Ferrite Cores

Compare the current Ferrite Cores Magnetics - Transformer, Inductor Components selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.

For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.

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
35T0394-00H FERRITE CORE TOROID 3.466UH 35 Laird-Signal Integrity Products	3,530	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	35	0.400" (10.15mm)	3.466 µH	±20%	Ungapped	-	5000	1.81	21.79	12.02	-	-	Epoxy	0.203" (5.15mm)	-	-
28B0625-300 FERRITE CORE TUBE 28 Laird-Signal Integrity Products	2,069	-	RFQ	Datasheet	-	Bulk	Active	Tube	-	28	0.625" (15.88mm)	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	-	-
33T0500-100 FERRITE CORE TOROID 1.619UH 33 Laird-Signal Integrity Products	3,228	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	33	0.500" (12.70mm)	1.619 µH	±20%	Ungapped	-	2700	2.1	31.22	14.9	-	-	Uncoated	0.250" (6.35mm)	-	-
28T0500-10H FERRITE CORE TOROID 510NH 28 Laird-Signal Integrity Products	1,016	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	28	0.506" (12.85mm)	510 nH	±20%	Ungapped	-	850	2.1	31.22	14.9	-	-	Epoxy	0.256" (6.50mm)	-	-
40T0232-20P FERRITE CORE TOROID 2.147UH 40 Laird-Signal Integrity Products	2,273	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	40	0.231" (5.87mm)	2.147 µH	±30%	Ungapped	-	10000	5.86	13.03	2.22	-	-	Parylene	0.066" (1.68mm)	-	-
28T0562-300 FERRITE CORE TOROID 28 Laird-Signal Integrity Products	1,471	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	28	0.562" (14.27mm)	-	±25%	Ungapped	-	850	-	-	-	-	-	Uncoated	0.209" (5.30mm)	-	-
39T0500-10H FERRITE CORE TOROID 4.2UH 39 Laird-Signal Integrity Products	3,438	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	39	0.506" (12.85mm)	4.2 µH	±25%	Ungapped	-	7000	1.92	31.06	16.17	-	-	Epoxy	0.256" (6.50mm)	-	-
37T0501-100 FERRITE CORE TOROID 5.489UH 37 Laird-Signal Integrity Products	3,423	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	37	0.500" (12.70mm)	5.489 µH	±25%	Ungapped	-	5500	1.72	29.51	17.17	-	-	Uncoated	0.250" (6.35mm)	-	-
39T0501-10H FERRITE CORE TOROID 5.12UH 39 Laird-Signal Integrity Products	4,756	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	39	0.506" (12.85mm)	5.12 µH	±25%	Ungapped	-	7000	1.59	29.32	18.47	-	-	Epoxy	0.256" (6.50mm)	-	-
33N0525-500 FERRITE CORE 2 HOLE 33 Laird-Signal Integrity Products	4,413	-	RFQ	Datasheet	-	Bulk	Active	Multi-Hole (2)	-	33	-	-	-	Ungapped	-	2300	-	-	-	-	-	Uncoated	0.406" (10.30mm)	0.525" (13.34mm)	0.295" (7.49mm)

Ferrite Cores FAQ

How can I narrow the current Ferrite Cores selection?

Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.

Can EGOO help source hard-to-find or obsolete Ferrite Cores parts?

Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.

Can I request a quotation for a BOM or small-batch requirement?

Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.

What information should I provide when requesting a quote?

Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.