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
E64/10/50-3C95 FERRITE CORE E 3C95 Ferroxcube	1,258	-	RFQ	Datasheet	-	Bulk	Active	E	E 64 x 10 x 50	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.402" (10.20mm)	2.520" (64.00mm)	2.000" (50.80mm)
B65881A0000R049 FERRITE CORE PQ 3.3UH N49 2PCS EPCOS - TDK Electronics	191	-	RFQ	Datasheet	PQ35/35	Box	Active	PQ	PQ 35 x 35	N49	-	3.3 µH	-20%, +30%	Ungapped	1225.0	1500	0.467	79.2	169.7	146.5	13440.0	Uncoated	0.685" (17.40mm)	1.382" (35.10mm)	1.024" (26.00mm)
C058928A2 FERRITE CORE TOROID 201NH HI FLX Magnetics, a division of Spang & Co.	456	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.060" (26.92mm)	201 nH	±8%	Ungapped	-	160	-	63.5	65.4	-	4150.0	Coated	0.440" (11.18mm)	-	-
B65887E0160A041 FERRITE CORE RM 160NH N41 2PCS EPCOS - TDK Electronics	338	-	RFQ	Datasheet	RM14	Box	Active	RM	RM 14	N41	-	160 nH	±3%	Gapped	45.0	2800	0.35	70.0	200.0	170.0	14000.0	Uncoated	0.594" (15.10mm)	1.661" (42.20mm)	0.748" (19.00mm)
B65887E0250A041 FERRITE CORE RM 250NH N41 2PCS EPCOS - TDK Electronics	175	-	RFQ	Datasheet	RM14	Tray	Active	RM	RM 14	N41	-	250 nH	±3%	Gapped	70.0	2800	0.35	70.0	200.0	170.0	14000.0	Uncoated	0.594" (15.10mm)	1.661" (42.20mm)	0.748" (19.00mm)
B65887E0000R097 FERRITE CORE RM 6UH N97 2PCS EPCOS - TDK Electronics	234	-	RFQ	Datasheet	RM14	Tray	Active	RM	RM 14	N97	-	6 µH	-20%, +30%	Ungapped	1670.0	2300	0.35	70.0	200.0	170.0	14000.0	Uncoated	0.594" (15.10mm)	1.661" (42.20mm)	0.748" (19.00mm)
B64290L0082X065 FERRITE CORE TOROID 10UH T65 EPCOS - TDK Electronics	198	-	RFQ	Datasheet	TX50/30/20	Box	Active	Toroid	-	T65	2.040" (51.80mm)	10 µH	±30%	Ungapped	-	4900	0.62	120.4	195.7	-	23560.0	Epoxy	0.839" (21.30mm)	-	-
5979003801 FERRITE CORE TOROID 1905NH 79 Fair-Rite Products Corp.	107	-	RFQ	Datasheet	HF	Tray	Active	Toroid	-	79	2.402" (61.00mm)	1905 nH	±25%	Ungapped	-	1400	0.00923	147.0	156.0	-	22300.0	Uncoated	0.500" (12.70mm)	-	-
0059071A2 FERRITE CORE TOROID 61NH EDGE Magnetics, a division of Spang & Co.	809	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	1.325" (33.66mm)	61 nH	±8%	Ungapped	-	60	-	81.4	65.6	-	5340.0	Coated	0.450" (11.45mm)	-	-
0059548A2 FERRITE CORE TOROID 127NH EDGE Magnetics, a division of Spang & Co.	211	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	1.291" (32.80mm)	127 nH	±8%	Ungapped	-	125	-	81.4	65.6	-	5340.0	Coated	0.420" (10.67mm)	-	-
B66295K0000X187 FERRITE CORE I N87 EPCOS - TDK Electronics	130	-	RFQ	Datasheet	I64/5/50	Tray	Active	I	I 64 x 5 x 50	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.201" (5.10mm)	2.520" (64.00mm)	2.000" (50.80mm)
B66371G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	148	-	RFQ	Datasheet	E70/33/32	Box	Active	E	E 70 x 33 x 32	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	1.307" (33.20mm)	2.776" (70.50mm)	1.260" (32.00mm)
ROD10/200-4B1 FERRITE CORE ROD Ferroxcube	949	-	RFQ	Datasheet	-	Bulk	Active	ROD	ROD 10 x 200	-	0.394" (10.00mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	-	7.874" (200.00mm)	-
U46/40/28-3C90 FERRITE CORE U 3C90 Ferroxcube	220	-	RFQ	Datasheet	-	Bulk	Active	U	U 46 x 40 x 28	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.551" (39.40mm)	1.811" (46.00mm)	1.102" (28.00mm)
C055894A2 FERRITE CORE TOROID 75NH MPP Magnetics, a division of Spang & Co.	940	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.060" (26.92mm)	75 nH	±8%	Ungapped	-	60	-	63.5	65.4	-	4150.0	Coated	0.440" (11.18mm)	-	-
5975003821 FERRITE CORE TOROID 6.85UH 75 Fair-Rite Products Corp.	286	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	75	2.472" (62.80mm)	6.85 µH	-30%, +25%	Ungapped	-	5000	0.91627	145.0	158.0	-	22800.0	Plastic	0.539" (13.70mm)	-	-
5980003801 FERRITE CORE TOROID 816NH 80 Fair-Rite Products Corp.	139	-	RFQ	Datasheet	HF	Tray	Active	Toroid	-	80	2.402" (61.00mm)	816 nH	±25%	Ungapped	-	550	0.00923	144.0	156.0	-	22350.0	Uncoated	0.500" (12.70mm)	-	-
0079191A7 FERRITE CORE TOROID 60NH KOOL MU Magnetics, a division of Spang & Co.	347	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	2.250" (57.15mm)	60 nH	±8%	Ungapped	-	26	-	125.0	229.0	-	28600.0	Coated	0.600" (15.24mm)	-	-
B64290L0040X087 FERRITE CORE TOROID 2.76UH N87 EPCOS - TDK Electronics	318	-	RFQ	Datasheet	TX58.3/40.8/17.6	Box	Active	Toroid	-	N87	2.366" (60.10mm)	2.76 µH	±25%	Ungapped	-	2200	1.0	152.4	152.4	-	23230.0	Epoxy	0.740" (18.80mm)	-	-
B66293G0000X187 FERRITE CORE ELP N87 1PC EPCOS - TDK Electronics	171	-	RFQ	Datasheet	ELP58/11/38	Box	Active	ELP	ELP 58 x 11 x 38	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.413" (10.50mm)	2.299" (58.40mm)	1.500" (38.10mm)

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.