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
PLT25/18/2-3F46 FERRITE CORE PLT 3F46 Ferroxcube	1,464	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 25 x 18 x 2	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	-	-	-
ZR42508TC TOROID GREY COATED Magnetics, a division of Spang & Co.	4,933	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	1.035" (26.29mm)	2.22 µH	±25%	Ungapped	-	2300	-	61.5	47.5	-	2921.0	Epoxy	0.419" (10.65mm)	-	-
EQ20/R-3C96-A600 Ferrite Misc Ferroxcube	3,271	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EQ20/R-3C96-A250 Ferrite Misc Ferroxcube	4,559	-	RFQ	Datasheet	-	Bulk	Active	EQ	EQ 20	3C96	-	250 nH	±4%	Gapped	110.0	-	0.563	33.2	59.0	55.0	1960.0	Uncoated	0.248" (6.30mm)	0.787" (20.00mm)	0.551" (14.00mm)
B66310G0000X197 FERRITE CORE EPCOS - TDK Electronics	3,983	-	RFQ	Datasheet	E20/10/11	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFD30/15/9-3C96-A250 FERRITE CORE EFD 3C96 Ferroxcube	1,239	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 30 x 15 x 9	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.181" (30.00mm)	0.358" (9.10mm)
MHB2-13/8/6-4B1 Ferrite Misc Ferroxcube	1,245	-	RFQ	Datasheet	-	Bulk	Active	Multi-Hole (2)	-	4B1	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.512" (13.00mm)	0.236" (6.00mm)	0.315" (8.00mm)
TX22/14/6.4-3E10 Ferrite Misc Ferroxcube	1,508	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 22 x 14 x 6.4	3E10	0.880" (22.35mm)	5.79 µH	±20%	Ungapped	-	-	2.2	54.2	24.8	-	1340.0	Epoxy	0.265" (6.75mm)	-	-
E35/18/10-3C90 Ferrite Misc Ferroxcube	2,805	-	RFQ	Datasheet	-	Bulk	Active	E	E 35 x 18 x 10	3C90	-	2.5 µH	±25%	Ungapped	1610.0	-	0.807	80.7	100.0	100.0	8070.0	Uncoated	0.689" (17.50mm)	1.378" (35.00mm)	0.394" (10.00mm)
B65841A0000R065 FERRITE CORE EP 2.9UH T65 2PCS EPCOS - TDK Electronics	4,504	-	RFQ	Datasheet	EP10	Box	Active	EP	EP 10	T65	-	2.9 µH	-20%, +30%	Ungapped	3920.0	5200	1.7	19.2	11.3	8.5	217.0	Uncoated	0.205" (5.20mm)	0.465" (11.80mm)	0.309" (7.85mm)
EQK3222I060 KOOL MU 060 PERM EQ 3222 SIZE I Magnetics, a division of Spang & Co.	1,104	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EQK2619E026L070 KOOL MU 026 PERM EQ 2619 SIZE Magnetics, a division of Spang & Co.	3,010	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mu	-	111 nH	-	Ungapped	-	26	-	42.3	120.0	-	5070.0	Uncoated	0.276" (7.00mm)	1.043" (26.50mm)	0.748" (19.00mm)
EQK2619E040L070 KOOL MU 040 PERM EQ 2619 SIZE Magnetics, a division of Spang & Co.	2,739	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mu	-	142 nH	-	Ungapped	-	40	-	42.3	-	-	5070.0	Uncoated	0.748" (19.00mm)	1.043" (26.50mm)	-
EQK2619E060L070 KOOL MU 060 PERM EQ 2619 SIZE Magnetics, a division of Spang & Co.	3,663	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mu	-	213 nH	-	Ungapped	-	60	-	42.3	-	-	5070.0	Uncoated	0.748" (19.00mm)	1.043" (26.50mm)	-
RM6S/I-3E6 Ferrite Misc Ferroxcube	1,100	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3E6	-	11 µH	-30%, +40%	Ungapped	6910.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3E5 Ferrite Misc Ferroxcube	1,510	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3E5	-	8.6 µH	-30%, +40%	Ungapped	5400.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
ETD29/16/10-3F3-G500 Ferrite Misc Ferroxcube	3,250	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 29 x 16 x 10	3F3	-	500 nH	-	Gapped	-	-	0.947	72.0	76.0	71.0	5470.0	Uncoated	0.622" (15.80mm)	1.205" (30.60mm)	0.386" (9.80mm)
ETD29/16/10-3F3-G300 Ferrite Misc Ferroxcube	2,720	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 29 x 16 x 10	3F3	-	300 nH	-	Gapped	-	-	0.947	72.0	76.0	71.0	5470.0	Uncoated	0.622" (15.80mm)	1.205" (30.60mm)	0.386" (9.80mm)
ER35W/21/11-3C94 FERRITE CORE ER 3C94 Ferroxcube	2,853	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 35 x 21 x 11	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.823" (20.90mm)	1.378" (35.00mm)	0.445" (11.30mm)
RM5/ILP-3F36 FERRITE CORE RM 3F36 2PC SET Ferroxcube	1,105	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 5	3F36	-	-	±25%	Ungapped	-	-	0.71	17.5	24.5	18.1	430.0	Uncoated	0.307" (7.80mm)	0.575" (14.60mm)	0.484" (12.30mm)

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.