQ	Datasheet	-	Bulk	Active	P	-	W	0.366" (9.30mm)	6.029 µH	-	Ungapped	-	10000	-	12.5	10.1	8.0	126.0	Uncoated	0.106" (2.70mm)	-	-
0J40905UG POT CORE Magnetics, a division of Spang & Co.	1,849	-	RFQ	Datasheet	-	Bulk	Active	P	-	J	0.366" (9.30mm)	2.727 µH	-	Ungapped	-	5000	-	12.5	10.1	8.0	126.0	Uncoated	0.106" (2.70mm)	-	-

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.