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
0055869A2 FERRITE CORE TOROID 16NH MPP Magnetics, a division of Spang & Co.	4,350	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	3.108" (78.94mm)	16 nH	±8%	Ungapped	-	14	-	196.0	176.0	-	34500.0	Coated	0.545" (13.84mm)	-	-
0058102A2 FERRITE CORE TOROID 48NH HIGH FL Magnetics, a division of Spang & Co.	1,756	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	4.055" (103.00mm)	48 nH	±8%	Ungapped	-	26	-	243.0	358.0	-	86900.0	Coated	0.705" (17.91mm)	-	-
25T0135-60P FERRITE CORE TOROID 25NH 25 Laird-Signal Integrity Products	198,022	-	RFQ	Datasheet	-	Bulk	Obsolete	Toroid	-	25	0.135" (3.43mm)	25 nH	±30%	Ungapped	-	125	6.277	7.619	1.214	-	9.248	Parylene	0.060" (1.52mm)	-	-
46T0122-21P FERRITE CORE TOROID 46 Laird-Signal Integrity Products	48,875	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	46	-	-	±25%	Ungapped	-	4000	-	-	-	-	-	Parylene	-	-	-
35T0231-00P FERRITE CORE TOROID 991NH Laird-Signal Integrity Products	74,773	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	-	0.231" (5.87mm)	991 nH	±20%	Ungapped	-	5000	-	-	-	-	26.775	Parylene	0.061" (1.55mm)	-	-
33T0231-10P FERRITE CORE TOROID Laird-Signal Integrity Products	19,701	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	-	-	-	-	-	-	-	-	-	-	-	-	Parylene	-	-	-
7070 19-08-05-0000 E Core Ferrite International	23,088	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	7070	-	-	±25%	Ungapped	-	-	-	-	-	-	-	Uncoated	0.317" (8.05mm)	0.750" (19.05mm)	0.185" (4.70mm)
35T0375-10H FERRITE CORE TOROID 2.214UH Laird-Signal Integrity Products	8,163	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	-	0.415" (10.55mm)	2.214 µH	±20%	Ungapped	-	5000	-	-	-	-	-	Epoxy	0.160" (4.06mm)	-	-
35T0255-10P FERRITE CORE TOROID 35 Laird-Signal Integrity Products	9,560	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	35	-	-	±20%	Ungapped	-	5000	-	-	-	-	-	Parylene	-	-	-
B64290L0038X046 FERRITE CORE TOROID 6UH T46 EPCOS - TDK Electronics	3,096	-	RFQ	Datasheet	TX10/6/4	Box	Obsolete	Toroid	-	T46	0.425" (10.80mm)	6 µH	±30%	Ungapped	-	15000	3.07	24.07	7.83	-	188.0	Epoxy	0.187" (4.75mm)	-	-
C058031A2 HIGH FLUX 060 PERM KHAKI 030 SIZ Magnetics, a division of Spang & Co.	2,860	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.335" (8.51mm)	25 nH	±8%	Ungapped	-	60	-	17.9	5.99	-	107.0	Coated	0.150" (3.81mm)	-	-
CR41805EC E-CORE WITH CLIP SLOTS Magnetics, a division of Spang & Co.	3,840	-	RFQ	Datasheet	-	Bulk	Active	Planar E	-	R	-	3.244 µH	-	Ungapped	-	2300	-	24.2	40.1	39.9	972.0	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)
B64290L0062X046 FERRITE CORE TOROID 6.4UH T46 EPCOS - TDK Electronics	4,785	-	RFQ	Datasheet	TX9.5/4.8/3.2	Box	Obsolete	Toroid	-	T46	0.413" (10.50mm)	6.4 µH	±30%	Ungapped	-	15000	2.85	20.72	7.28	-	151.0	Epoxy	0.161" (4.10mm)	-	-
35T0501-10H FERRITE CORE TOROID 3.659UH Laird-Signal Integrity Products	8,552	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	-	0.540" (13.72mm)	3.659 µH	±20%	Ungapped	-	5000	-	-	-	-	-	Epoxy	0.287" (7.30mm)	-	-
5000 34-14-09-0000 E-Core Ferrite International	17,272	-	RFQ	Datasheet	-	Bulk	Active	E	E 34 x 14 x 9	5000	-	-	±25%	Ungapped	-	-	-	-	-	-	-	Uncoated	0.557" (14.15mm)	1.350" (34.30mm)	0.366" (9.30mm)
H5AP9/5Z-52H 2PCS POT CORE FOR SIGNAL TRANSFO TDK Corporation	1,224	-	RFQ	Datasheet	P	Tray	Obsolete	P (Pot Core)	P 9 x 5	H5A	-	1.57 µH	±25%	Ungapped	1562.0	3300	1.24	12.4	10.0	7.29	124.0	Uncoated	0.106" (2.70mm)	-	-
ZJ41407TC TOROID GREY COATED Magnetics, a division of Spang & Co.	3,497	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.525" (13.34mm)	2.715 µH	±20%	Ungapped	-	5000	-	29.5	12.9	-	381.0	Epoxy	0.208" (5.29mm)	-	-
EFD25/13/9-3C94 Ferrite Misc Ferroxcube	2,122	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 25 x 13 x 9	3C94	-	2.2 µH	±25%	Ungapped	1720.0	-	1.0	57.0	58.0	55.0	3300.0	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)
PC40P9/5Z-52H FERRITE CORE P PCS40 2PC SET TDK Corporation	12,460	-	RFQ	Datasheet	-	Tray	Obsolete	P (Pot Core)	P 9 x 5	PC40	0.288" (7.33mm)	-	-	Ungapped	821.0	-	1.24	12.4	10.0	-	124.0	Uncoated	0.136" (3.45mm)	-	-
0J43515EC E-SHAPE CORE Magnetics, a division of Spang & Co.	2,477	-	RFQ	Datasheet	-	Bulk	Active	E	-	J	-	5.813 µH	-	Ungapped	-	5000	-	69.3	87.0	87.0	5590.0	Uncoated	0.555" (14.10mm)	1.346" (34.20mm)	0.366" (9.30mm)

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.