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
0076894A7HT19 KOOL MU HF 060 PERM BLACK 930 SI Magnetics, a division of Spang & Co.	201	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	1.060" (26.92mm)	120 nH	±8%	Ungapped	-	60	-	63.5	105.0	-	6670.0	Uncoated	0.705" (17.91mm)	-	-
0076095A7 KOOL MU HF 040 PERM BLACK 089 SI Magnetics, a division of Spang & Co.	111	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	1.840" (46.74mm)	57 nH	±8%	Ungapped	-	40	-	116.2	132.0	-	15300.0	Uncoated	0.600" (15.24mm)	-	-
0059440A2 EDGE 026 PERM GREEN 438 SIZE Magnetics, a division of Spang & Co.	101	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	1.840" (46.74mm)	59 nH	±8%	Ungapped	-	26	-	107.0	199.0	-	21300.0	Uncoated	0.710" (18.03mm)	-	-
C058438A2 FERRITE CORE TOROID 281NH HI FLX Magnetics, a division of Spang & Co.	3,418	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.875" (47.63mm)	281 nH	±8%	Ungapped	-	125	-	107.0	199.0	-	21300.0	Coated	0.745" (18.92mm)	-	-
CMC030020012H NANOCRYSTALLINE CORE TOROID 55UH Magnetics, a division of Spang & Co.	4,817	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Nanocrystalline	1.181" (30.00mm)	55 µH	±30%	Ungapped	-	80000	-	79.0	49.0	-	-	Polyester	0.472" (12.00mm)	-	-
0P48020EC FERRITE CORE E 5.08UH P Magnetics, a division of Spang & Co.	3,786	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	5.08 µH	-	Ungapped	-	2500	-	184.0	392.0	392.0	72300.0	Uncoated	1.500" (38.10mm)	3.150" (80.00mm)	0.780" (19.80mm)
0077726A7 FERRITE CORE TOROID 175NH KOOLMU Magnetics, a division of Spang & Co.	4,625	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.028" (51.51mm)	175 nH	±8%	Ungapped	-	60	-	113.5	262.0	-	29700.0	Coated	0.850" (21.59mm)	-	-
0076083A7 FERRITE CORE TOROID 81NH KOOL MU Magnetics, a division of Spang & Co.	3,105	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu HF	1.605" (40.77mm)	81 nH	±8%	Ungapped	-	60	-	98.4	107.0	-	10600.0	Coated	0.605" (15.37mm)	-	-
MACC0004 FERRITE CORE U AMORPHOUS Magnetics, a division of Spang & Co.	4,757	-	RFQ	Datasheet	-	Bulk	Active	U	-	Amorphous	-	-	-	Ungapped	-	-	-	107.0	124.0	-	-	Uncoated	1.004" (25.50mm)	1.102" (28.00mm)	0.591" (15.00mm)
ZW44932TC FERRITE CORE TOROID 23.6UH W Magnetics, a division of Spang & Co.	3,045	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	1.992" (50.60mm)	23.6 µH	±30%	Ungapped	-	10000	-	127.0	239.0	-	30405.0	Epoxy	1.295" (32.90mm)	-	-

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.