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
B64290A0047X830 FERRITE CORE TOROID EPCOS - TDK Electronics	3,616	-	RFQ	Datasheet	T12.5/7.5/5	Box	Active	Toroid	-	-	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	-	-	-
0P42019EC EFD CORE Magnetics, a division of Spang & Co.	1,897	-	RFQ	Datasheet	-	Bulk	Active	EFD	-	P	-	1.633 µH	-	Ungapped	-	2500	-	47.0	31.0	29.0	1460.0	Uncoated	0.394" (10.00mm)	0.787" (20.00mm)	0.262" (6.65mm)
9478101002 FERRITE CORE E 78 SET Fair-Rite Products Corp.	1,635	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	193.0	37.7	19.6	18.9	739.0	Uncoated	0.317" (8.05mm)	-	0.177" (4.50mm)
B64290A0061X038 FERRITE CORE TOROID 1.47UH T38 EPCOS - TDK Electronics	1,486	-	RFQ	Datasheet	T3.9/2.2/1.3	Box	Active	Toroid	R 3.94 x 2.24 x 1.3	T38	0.155" (3.94mm)	1.47 µH	±30%	Ungapped	-	10000	8.56	9.21	1.08	-	9.9	Uncoated	0.051" (1.29mm)	-	-
40T0501-10H FERRITE CORE TOROID Laird-Signal Integrity Products	1,527	-	RFQ	Datasheet	Toroid Cores	Bulk	Active	Toroid	-	-	0.545" (13.84mm)	-	±30%	-	-	10000	-	-	-	-	-	Epoxy	0.256" (6.50mm)	-	-
0R42513EC E CORE Magnetics, a division of Spang & Co.	2,176	-	RFQ	Datasheet	-	Bulk	Active	E	-	R	-	1.9 µH	-	Ungapped	-	2300	-	57.8	51.8	51.8	2990.0	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.295" (7.50mm)
0L41009EC EFD CORE Magnetics, a division of Spang & Co.	1,302	-	RFQ	Datasheet	-	Bulk	Active	EFD	-	L	-	250 nH	±25%	Ungapped	-	900	-	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)
B64290L0670X038 FERRITE CORE TOROID T38 EPCOS - TDK Electronics	2,979	-	RFQ	Datasheet	TX10/6/3.1	Box	Active	Toroid	-	T38	-	-	-	Gapped	-	10000	-	-	-	-	-	Epoxy	-	-	-
E19/8/5-3C96-G100 FERRITE CORE E 3C96 Ferroxcube	1,990	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.185" (4.70mm)
E19/8/5-3C96-G200 FERRITE CORE E 3C96 Ferroxcube	4,016	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.185" (4.70mm)
YR41005TC TOROID - PARYLENE COATED Magnetics, a division of Spang & Co.	1,108	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	0.388" (9.86mm)	1.51 µH	±25%	Ungapped	-	2300	-	20.7	10.9	-	227.0	Parylene	0.196" (4.98mm)	-	-
0R42107EC E SHAPE CORE Magnetics, a division of Spang & Co.	4,494	-	RFQ	Datasheet	-	Bulk	Active	Planar E	-	R	-	3.448 µH	-	Ungapped	-	2300	-	25.7	37.1	36.0	960.0	Uncoated	0.154" (3.90mm)	0.858" (21.80mm)	0.307" (7.80mm)
B62110A2049X022 FERRITE CORE EPCOS - TDK Electronics	2,146	-	RFQ	Datasheet	TUB2.62/1.15/3.6	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TC4/2.2/1.6-4C65 Ferrite Misc Ferroxcube	4,250	-	RFQ	Datasheet	-	Bulk	Active	Toroid	Toroid 4 x 2.2 x 1.6	4C65	0.157" (4.00mm)	24 nH	±25%	Ungapped	-	125	6.56	9.18	1.4	-	12.9	Parylene	0.063" (1.60mm)	-	-
B64290A0044X830 FERRITE CORE TOROID 2.2UH N30 EPCOS - TDK Electronics	1,811	-	RFQ	Datasheet	T12.5/7.5/5	Box	Active	Toroid	R 12.5 x 7.5 x 5	N30	0.492" (12.50mm)	2.2 µH	±25%	Ungapped	-	4300	2.46	30.09	12.23	-	368.0	Uncoated	0.197" (5.00mm)	-	-
E16/8/5-3F3 Ferrite Misc Ferroxcube	3,304	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 8 x 5	3F3	-	980 nH	±25%	Ungapped	1460.0	-	1.87	37.6	20.1	19.3	750.0	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
B66305U0160K187 E13/7/4 N87 AL160NH+10%/-10% EPCOS - TDK Electronics	2,088	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E16/8/5-3F36-G100 FERRITE CORE E 3F36 Ferroxcube	3,529	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 8 x 5	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
E16/8/5-3F36-G200 FERRITE CORE E 3F36 Ferroxcube	2,380	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 8 x 5	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
E13/6/6-3C96-G100 FERRITE CORE E 3C96 Ferroxcube	4,316	-	RFQ	Datasheet	-	Bulk	Active	E	E 13 x 6 x 6	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.500" (12.70mm)	0.252" (6.40mm)

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.