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
B66387G0500X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	2,923	-	RFQ	Datasheet	E65/32/27	Box	Active	E	E 65 x 32 x 27	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)
0077189A7 FERRITE CORE TOROID 92NH KOOL MU Magnetics, a division of Spang & Co.	2,677	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.285" (58.04mm)	92 nH	±8%	Ungapped	-	40	-	125.0	229.0	-	28600.0	Coated	0.635" (16.13mm)	-	-
0077191A7 FERRITE CORE TOROID 60NH KOOL MU Magnetics, a division of Spang & Co.	3,989	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.285" (58.04mm)	60 nH	±8%	Ungapped	-	26	-	125.0	229.0	-	28600.0	Coated	0.635" (16.13mm)	-	-
LRF322015MKDX COMMON MODE COILS Chemi-Con	2,317	-	RFQ	Datasheet	FW	Bulk	Active	Toroid	-	Nanocrystalline	1.386" (35.20mm)	33.1 µH	-	Ungapped	-	-	-	80.9	69.0	-	-	Uncoated	0.681" (17.30mm)	-	-
B66375G0000X197 FERRITE CORE E 4.7UH N97 EPCOS - TDK Electronics	2,389	-	RFQ	Datasheet	E80/38/20	Box	Active	E	E 80 x 38 x 20	N97	-	4.7 µH	-20%, +30%	Ungapped	1770.0	-	0.47	184.0	388.0	388.0	71800.0	Uncoated	1.516" (38.50mm)	3.150" (80.00mm)	0.795" (20.20mm)
0074189A7 X FLUX ULTRA 040 PERM BROWN Magnetics, a division of Spang & Co.	1,036	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B64290L0082X095 FERRITE CORE TOROID 5.7UH N95 EPCOS - TDK Electronics	1,535	-	RFQ	Datasheet	TX50/30/20	Box	Active	Toroid	R 50 x 30 x 20	N95	2.039" (51.80mm)	5.7 µH	±25%	Ungapped	-	2800	0.62	120.4	195.7	-	23560.0	Epoxy	0.839" (21.30mm)	-	-
00K8044E026 FERRITE CORE E 91NH KOOL MU Magnetics, a division of Spang & Co.	4,167	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	91 nH	±8%	Ungapped	-	26	-	208.0	389.0	-	80900.0	Uncoated	1.755" (44.58mm)	3.150" (80.00mm)	0.780" (19.80mm)
B65981B0000R087 FERRITE CORE PQ 7.6UH N87 EPCOS - TDK Electronics	3,852	-	RFQ	Datasheet	PQ50/40	Box	Active	PQ	PQ 50 x 40	N87	-	7.6 µH	-20%, +30%	Ungapped	1710.0	-	0.28	93.0	334.0	314.0	31250.0	Uncoated	0.787" (20.00mm)	1.969" (50.00mm)	1.260" (32.00mm)
5976011121 FERRITE CORE TOROID 16UH 76 Fair-Rite Products Corp.	2,382	-	RFQ	Datasheet	-	Box	Active	Toroid	-	76	2.978" (75.65mm)	16 µH	±30%	Ungapped	-	10000	6.37	165.0	214.0	-	35300.0	Plastic	0.535" (13.60mm)	-	-
5978018701 FERRITE CORE TOROID 78 Fair-Rite Products Corp.	2,085	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	78	-	-	±25%	Ungapped	-	2300	-	133.0	207.0	-	27600.0	Uncoated	-	-	-
B66297KX197 FERRITE CORE EPCOS - TDK Electronics	2,776	-	RFQ	Datasheet	B66297K	Bulk	Active	E	ELP 102 x 20 x 38	N97	-	9.6 µH	±25%	Ungapped	1740.0	-	0.227	121.2	534.2	524.5	67745.0	-	0.799" (20.30mm)	4.016" (102.00mm)	1.476" (37.50mm)
0070083A7 KOOL MU ULTRA 060 PERM BLACK Magnetics, a division of Spang & Co.	3,621	-	RFQ	Datasheet	-	Tray	Active	Toroid	-	Kool Mµ	1.570" (39.88mm)	55 nH	±8%	Ungapped	-	40	-	98.5	107.0	-	10600.0	Uncoated	0.570" (14.48mm)	-	-
0079440A7 FERRITE CORE TOROID 59NH KOOL MU Magnetics, a division of Spang & Co.	4,874	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.875" (47.63mm)	59 nH	±8%	Ungapped	-	26	-	107.0	199.0	-	21300.0	Coated	0.745" (18.92mm)	-	-
T60006-L2020-P005 FERRITE CORE TOROID VACUUMSCHMELZE	4,726	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Nanocrystalline	0.890" (22.60mm)	19.5 µH	-	Ungapped	-	-	-	51.1	23.0	-	-	Epoxy	0.402" (10.20mm)	-	-
0078617A7 FERRITE CORE TOROID 189NH XFLUX Magnetics, a division of Spang & Co.	4,508	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	2.440" (61.98mm)	189 nH	±8%	Ungapped	-	60	-	144.0	360.0	-	51800.0	Coated	0.984" (25.00mm)	-	-
T60006-L2030-V376 FERRITE CORE TOROID VACUUMSCHMELZE	1,520	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Nanocrystalline	1.299" (33.00mm)	21.2 µH	-	Ungapped	-	-	-	78.5	39.0	-	-	Epoxy	0.492" (12.50mm)	-	-
T60006-L2040-P006 FERRITE CORE TOROID VACUUMSCHMELZE	3,818	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Nanocrystalline	1.697" (43.10mm)	16.9 µH	-	Ungapped	-	-	-	113.0	45.0	-	-	Epoxy	0.728" (18.50mm)	-	-
00X8030B026 FERRITE CORE I XFLUX Magnetics, a division of Spang & Co.	4,565	-	RFQ	Datasheet	-	Bulk	Active	I	-	XFlux	-	-	-	Ungapped	-	26	-	-	-	-	48800.0	Uncoated	1.193" (30.30mm)	3.169" (80.50mm)	0.787" (20.00mm)
0W46113TC FERRITE CORE TOROID 13.69UH W Magnetics, a division of Spang & Co.	1,365	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	2.402" (61.00mm)	13.69 µH	±30%	Ungapped	-	10000	-	145.0	157.0	-	22774.0	Uncoated	0.500" (12.70mm)	-	-

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.