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
C055240M4 MPP 125 PERM GREY 240 SIZE Magnetics, a division of Spang & Co.	3,529	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.285" (7.24mm)	54 nH	±8%	Ungapped	-	125	-	13.6	4.76	-	64.9	Coated	0.125" (3.18mm)	-	-
0059933A2 EDGE 014 PERM GREEN 930 SIZE Magnetics, a division of Spang & Co.	1,834	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	1.060" (26.92mm)	18 nH	±8%	Ungapped	-	14	-	63.5	65.4	-	4150.0	Uncoated	0.440" (11.18mm)	-	-
0079601A7 KOOL MU MAX 026 PERM BLACK 596 S Magnetics, a division of Spang & Co.	1,582	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.346" (59.60mm)	54 nH	±8%	Ungapped	-	26	-	143.0	237.0	-	33900.0	Uncoated	0.768" (19.50mm)	-	-
0076599A7 KOOL MU HF 060 PERM BLACK 596 SI Magnetics, a division of Spang & Co.	1,407	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.346" (59.60mm)	124 nH	±8%	Ungapped	-	60	-	143.0	237.0	-	33900.0	Uncoated	0.768" (19.50mm)	-	-
0076601A7 KOOL MU HF 026 PERM BLACK 596 SI Magnetics, a division of Spang & Co.	1,292	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.346" (59.60mm)	54 nH	±8%	Ungapped	-	26	-	143.0	237.0	-	33900.0	Uncoated	0.768" (19.50mm)	-	-
0078439A7HT37 X FLUX 060 PERM BROWN 438 SIZE Magnetics, a division of Spang & Co.	1,237	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0079599A7 KOOL MU MAX 060 PERM BLACK 596 S Magnetics, a division of Spang & Co.	1,309	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.346" (59.60mm)	125 nH	±8%	Ungapped	-	60	-	143.0	237.0	-	33900.0	Uncoated	0.768" (19.50mm)	-	-
E65/32/27-3F3-E100 Ferrite Misc Ferroxcube	1,833	-	RFQ	Datasheet	-	Bulk	Active	E	E 65 x 32 x 27	3F3	-	100 nH	±5%	Gapped	22.0	-	0.274	147.0	540.0	530.0	79000.0	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)
E65/32/27-3F3-E315 Ferrite Misc Ferroxcube	4,242	-	RFQ	Datasheet	-	Bulk	Active	E	E 65 x 32 x 27	3F3	-	315 nH	±5%	Gapped	68.0	-	0.274	147.0	540.0	530.0	79000.0	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)
E65/32/27-3F3-G4000 Ferrite Misc Ferroxcube	2,712	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0W44229UG POT CORE Magnetics, a division of Spang & Co.	3,832	-	RFQ	Datasheet	-	Bulk	Active	P	-	W	1.669" (42.40mm)	40 µH	-	Ungapped	-	10000	-	68.6	265.0	214.0	18200.0	Uncoated	0.579" (14.70mm)	-	-
00X8030B060 X FLUX 8030 BLOCK Magnetics, a division of Spang & Co.	2,027	-	RFQ	Datasheet	-	Bulk	Active	I	-	XFlux	-	-	-	Ungapped	-	60	-	-	-	-	48800.0	Uncoated	1.193" (30.30mm)	3.169" (80.50mm)	0.787" (20.00mm)
00X8030B040 X FLUX 8030 BLOCK Magnetics, a division of Spang & Co.	1,638	-	RFQ	Datasheet	-	Bulk	Active	I	-	XFlux	-	-	-	Ungapped	-	40	-	-	-	-	48800.0	Uncoated	1.193" (30.30mm)	3.169" (80.50mm)	0.787" (20.00mm)
PQ50/50-3F4 FERRITE CORE PQ 3F4 2PC SET Ferroxcube	1,111	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 50 x 50	3F4	-	-	±25%	Ungapped	822.0	-	0.345	113.0	328.0	314.0	37100.0	Uncoated	1.969" (50.00mm)	2.008" (51.00mm)	1.260" (32.00mm)
C058071A2HT15 HIGH FLUX 060 PERM KHAKI 548 SIZ Magnetics, a division of Spang & Co.	3,640	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.325" (33.66mm)	80 nH	±8%	Ungapped	-	60	-	81.4	86.0	-	7000.0	Coated	0.591" (15.00mm)	-	-
C055585A2 MPP 125 PERM GREY 585 SIZE Magnetics, a division of Spang & Co.	1,870	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.385" (35.18mm)	79 nH	±8%	Ungapped	-	125	-	89.5	46.4	-	4150.0	Coated	0.384" (9.78mm)	-	-
C055583A2 MPP 160 PERM GREY 585 SIZE Magnetics, a division of Spang & Co.	1,428	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.385" (35.18mm)	101 nH	±8%	Ungapped	-	160	-	89.5	46.4	-	4150.0	Coated	0.384" (9.78mm)	-	-
C055584A2 MPP 147 PERM GREY 585 SIZE Magnetics, a division of Spang & Co.	4,531	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.385" (35.18mm)	93 nH	±8%	Ungapped	-	147	-	89.5	46.4	-	4150.0	Coated	0.384" (9.78mm)	-	-
0076516A7 KOOL MU HF 040 PERM BLACK 520 SI Magnetics, a division of Spang & Co.	1,373	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.051" (52.10mm)	100 nH	±8%	Ungapped	-	40	-	109.0	217.0	-	23500.0	Uncoated	0.598" (15.20mm)	-	-
0076515A7 KOOL MU HF 026 PERM BLACK 520 SI Magnetics, a division of Spang & Co.	4,271	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mµ	2.051" (52.10mm)	65 nH	±8%	Ungapped	-	26	-	109.0	217.0	-	23500.0	Uncoated	0.598" (15.20mm)	-	-

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.