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
B64290P0037X087 FERRITE CORE TOROID 560NH N87 EPCOS - TDK Electronics	10,290	-	RFQ	Datasheet	TC6.3/3.8/2.5	Box	Active	Toroid	-	N87	0.249" (6.32mm)	560 nH	±25%	Ungapped	-	2200	4.97	15.21	3.06	-	46.5	Parylene	0.099" (2.52mm)	-	-
B64290P0037X830 FERRITE CORE TOROID 1.09UH N30 EPCOS - TDK Electronics	13,053	-	RFQ	Datasheet	TC6.3/3.8/2.5	Bulk	Active	Toroid	-	N30	0.249" (6.32mm)	1.09 µH	±25%	Ungapped	-	4300	4.97	15.21	3.06	-	46.5	Parylene	0.099" (2.52mm)	-	-
B66303G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	23,420	-	RFQ	Datasheet	E5.3/2.7/2	Box	Active	E	E5	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.104" (2.65mm)	0.207" (5.25mm)	0.079" (2.00mm)
B66311G0100X187 FERRITE CORE E N87 EPCOS - TDK Electronics	4,485	-	RFQ	Datasheet	-	Box	Active	E	E 20 x 10 x 6	N87	-	-	-	-	-	2200	1.44	46.3	32.1	31.9	1490.0	Uncoated	0.398" (10.10mm)	0.803" (20.40mm)	0.232" (5.90mm)
PLT18/10/2/S-3F36 FERRITE CORE PLT 3F36 Ferroxcube	30,533	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 18 x 10 x 2	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.094" (2.40mm)	0.709" (18.00mm)	0.394" (10.00mm)
PLT14/5/1.5/S-3F46 FERRITE CORE PLT 3F46 Ferroxcube	10,831	1+：$1.09000 10+：$0.75800 25+：$0.65120 50+：$0.57800 100+：$0.51030 250+：$0.42824 500+：$0.37114 1800+：$0.32400	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 14 x 5 x 1.5	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.059" (1.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
B66281G0000X187 FERRITE CORE ELP N87 1PC EPCOS - TDK Electronics	11,987	-	RFQ	Datasheet	ELP14/3.5/5	Box	Active	ELP	ELP 14 x 3.5 x 5	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
EFD20/10/7-3F46 FERRITE CORE EFD 3F46 Ferroxcube	187	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 20 x 10 x 7	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.787" (20.00mm)	0.262" (6.65mm)
T60006L2009W914 FERRITE CORE TOROID 25.5UH VACUUMSCHMELZE	35,134	-	RFQ	Datasheet	-	Box	Active	Toroid	-	-	0.441" (11.20mm)	25.5 µH	-	Ungapped	-	-	-	25.6	5.94	-	-	Uncoated	0.228" (5.80mm)	-	-
B64290L0045X038 FERRITE CORE TOROID 6.44UH T38 EPCOS - TDK Electronics	21,425	-	RFQ	Datasheet	TX16/9.6/6.3	Bulk	Active	Toroid	-	T38	0.677" (17.20mm)	6.44 µH	±30%	Ungapped	-	10000	1.95	38.52	19.73	-	760.0	Epoxy	0.287" (7.30mm)	-	-
E14/3.5/5/R-3F46 FERRITE CORE E 3F46 Ferroxcube	1,702	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3F46	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
B64290L0632X830 FERRITE CORE TOROID 4.16UH N30 EPCOS - TDK Electronics	6,720	-	RFQ	Datasheet	TX20/10/7	Bulk	Active	Toroid	-	N30	0.835" (21.20mm)	4.16 µH	±25%	Ungapped	-	4300	1.3	43.55	33.63	-	1465.0	Epoxy	0.319" (8.10mm)	-	-
B62152A0004X030 FERRITE CORE 2 HOLE 10UH N30 EPCOS - TDK Electronics	4,368	-	RFQ	Datasheet	MHB2-14.5/8.5/8.3	Box	Active	Multi-Hole (2)	-	N30	-	10 µH	±30%	Ungapped	-	4300	0.54	15.3	28.4	-	435.0	Uncoated	0.327" (8.30mm)	0.571" (14.50mm)	0.335" (8.50mm)
E18/4/10/R-3C95 FERRITE CORE E 3C95 Ferroxcube	6,585	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
E18/4/10/R-3F36 FERRITE CORE E 3F36 Ferroxcube	854	-	RFQ	Datasheet	-	Bulk	Active	E	E 18 x 4 x 10	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
TX22/14/6.4-3E27 FERRITE CORE TOROID 3E+27 Ferroxcube	7,253	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 22 x 14 x 6.4	3E27	0.880" (22.35mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.265" (6.75mm)	-	-
B62152A0007X001 FERRITE CORE 2 HOLE 140NH K1 EPCOS - TDK Electronics	14,801	-	RFQ	Datasheet	MHB2-7.25/4.2/6.2	Box	Active	Multi-Hole (2)	-	K1	-	140 nH	±30%	Ungapped	-	80	0.75	7.6	10.2	-	78.0	Uncoated	0.244" (6.20mm)	0.285" (7.25mm)	0.165" (4.20mm)
B66423G0000X187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	3,593	-	RFQ	Datasheet	EFD30/15/9	Box	Active	EFD	EFD 30 x 15 x 9	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.181" (30.00mm)	0.358" (9.10mm)
B65931C0000X033 FERRITE CORE P M33 1PC EPCOS - TDK Electronics	9,842	-	RFQ	Datasheet	PS5.6/3.7	Box	Active	P (Pot Core)	PCH 5.6 x 3.7	M33	0.220" (5.60mm)	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.146" (3.70mm)	-	-
TX14/9/5-4C65 FERRITE CORE TOROID 4C65 Ferroxcube	235	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 14 x 9 x 5	4C65	0.561" (14.25mm)	-	±30%	Ungapped	-	-	2.84	35.0	12.3	-	430.0	Epoxy	0.207" (5.25mm)	-	-

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.