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
36T0153-00P FERRITE CORE TOROID 909NH 36 Laird-Signal Integrity Products	1,022	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	36	0.156" (3.96mm)	909 nH	-0.25%	Ungapped	-	4500	5.92	8.05	-	-	-	Parylene	0.051" (1.29mm)	-	-
28T0135-10P FERRITE CORE TOROID 230NH 28 Laird-Signal Integrity Products	2,930	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	28	0.136" (3.45mm)	230 nH	±20%	Ungapped	-	850	4.45	4.45	1.7	-	-	Parylene	0.082" (2.08mm)	-	-
36T0119-40P FERRITE CORE TOROID 2.001UH 36 Laird-Signal Integrity Products	2,586	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	36	0.120" (3.05mm)	2.001 µH	±25%	Ungapped	-	4500	2.826	5.988	2.119	-	12.69	Parylene	0.100" (2.54mm)	-	-
46T0135-10P FERRITE CORE TOROID 1.081UH 46 Laird-Signal Integrity Products	3,140	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	46	0.140" (3.56mm)	1.081 µH	±25%	Ungapped	-	4000	4.65	7.619	1.639	-	12.485	Parylene	0.080" (2.03mm)	-	-
35T0155-10P FERRITE CORE TOROID 719NH 35 Laird-Signal Integrity Products	2,944	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	35	0.156" (3.96mm)	719 nH	±20%	Ungapped	-	5000	8.29	9.16	1.11	-	-	Parylene	0.051" (1.29mm)	-	-
33T0082-300 FERRITE CORE TOROID 540NH 33 Laird-Signal Integrity Products	4,298	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	33	0.080" (2.03mm)	540 nH	±30%	Ungapped	-	2300	-	-	-	-	-	Uncoated	-	-	-
35T0155-20P FERRITE CORE TOROID 1.136UH 35 Laird-Signal Integrity Products	3,657	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	35	0.156" (3.96mm)	1.136 µH	±20%	Ungapped	-	5000	5.53	9.2	1.66	-	-	Parylene	0.080" (2.03mm)	-	-
25N0136-10P FERRITE CORE 2 HOLE 29NH 25 Laird-Signal Integrity Products	4,395	-	RFQ	Datasheet	-	Bulk	Obsolete	Multi-Hole (2)	-	25	-	29 nH	±30%	Ungapped	-	125	-	-	-	-	-	Parylene	0.060" (1.52mm)	0.137" (3.48mm)	0.080" (2.03mm)
35T0155-00P FERRITE CORE TOROID 35 Laird-Signal Integrity Products	2,004	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	35	0.155" (3.94mm)	-	±20%	Ungapped	-	5000	4.194	9.165	2.185	-	20.029	Parylene	0.100" (2.54mm)	-	-
35N0136-10P FERRITE CORE 2 HOLE 1.88UH 35 Laird-Signal Integrity Products	3,836	-	RFQ	Datasheet	-	Bulk	Active	Multi-Hole (2)	-	35	-	1.88 µH	±25%	Ungapped	-	5000	-	-	-	-	-	Parylene	0.060" (1.52mm)	0.137" (3.48mm)	0.080" (2.03mm)
25T0155-10P FERRITE CORE TOROID 18NH 25 Laird-Signal Integrity Products	4,167	-	RFQ	Datasheet	-	Bulk	Obsolete	Toroid	-	25	0.155" (3.94mm)	18 nH	±30%	Ungapped	-	125	8.74	9.196	1.052	-	9.677	Parylene	0.050" (1.27mm)	-	-
36T0145-00P FERRITE CORE TOROID 36 Laird-Signal Integrity Products	4,328	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	36	0.146" (3.71mm)	-	-0.25%	Ungapped	-	4500	-	-	-	-	-	Parylene	0.101" (2.57mm)	-	-
35T0190-10P FERRITE CORE TOROID 949NH 35 Laird-Signal Integrity Products	4,138	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	35	0.191" (4.85mm)	949 nH	±20%	Ungapped	-	5000	6.62	10.2	1.54	-	-	Parylene	0.051" (1.29mm)	-	-
28T0115-400 FERRITE CORE TOROID 380NH 28 Laird-Signal Integrity Products	2,709	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	28	0.115" (2.93mm)	380 nH	±25%	Ungapped	-	850	-	-	-	-	-	Uncoated	0.148" (3.75mm)	-	-
28T0130-00P FERRITE CORE TOROID 206NH 28 Laird-Signal Integrity Products	4,132	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	28	0.130" (3.30mm)	206 nH	±20%	Ungapped	-	850	5.18	6.2	1.2	-	-	Parylene	0.051" (1.29mm)	-	-
2815002302 FERRITE CORE 2 HOLE 15 Fair-Rite Products Corp.	3,531	-	RFQ	Datasheet	-	Bag	Active	Multi-Hole (2)	-	15	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.132" (3.35mm)	0.136" (3.45mm)	0.079" (2.00mm)
28T0153-70P FERRITE CORE TOROID 28 Laird-Signal Integrity Products	4,262	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	28	0.155" (3.94mm)	-	±20%	Ungapped	-	850	4.445	8.097	1.821	-	14.748	Parylene	0.070" (1.78mm)	-	-
28B0157-500 FERRITE CORE TUBE 28 Laird-Signal Integrity Products	1,717	-	RFQ	Datasheet	-	Bulk	Active	Tube	-	28	0.157" (4.00mm)	-	-	Ungapped	-	650	-	-	-	-	-	Uncoated	0.118" (3.00mm)	-	-
42T0231-10P FERRITE CORE TOROID 2.974UH 42 Laird-Signal Integrity Products	2,800	-	RFQ	Datasheet	-	Bulk	Obsolete	Toroid	-	42	0.230" (5.84mm)	2.974 µH	±25%	Ungapped	-	7500	3.082	12.991	4.215	-	54.753	Parylene	0.120" (3.05mm)	-	-
46T0145-00P FERRITE CORE TOROID 1.63UH 46 Laird-Signal Integrity Products	3,848	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	46	0.146" (3.71mm)	1.63 µH	-	Ungapped	-	4000	2.97	7.51	2.53	-	-	Parylene	0.101" (2.57mm)	-	-

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.