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
0079390A7 KOOL MU MAX 026 PERM BLACK 395 S Magnetics, a division of Spang & Co.	3,723	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	1.580" (40.13mm)	53 nH	±8%	Ungapped	-	26	-	95.0	153.0	-	14600.0	Uncoated	0.669" (17.00mm)	-	-
0079262A7 KOOL MU MAX 019 PERM BLACK 254 S Magnetics, a division of Spang & Co.	1,023	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.570" (39.88mm)	26 nH	±8%	Ungapped	-	19	-	98.4	107.0	-	10600.0	Uncoated	0.570" (14.48mm)	-	-
0079392A7 KOOL MU MAX 060 PERM BLACK 395 S Magnetics, a division of Spang & Co.	4,948	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	1.580" (40.13mm)	122 nH	±8%	Ungapped	-	60	-	95.0	153.0	-	14600.0	Uncoated	0.669" (17.00mm)	-	-
0077520A7 KOOL MU 125 PERM BLACK 520 SIZE Magnetics, a division of Spang & Co.	4,670	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.051" (52.10mm)	313 nH	±8%	Ungapped	-	125	-	109.0	217.0	-	23500.0	Uncoated	0.598" (15.20mm)	-	-
0076392A7 KOOL MU HF 060 PERM BLACK 395 SI Magnetics, a division of Spang & Co.	3,506	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	1.580" (40.13mm)	122 nH	±8%	Ungapped	-	60	-	95.0	153.0	-	14600.0	Uncoated	0.669" (17.00mm)	-	-
0077515A7 KOOL MU 026 PERM BLACK 520 SIZE Magnetics, a division of Spang & Co.	2,522	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.051" (52.10mm)	65 nH	±8%	Ungapped	-	26	-	109.0	217.0	-	23500.0	Uncoated	0.598" (15.20mm)	-	-
0077517A7 KOOL MU 060 PERM BLACK 520 SIZE Magnetics, a division of Spang & Co.	1,093	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.051" (52.10mm)	150 nH	±8%	Ungapped	-	60	-	109.0	217.0	-	23500.0	Uncoated	0.598" (15.20mm)	-	-
0W43622UG POT CORE Magnetics, a division of Spang & Co.	1,110	-	RFQ	Datasheet	-	Bulk	Active	P	-	W	1.397" (35.50mm)	32.667 µH	-	Ungapped	-	10000	-	53.2	202.0	172.0	10700.0	Uncoated	0.431" (10.95mm)	-	-
00X7020B026 X FLUX 7020 BLOCK Magnetics, a division of Spang & Co.	2,233	-	RFQ	Datasheet	-	Bulk	Active	I	-	XFlux	-	-	-	Ungapped	-	26	-	-	-	-	28600.0	Uncoated	0.799" (20.30mm)	2.776" (70.50mm)	0.787" (20.00mm)
00X7020B040 X FLUX 7020 BLOCK Magnetics, a division of Spang & Co.	4,627	-	RFQ	Datasheet	-	Bulk	Active	I	-	XFlux	-	-	-	Ungapped	-	40	-	-	-	-	28600.0	Uncoated	0.799" (20.30mm)	2.776" (70.50mm)	0.787" (20.00mm)

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?

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.