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
RF42316UG R-RM DESIGN Magnetics, a division of Spang & Co.	4,301	-	RFQ	Datasheet	-	Bulk	Active	RM	-	F	-	3.5 µH	±25%	Ungapped	-	3000	-	35.5	52.0	36.9	1850.0	Coated	0.323" (8.20mm)	0.913" (23.20mm)	0.425" (10.80mm)
C055129A2 MPP 147 PERM GREY 130 SIZE Magnetics, a division of Spang & Co.	1,580	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.465" (11.81mm)	63 nH	±8%	Ungapped	-	147	-	26.9	9.06	-	244.0	Coated	0.181" (4.60mm)	-	-
C055274A2 MPP 173 PERM GREY 280 SIZE Magnetics, a division of Spang & Co.	3,400	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.405" (10.29mm)	74 nH	±8%	Ungapped	-	173	-	21.8	7.52	-	164.0	Coated	0.150" (3.81mm)	-	-
EQK3222E026L152 KOOL MU 026 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	3,258	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mu	-	75 nH	±8%	Ungapped	-	26	-	79.9	152.0	-	12168.0	Uncoated	0.598" (15.20mm)	1.260" (32.00mm)	0.866" (22.00mm)
C055124A2 MPP 173 PERM GREY 130 SIZE Magnetics, a division of Spang & Co.	1,092	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.465" (11.81mm)	74 nH	±8%	Ungapped	-	173	-	26.9	9.06	-	244.0	Coated	0.181" (4.60mm)	-	-
0R44308IC I-SHAPE CORE Magnetics, a division of Spang & Co.	2,686	-	RFQ	Datasheet	-	Bulk	Active	I	-	R	-	10.133 µH	-	Ungapped	-	2300	-	50.4	229.0	229.0	11500.0	Uncoated	0.161" (4.10mm)	1.701" (43.20mm)	1.098" (27.90mm)
EQK3222E040L152 KOOL MU 040 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	1,156	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mµ	-	96 nH	±8%	Ungapped	-	40	-	79.9	152.3	-	12168.0	Uncoated	0.598" (15.20mm)	1.260" (32.00mm)	0.866" (22.00mm)
DR42311UG DOUBLE SLAB SCP Magnetics, a division of Spang & Co.	4,723	-	RFQ	Datasheet	-	Bulk	Active	DS	-	R	-	3.44 µH	-	Ungapped	-	2300	-	26.8	51.2	37.8	1370.0	Uncoated	0.218" (5.54mm)	0.900" (22.86mm)	0.600" (15.25mm)
LPX3020E060L118 X FLUX 060 PERM LP 3020 SIZE Magnetics, a division of Spang & Co.	3,145	-	RFQ	Datasheet	-	Bulk	Active	ELP	-	XFlux	-	134 nH	±8%	Ungapped	-	60	-	68.5	114.0	-	7800.0	Uncoated	0.465" (11.80mm)	1.181" (30.00mm)	0.787" (20.00mm)
0077933A7 KOOL MU 014 PERM BLACK 930 SIZE Magnetics, a division of Spang & Co.	4,557	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.060" (26.92mm)	18 nH	±8%	Ungapped	-	14	-	63.5	65.4	-	4150.0	Uncoated	0.440" (11.18mm)	-	-

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.