Ferrite Cores

Browse available Ferrite Cores components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.

If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.

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
P36/22-3H3-E315/N Ferrite Misc Ferroxcube	1,000	-	RFQ	Datasheet	P36/22	Bulk	Active	P	P 36 x 22	3H3	1.425" (36.20mm)	315 nH	±3%	Gapped	66.0	-	0.264	53.2	202.0	172.0	10700.0	Uncoated	0.427" (10.85mm)	-	-
TX63/38/25-3E27-M7 FERRITE CORE TOROID 3E+27 Ferroxcube	2,984	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	3E27	2.480" (63.00mm)	-	±25%	Ungapped	7000.0	-	0.497	152.0	306.0	-	46500.0	Epoxy	0.984" (25.00mm)	-	-
0079873A7 KOOL MU MAX 019 PERM BLACK 866 S Magnetics, a division of Spang & Co.	2,923	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	22 nH	±8%	Ungapped	-	19	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
0079872A7 KOOL MU MAX 040 PERM BLACK 866 S Magnetics, a division of Spang & Co.	4,663	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	45 nH	±8%	Ungapped	-	40	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
0079867A7 KOOL MU MAX 060 PERM BLACK 866 S Magnetics, a division of Spang & Co.	1,548	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	68 nH	±8%	Ungapped	-	60	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
0079869A7 KOOL MU MAX 014 PERM BLACK 866 S Magnetics, a division of Spang & Co.	4,751	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	16 nH	±8%	Ungapped	-	14	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
0079868A7 KOOL MU MAX 026 PERM BLACK 866 S Magnetics, a division of Spang & Co.	2,110	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	30 nH	±8%	Ungapped	-	26	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
0076868A7 KOOL MU HF 026 PERM BLACK 866 SI Magnetics, a division of Spang & Co.	3,296	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	3.063" (77.80mm)	30 nH	±8%	Ungapped	-	26	-	196.0	176.0	-	34500.0	Uncoated	0.500" (12.70mm)	-	-
P42/29-3C95 FERRITE CORE P 3C95 2PC SET Ferroxcube	1,152	-	RFQ	Datasheet	-	Bulk	Active	P	P 42 x 29	3C95	1.669" (42.40mm)	-	±25%	Ungapped	-	-	0.259	68.6	265.0	214.0	18200.0	Uncoated	1.157" (29.40mm)	-	-
0077777A7 KOOL MU 060 PERM BLACK 778 SIZE Magnetics, a division of Spang & Co.	2,873	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	3.063" (77.80mm)	205 nH	±8%	Ungapped	-	60	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0077778A7 KOOL MU 125 PERM BLACK 778 SIZE Magnetics, a division of Spang & Co.	1,909	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	3.063" (77.80mm)	425 nH	±8%	Ungapped	-	125	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0077775A7 KOOL MU 026 PERM BLACK 778 SIZE Magnetics, a division of Spang & Co.	3,925	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	3.063" (77.80mm)	88 nH	±8%	Ungapped	-	26	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0077776A7 KOOL MU 040 PERM BLACK 778 SIZE Magnetics, a division of Spang & Co.	4,900	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	3.063" (77.80mm)	135 nH	±8%	Ungapped	-	40	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0077774A7 KOOL MU 014 PERM BLACK 778 SIZE Magnetics, a division of Spang & Co.	3,725	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	3.063" (77.80mm)	47 nH	±8%	Ungapped	-	14	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
T60405R6126X016 6126X016 VACUUMSCHMELZE	2,924	-	RFQ	Datasheet	-	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0078612A7 X FLUX 019 PERM BROWN 620 SIZE Magnetics, a division of Spang & Co.	2,447	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.440" (61.98mm)	60 nH	±8%	Ungapped	-	19	-	144.0	360.0	-	51800.0	Uncoated	0.984" (25.00mm)	-	-
0078618A7 X FLUX 075 PERM BROWN 620 SIZE Magnetics, a division of Spang & Co.	2,463	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.440" (61.98mm)	237 nH	±8%	Ungapped	-	75	-	144.0	360.0	-	51800.0	Uncoated	0.984" (25.00mm)	-	-
0078619A7 X FLUX 090 PERM BROWN 620 SIZE Magnetics, a division of Spang & Co.	3,975	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.440" (61.98mm)	284 nH	±8%	Ungapped	-	90	-	144.0	360.0	-	51800.0	Uncoated	0.984" (25.00mm)	-	-
I93/28/16-3C95 Ferrite Misc Ferroxcube	3,488	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0058327A2 HIGH FLUX 014 PERM KHAKI 324 SIZ Magnetics, a division of Spang & Co.	4,513	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.410" (35.81mm)	13 nH	±8%	Ungapped	-	14	-	89.8	67.8	-	6090.0	Uncoated	0.412" (10.46mm)	-	-

Ferrite Cores FAQ

What Ferrite Cores components can I source from EGOO?

You can browse available Ferrite Cores product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.

Can EGOO help with hard-to-source or obsolete Ferrite Cores parts?

Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.

Does EGOO support BOM and small-batch sourcing?

Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.

How do I request pricing and availability?

Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.