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
00K8038U060 KOOL MU 8038 U CORE Magnetics, a division of Spang & Co.	3,858	-	RFQ	Datasheet	-	Bulk	Active	U	-	Kool Mu	-	179 nH	-	Ungapped	-	60	-	237.0	354.0	-	83900.0	Uncoated	1.525" (38.74mm)	3.185" (80.90mm)	0.921" (23.40mm)
0P49938EC E SHAPE CORE Magnetics, a division of Spang & Co.	1,351	-	RFQ	Datasheet	-	Bulk	Active	Planar E	-	P	-	9.997 µH	-	Ungapped	-	2500	-	148.0	540.0	525.0	79800.0	Uncoated	0.799" (20.30mm)	4.016" (102.00mm)	1.476" (37.50mm)
0R45050UG PQ CORE Magnetics, a division of Spang & Co.	3,118	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	R	-	7.4 µH	-	Ungapped	-	2300	-	113.0	328.0	314.0	37100.0	Uncoated	0.984" (25.00mm)	2.008" (51.00mm)	1.260" (32.00mm)
0055275AY MPP 300 PERM AY 280 SIZE Magnetics, a division of Spang & Co.	2,089	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.380" (9.65mm)	128 nH	±8%	Ungapped	-	300	-	21.8	7.52	-	164.0	Uncoated	0.125" (3.18mm)	-	-
00K8044E040 KOOL MU 8044 E-CORE Magnetics, a division of Spang & Co.	4,618	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mµ	-	113 nH	±8%	Ungapped	-	40	-	208.0	389.0	-	80900.0	Uncoated	1.755" (44.58mm)	3.150" (80.00mm)	0.780" (19.80mm)
00K8044E060 KOOL MU 8044 E-CORE Magnetics, a division of Spang & Co.	2,199	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mµ	-	170 nH	±8%	Ungapped	-	60	-	208.0	389.0	-	80900.0	Uncoated	1.755" (44.58mm)	3.150" (80.00mm)	0.780" (19.80mm)
00K8044E014 KOOL MU 8044 E CORE Magnetics, a division of Spang & Co.	4,139	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
C055344A2 MPP 173 PERM GREY 350 SIZE Magnetics, a division of Spang & Co.	4,521	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.958" (24.33mm)	146 nH	±8%	Ungapped	-	173	-	58.8	38.8	-	2280.0	Coated	0.380" (9.65mm)	-	-
00X8020E060S01 X FLUX HDCB 8020 E-CORE Magnetics, a division of Spang & Co.	3,402	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0055239AY MPP 147 PERM AY 240 SIZE Magnetics, a division of Spang & Co.	1,402	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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.