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
0076189A7 KOOL MU HF 040 PERM BLACK 195 SI Magnetics, a division of Spang & Co.	2,695	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu HF	2.250" (57.15mm)	92 nH	±8%	Ungapped	-	40	-	125.1	229.0	-	28600.0	Uncoated	0.600" (15.24mm)	-	-
C058552A2 HIGH FLUX 090 PERM KHAKI 548 SIZ Magnetics, a division of Spang & Co.	2,265	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.325" (33.66mm)	91 nH	±8%	Ungapped	-	90	-	81.4	65.6	-	5340.0	Coated	0.450" (11.45mm)	-	-
C055924A2 MPP 173 PERM GREY 930 SIZE Magnetics, a division of Spang & Co.	1,048	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.090" (27.69mm)	217 nH	±8%	Ungapped	-	173	-	63.5	65.4	-	4150.0	Coated	0.470" (11.94mm)	-	-
0R47133EC E- CORE Magnetics, a division of Spang & Co.	2,492	-	RFQ	Datasheet	-	Bulk	Active	E	-	R	-	10.8 µH	-	Ungapped	-	2300	-	149.0	683.0	676.0	102000.0	Uncoated	1.307" (33.20mm)	2.776" (70.50mm)	1.260" (32.00mm)
C055235A9 MPP 300 PERM GREY 240 SIZE Magnetics, a division of Spang & Co.	4,315	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.300" (7.62mm)	130 nH	±8%	Ungapped	-	300	-	13.6	4.76	-	64.9	Coated	0.140" (3.55mm)	-	-
0058554A2 HIGH FLUX 019 PERM KHAKI 548 SIZ Magnetics, a division of Spang & Co.	1,518	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.291" (32.80mm)	20 nH	±8%	Ungapped	-	19	-	81.4	65.6	-	5340.0	Uncoated	0.420" (10.67mm)	-	-
0058551A2 HIGH FLUX 014 PERM KHAKI 548 SIZ Magnetics, a division of Spang & Co.	3,895	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.291" (32.80mm)	14 nH	±8%	Ungapped	-	14	-	81.4	65.6	-	5340.0	Uncoated	0.420" (10.67mm)	-	-
0078913A7 X FLUX 019 PERM BROWN 906 SIZE Magnetics, a division of Spang & Co.	4,930	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	3.063" (77.80mm)	27 nH	±8%	Ungapped	-	19	-	196.0	221.0	-	43400.0	Uncoated	0.625" (15.88mm)	-	-
0078907A7 X FLUX 060 PERM BROWN 906 SIZE Magnetics, a division of Spang & Co.	1,880	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	3.063" (77.80mm)	85 nH	±8%	Ungapped	-	60	-	196.0	221.0	-	43400.0	Uncoated	0.625" (15.88mm)	-	-
ZF44419TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,612	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	1.795" (45.60mm)	9.55 µH	±20%	Ungapped	-	3000	-	88.4	228.0	-	20146.0	Epoxy	0.793" (20.15mm)	-	-

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.