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
B66281W0160H187 FERRITE CORE EPCOS - TDK Electronics	2,339	-	RFQ	Datasheet	ELP14/3.5/5	Box	Active	-	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	-	-	-	-
EFD30/15/9-3C95 FERRITE CORE EFD 3C95 Ferroxcube	2,765	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 30 x 15 x 9	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.181" (30.00mm)	0.358" (9.10mm)
B65857C0000R045 FERRITE CORE EPX 2.4UH N45 2PCS EPCOS - TDK Electronics	1,809	-	RFQ	Datasheet	EPX9/9	Box	Active	EPX	EPX 9 x 9	N45	-	2.4 µH	-20%, +30%	Ungapped	2070.0	3800	1.09	19.0	17.5	13.9	333.0	Uncoated	0.187" (4.75mm)	0.370" (9.40mm)	0.354" (9.00mm)
0F42016UG PQ CORE Magnetics, a division of Spang & Co.	3,753	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	F	-	4.69 µH	±25%	Ungapped	-	3000	-	37.6	61.9	59.1	2330.0	Uncoated	0.319" (8.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
E22/6/16-3C97 FERRITE CORE E 3C97 Ferroxcube	4,336	-	RFQ	Datasheet	-	Bulk	Active	E	E 22 x 6 x 16	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
E22/6/16-3F36 FERRITE CORE E 3F36 Ferroxcube	1,422	-	RFQ	Datasheet	-	Bulk	Active	E	E 22 x 6 x 16	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
E22/6/16-3F46 FERRITE CORE E 3F46 Ferroxcube	1,103	-	RFQ	Datasheet	-	Bulk	Active	E	E 22 x 6 x 16	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
E22/6/16-3C96-A160-E FERRITE CORE E 3C96 Ferroxcube	4,251	-	RFQ	Datasheet	-	Bulk	Active	E	E 22 x 6 x 16	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
E22/6/16-3C96-A160-P FERRITE CORE E 3C96 Ferroxcube	4,945	-	RFQ	Datasheet	-	Bulk	Active	E	E 22 x 6 x 16	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
0079057A7 KOOL MU MAX 019 PERM BLACK 050 S Magnetics, a division of Spang & Co.	2,972	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	0.500" (12.70mm)	9 nH	±8%	Ungapped	-	19	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
B65857A0000Y038 FERRITE CORE EPX 9UH T38 2PCS EPCOS - TDK Electronics	3,027	-	RFQ	Datasheet	EPX7/9	Box	Active	EPX	EPX 7 x 9	T38	-	9 µH	-30%, +40%	Ungapped	6540.0	2300	0.91	15.7	17.2	13.9	270.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.354" (9.00mm)
ZW41303TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,218	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.530" (13.45mm)	2.976 µH	±30%	Ungapped	-	10000	-	31.2	7.5	-	233.0	Epoxy	0.150" (3.81mm)	-	-
0F42213UG POT CORE Magnetics, a division of Spang & Co.	4,009	-	RFQ	Datasheet	-	Bulk	Active	P	-	F	0.866" (22.00mm)	4.9 µH	±25%	Ungapped	-	3000	-	31.5	63.4	50.9	2000.0	Uncoated	0.264" (6.70mm)	-	-
SR41408UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	3,393	-	RFQ	Datasheet	-	Bulk	Active	PS	-	R	0.551" (14.00mm)	1.76 µH	-	Ungapped	-	2300	-	20.2	23.0	19.2	460.0	Uncoated	0.167" (4.25mm)	-	-
ER9.5/2.5/5-3C95-A100-S FERRITE CORE ER 100NH 3C95 2PC Ferroxcube	3,937	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 9.5 x 2.5 x 5	3C95	-	100 nH	±5%	Gapped	133.0	-	1.67	14.2	8.47	7.6	120.0	Uncoated	-	0.374" (9.50mm)	0.197" (5.00mm)
B66319G0800X187 FERRITE CORE E N87 EPCOS - TDK Electronics	4,505	-	RFQ	Datasheet	E30/15/7	Box	Active	E	E 30 x 15 x 7	N87	-	-	-	Gapped	-	2200	1.12	67.0	60.0	49.0	4000.0	Uncoated	0.598" (15.20mm)	1.181" (30.00mm)	0.287" (7.30mm)
RM5/ILP-3F3 Ferrite Misc Ferroxcube	1,717	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 5	3F3	-	-	-	Ungapped	-	-	0.71	17.5	24.5	18.1	430.0	Uncoated	0.154" (3.90mm)	0.575" (14.60mm)	0.268" (6.80mm)
5985001801 FERRITE CORE TOROID Fair-Rite Products Corp.	2,071	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	-	0.870" (22.10mm)	-	-	Ungapped	-	600	207.0	54.0	26.2	-	1420.0	Uncoated	0.250" (6.35mm)	-	-
EFD25/13/9-3F3 Ferrite Misc Ferroxcube	4,205	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3F3	-	2 µH	±25%	Ungapped	1560.0	-	1.0	57.0	58.0	55.0	3300.0	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
RM6S/I-3C92-A160 Ferrite Misc Ferroxcube	1,811	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C92	-	160 nH	-	Gapped	-	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)

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.