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
0055588A2 MPP 014 PERM GREY 585 SIZE Magnetics, a division of Spang & Co.	4,806	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.350" (34.29mm)	9 nH	±8%	Ungapped	-	14	-	89.5	46.4	-	4150.0	Uncoated	0.350" (8.90mm)	-	-
C055580A2 MPP 300 PERM GREY 585 SIZE Magnetics, a division of Spang & Co.	1,959	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.385" (35.18mm)	190 nH	±8%	Ungapped	-	300	-	89.5	46.4	-	4150.0	Coated	0.384" (9.78mm)	-	-
0R49718TC TOROID Magnetics, a division of Spang & Co.	2,375	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	4.213" (107.00mm)	4.127 µH	±25%	Ungapped	-	2300	-	259.0	370.0	-	96000.0	Uncoated	0.709" (18.00mm)	-	-
P42/29-3C95-E315 Ferrite Misc Ferroxcube	1,000	-	RFQ	Datasheet	-	Bulk	Active	P	P 42 x 29	3C95	1.669" (42.40mm)	315 nH	±3%	Gapped	65.0	-	0.259	68.6	265.0	214.0	18200.0	Uncoated	0.579" (14.70mm)	-	-
P42/29-3C95-E400 Ferrite Misc Ferroxcube	4,873	-	RFQ	Datasheet	-	Bulk	Active	P	P 42 x 29	3C95	1.669" (42.40mm)	400 nH	±3%	Gapped	82.0	-	0.259	68.6	265.0	214.0	18200.0	Uncoated	0.579" (14.70mm)	-	-
0077734A7 KOOL MU 014 PERM BLACK 740 SIZE Magnetics, a division of Spang & Co.	4,368	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.917" (74.09mm)	48 nH	±8%	Ungapped	-	14	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0077738A7 KOOL MU 075 PERM BLACK 740 SIZE Magnetics, a division of Spang & Co.	2,222	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.917" (74.09mm)	255 nH	±8%	Ungapped	-	75	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0077736A7 KOOL MU 040 PERM BLACK 740 SIZE Magnetics, a division of Spang & Co.	1,004	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.917" (74.09mm)	136 nH	±8%	Ungapped	-	40	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0077739A7 KOOL MU 090 PERM BLACK 740 SIZE Magnetics, a division of Spang & Co.	1,357	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.917" (74.09mm)	306 nH	±8%	Ungapped	-	90	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
0077740A7 KOOL MU 125 PERM BLACK 740 SIZE Magnetics, a division of Spang & Co.	2,771	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.917" (74.09mm)	425 nH	±8%	Ungapped	-	125	-	184.0	497.0	-	91400.0	Uncoated	1.378" (35.00mm)	-	-
TX63/38/25-3E25 Ferrite Misc Ferroxcube	4,785	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 63 x 38 x 25	3E25	2.496" (63.40mm)	13.9 µH	±25%	Ungapped	-	5500	0.497	152.0	306.0	-	46500.0	Epoxy	0.996" (25.30mm)	-	-
0058390A2 HIGH FLUX 026 PERM KHAKI 395 SIZ Magnetics, a division of Spang & Co.	2,614	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.580" (40.13mm)	53 nH	±8%	Ungapped	-	26	-	95.0	153.0	-	14600.0	Uncoated	0.669" (17.00mm)	-	-
9478117002 FERRITE CORE E 78 SET Fair-Rite Products Corp.	1,715	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	28.0	147.0	531.0	529.0	78100.0	Uncoated	-	-	-
PM62/49-3C94-E315 Ferrite Misc Ferroxcube	3,733	-	RFQ	Datasheet	PM62/49	Bulk	Active	PM	PM 62 x 49	3C94	2.441" (62.00mm)	315 nH	±3%	Gapped	48.0	-	0.191	109.0	570.0	470.0	62000.0	Uncoated	0.965" (24.50mm)	-	-
PM62/49-3C94-A630 Ferrite Misc Ferroxcube	4,520	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 62 x 49	3C94	-	630 nH	-	Gapped	-	-	0.191	109.0	570.0	470.0	62000.0	Uncoated	0.965" (24.50mm)	-	-
PM62/49-3C90-E315 Ferrite Misc Ferroxcube	2,401	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 62 x 49	3C90	-	-	-	Gapped	-	-	-	109.0	570.0	470.0	62000.0	Uncoated	0.965" (24.50mm)	-	-
PM62/49-3C90-G2000 Ferrite Misc Ferroxcube	1,445	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 62 x 49	3C94	2.441" (62.00mm)	350 nH	-	Gapped	53.0	-	0.191	109.0	570.0	470.0	62000.0	Uncoated	0.965" (24.50mm)	-	-
PM62/49-3C94-G2000 Ferrite Misc Ferroxcube	3,021	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 62 x 49	3C94	2.441" (62.00mm)	350 nH	-	Gapped	53.0	-	0.191	109.0	570.0	470.0	62000.0	Uncoated	0.965" (24.50mm)	-	-
T80/40/15-3E6 Ferrite Misc Ferroxcube	1,774	-	RFQ	Datasheet	-	Bulk	Active	Toroid	Toroid 80 x 40 x 15	3E6	3.150" (80.00mm)	20.2 µH	±30%	Ungapped	9500.0	-	0.604	174.0	288.0	-	50200.0	Uncoated	0.591" (15.00mm)	-	-
9495207002 FERRITE CORE E 95 SET Fair-Rite Products Corp.	2,804	-	RFQ	Datasheet	-	Bulk	Active	E	-	95	-	-	±25%	Ungapped	-	3000	15.4	80.7	520.0	515.0	41500.0	Uncoated	0.407" (10.34mm)	2.520" (64.00mm)	2.008" (51.00mm)

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.