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
ZW46325TC FERRITE CORE TOROID 21.056UH W Magnetics, a division of Spang & Co.	1,050	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	2.555" (64.90mm)	21.056 µH	±30%	Ungapped	-	10000	-	152.0	294.0	-	44667.0	Epoxy	1.022" (25.96mm)	-	-
0077737A7 FERRITE CORE TOROID 204NH KOOLMU Magnetics, a division of Spang & Co.	4,668	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.917" (74.09mm)	204 nH	±8%	Ungapped	-	60	-	184.0	497.0	-	91400.0	Coated	1.378" (35.00mm)	-	-
0077735A7 KOOL MU 026 PERM BLACK 740 SIZE Magnetics, a division of Spang & Co.	4,655	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.917" (74.09mm)	88 nH	±8%	Ungapped	-	26	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0077102A7 FERRITE CORE TOROID 48NH KOOL MU Magnetics, a division of Spang & Co.	3,566	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	4.055" (103.00mm)	48 nH	±8%	Ungapped	-	26	-	243.0	358.0	-	86900.0	Coated	0.705" (17.91mm)	-	-
00K114LE060 KOOL MU 114L E-CORE Magnetics, a division of Spang & Co.	3,112	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	445 nH	±8%	Ungapped	-	60	-	215.0	1220.0	-	262000.0	Uncoated	1.818" (46.18mm)	4.500" (114.30mm)	1.376" (34.94mm)
0079617A7 FERRITE CORE TOROID 189NH KOOLMU Magnetics, a division of Spang & Co.	1,462	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	2.440" (61.98mm)	189 nH	±8%	Ungapped	-	60	-	144.0	360.0	-	51800.0	Coated	0.984" (25.00mm)	-	-
0070617A7 KOOL MU ULTRA 060 PERM BLACK Magnetics, a division of Spang & Co.	3,810	-	RFQ	Datasheet	-	Tray	Active	Toroid	-	Kool Mµ	2.440" (61.98mm)	189 nH	±8%	Ungapped	-	60	-	144.0	360.0	-	51800.0	Uncoated	0.984" (25.00mm)	-	-
0058726A2 FERRITE CORE TOROID 175NH HI FLX Magnetics, a division of Spang & Co.	1,939	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	2.028" (51.51mm)	175 nH	±8%	Ungapped	-	60	-	113.5	262.0	-	29700.0	Coated	0.850" (21.59mm)	-	-
MACC0125 FERRITE CORE U AMORPHOUS Magnetics, a division of Spang & Co.	2,547	-	RFQ	Datasheet	-	Bulk	Active	U	-	Amorphous	-	-	-	Ungapped	-	-	-	64.3	610.0	-	-	Uncoated	2.402" (61.00mm)	2.500" (63.50mm)	1.378" (35.00mm)
MACC0032 FERRITE CORE AMORPHOUS CUT Magnetics, a division of Spang & Co.	3,623	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	Ungapped	-	-	-	175.0	350.0	-	-	Uncoated	1.181" (30.00mm)	3.228" (82.00mm)	1.614" (41.00mm)

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?

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