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
0055412A2 MPP 026 PERM GREY 410 SIZE Magnetics, a division of Spang & Co.	4,747	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.270" (6.86mm)	14 nH	±8%	Ungapped	-	26	-	16.5	7.25	-	120.0	Uncoated	0.200" (5.08mm)	-	-
0R45724EC LAM SIZE E-CORE Magnetics, a division of Spang & Co.	1,523	-	RFQ	Datasheet	-	Bulk	Active	E	-	R	-	8.093 µH	-	Ungapped	-	2300	-	107.0	337.0	337.0	36000.0	Uncoated	0.929" (23.60mm)	2.209" (56.10mm)	0.740" (18.80mm)
0055410AY MPP 125 PERM AY 410 SIZE Magnetics, a division of Spang & Co.	2,915	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.270" (6.86mm)	70 nH	±8%	Ungapped	-	125	-	16.5	7.25	-	120.0	Uncoated	0.200" (5.08mm)	-	-
DW42616UG DOUBLE SLAB SCP Magnetics, a division of Spang & Co.	1,009	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	W	-	13 µH	-	Ungapped	-	10000	-	38.9	77.0	62.7	3000.0	Uncoated	0.634" (16.10mm)	1.004" (25.50mm)	0.673" (17.09mm)
0058050AY HIGH FLUX 125 PERM AY 050 SIZE Magnetics, a division of Spang & Co.	3,298	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.500" (12.70mm)	56 nH	±8%	Ungapped	-	125	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
0R42625A160 GAPPED PQ CORE Magnetics, a division of Spang & Co.	4,463	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	R	-	160 nH	-	Ungapped	-	2300	-	54.3	120.0	-	6530.0	Uncoated	0.972" (24.70mm)	1.075" (27.30mm)	0.748" (19.00mm)
00K4022E026 KOOL MU 4022 E CORE Magnetics, a division of Spang & Co.	2,392	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	104 nH	±8%	Ungapped	-	26	-	98.4	237.0	-	23300.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.787" (20.00mm)
00K4022E040 KOOL MU 4022 E CORE Magnetics, a division of Spang & Co.	1,351	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	140 nH	±8%	Ungapped	-	40	-	98.4	237.0	-	23300.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.787" (20.00mm)
SR43019UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	4,942	-	RFQ	Datasheet	-	Bulk	Active	PS	-	R	1.181" (30.00mm)	5.533 µH	-	Ungapped	-	2300	-	45.6	123.0	96.0	5610.0	Uncoated	0.370" (9.40mm)	-	-
0T44949EC ETD CORE Magnetics, a division of Spang & Co.	3,976	-	RFQ	Datasheet	-	Bulk	Active	ETD	-	T	-	5.14 µH	±25%	Ungapped	-	3000	-	114.0	211.0	209.0	24000.0	Uncoated	0.972" (24.70mm)	1.961" (49.80mm)	0.657" (16.70mm)

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.