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
U20/16/7-4S2 Ferrite Misc Ferroxcube	3,587	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
ER11/2.5/6-3C95-S FERRITE CORE ER 3C95 2PC SET Ferroxcube	1,373	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 11 x 2.5 x 6	3C95	-	-	±25%	Ungapped	-	-	1.23	14.7	11.9	10.3	174.0	Uncoated	0.236" (6.00mm)	0.433" (11.00mm)	0.096" (2.45mm)
0P41408UG POT CORE Magnetics, a division of Spang & Co.	3,104	-	RFQ	Datasheet	-	Bulk	Active	P	-	P	0.563" (14.30mm)	2.24 µH	-	Ungapped	-	2500	-	19.8	25.1	19.8	495.0	Uncoated	0.165" (4.20mm)	-	-
0P40704UG POT CORE Magnetics, a division of Spang & Co.	2,403	-	RFQ	Datasheet	-	Bulk	Active	P	-	P	0.285" (7.24mm)	964 nH	-	Ungapped	-	2500	-	9.9	7.0	5.9	69.0	Uncoated	0.082" (2.08mm)	-	-
0F41408UG POT CORE Magnetics, a division of Spang & Co.	1,705	-	RFQ	Datasheet	-	Bulk	Active	P	-	F	0.563" (14.30mm)	2.8 µH	-	Ungapped	-	3000	-	19.8	25.1	19.8	495.0	Uncoated	0.165" (4.20mm)	-	-
0R44020IC I SHAPE CORE Magnetics, a division of Spang & Co.	4,314	-	RFQ	Datasheet	-	Bulk	Active	I	-	R	-	6.253 µH	-	Ungapped	-	2300	-	67.1	177.0	176.0	11900.0	Uncoated	0.232" (5.90mm)	1.693" (43.00mm)	0.598" (15.20mm)
B65857A0000R057 FERRITE CORE EPX 2.6UH T57 2PCS EPCOS - TDK Electronics	3,454	-	RFQ	Datasheet	EPX7/9	Box	Active	EPX	EPX 7 x 9	T57	-	2.6 µH	-20%, +30%	Ungapped	1890.0	4000	0.91	15.7	17.2	13.9	270.0	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.354" (9.00mm)
PLT25/18/2-3C92 Ferrite Misc Ferroxcube	3,332	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 25 x 18 x 2	3C92	-	-	-	Ungapped	-	-	0.294	26.4	89.7	82.8	2370.0	Uncoated	0.598" (15.20mm)	0.984" (25.00mm)	0.709" (18.00mm)
EFD25/13/9-3F36-A160 FERRITE CORE EFD 3F36 Ferroxcube	1,296	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3F36-A250 FERRITE CORE EFD 3F36 Ferroxcube	3,486	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3F46-A160 FERRITE CORE EFD 3F46 Ferroxcube	4,540	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
EFD25/13/9-3F46-A250 FERRITE CORE EFD 3F46 Ferroxcube	3,245	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
ZP41809TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,603	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	0.756" (19.20mm)	3.05 µH	±25%	Ungapped	-	2500	-	41.4	43.1	-	1783.0	Epoxy	0.429" (10.90mm)	-	-
5975005101 FERRITE CORE TOROID 75 Fair-Rite Products Corp.	1,282	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Toroid	-	75	0.630" (16.00mm)	-	±20%	Ungapped	-	5000	-	38.5	14.5	-	560.0	Uncoated	-	-	-
EQK2014E060L050 KOOL MU 060 PERM EQ 2014 SIZE Magnetics, a division of Spang & Co.	4,599	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mµ	-	167 nH	±8%	Ungapped	-	60	-	29.3	60.8	-	1780.0	Uncoated	0.197" (5.00mm)	0.787" (20.00mm)	0.551" (14.00mm)
E22/6/16-3F4 Ferrite Misc Ferroxcube	2,152	-	RFQ	Datasheet	-	Bulk	Active	E	E 22 x 6 x 16	3F4	-	2.4 µH	±25%	Ungapped	-	-	0.414	32.5	78.3	-	2550.0	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
E22/6/16-3C96 FERRITE CORE E 3C96 Ferroxcube	3,962	-	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)
ER35/21/11-3C94 FERRITE CORE ER 3C94 Ferroxcube	4,356	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 35 x 21 x 11	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.815" (20.70mm)	1.378" (35.00mm)	0.449" (11.40mm)
PLT20/14/2/S-3F36 FERRITE CORE PLT 3F36 Ferroxcube	4,895	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 20 x 14 x 2	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.551" (14.00mm)	0.787" (20.00mm)	0.091" (2.30mm)
PLT20/14/2/S-3F46 FERRITE CORE PLT 3F46 Ferroxcube	2,408	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 20 x 14 x 2	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.551" (14.00mm)	0.787" (20.00mm)	0.091" (2.30mm)

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.