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
P42/29-3D3-E315/N Ferrite Misc Ferroxcube	4,779	-	RFQ	Datasheet	P42/29	Bulk	Active	P	P 42 x 29	3D3	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)	-	-
00H5030B026 HIGH FLUX 026 PERM 5030 BLOCK Magnetics, a division of Spang & Co.	4,941	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0079777A7 KOOL MU MAX 060 PERM BLACK 778 S Magnetics, a division of Spang & Co.	1,367	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	205 nH	±8%	Ungapped	-	60	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0079772A7 KOOL MU MAX 019 PERM BLACK 778 S Magnetics, a division of Spang & Co.	3,013	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	64 nH	±8%	Ungapped	-	19	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
0079775A7 KOOL MU MAX 026 PERM BLACK 778 S Magnetics, a division of Spang & Co.	1,963	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	3.063" (77.80mm)	88 nH	±8%	Ungapped	-	26	-	177.2	492.0	-	87100.0	Uncoated	1.018" (25.86mm)	-	-
C058716A2 HIGH FLUX 060 PERM KHAKI 715 SIZ Magnetics, a division of Spang & Co.	3,779	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	2.035" (51.69mm)	73 nH	±8%	Ungapped	-	60	-	127.0	125.0	-	15900.0	Coated	0.565" (14.35mm)	-	-
C058715A2 HIGH FLUX 125 PERM KHAKI 715 SIZ Magnetics, a division of Spang & Co.	4,004	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	2.035" (51.69mm)	152 nH	±8%	Ungapped	-	125	-	127.0	125.0	-	15900.0	Coated	0.565" (14.35mm)	-	-
I93/28/30-3C95 Ferrite Misc Ferroxcube	3,686	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
00X114LE060 X FLUX 114L E-CORE Magnetics, a division of Spang & Co.	1,419	-	RFQ	Datasheet	-	Bulk	Active	E	-	XFlux	-	445 nH	±8%	Ungapped	-	60	-	215.0	1220.0	-	262000.0	Uncoated	1.818" (46.18mm)	4.500" (114.30mm)	1.376" (34.94mm)
00X114LE026 X FLUX 114L E-CORE Magnetics, a division of Spang & Co.	3,036	-	RFQ	Datasheet	-	Bulk	Active	E	-	XFlux	-	235 nH	-	Ungapped	-	26	-	215.0	1220.0	-	262000.0	Uncoated	1.818" (46.18mm)	4.500" (114.30mm)	1.376" (34.94mm)
00X114LE040 X FLUX 114L E-CORE Magnetics, a division of Spang & Co.	1,926	-	RFQ	Datasheet	-	Bulk	Active	E	-	XFlux	-	335 nH	±8%	Ungapped	-	40	-	215.0	1220.0	-	262000.0	Uncoated	1.818" (46.18mm)	4.500" (114.30mm)	1.376" (34.94mm)
B64290A0699X037 FERRITE CORE TOROID 13.9UH T37 EPCOS - TDK Electronics	3,521	-	RFQ	Datasheet	T63/38/25	Box	Active	Toroid	R 63 x 38 x 25	T37	2.480" (63.00mm)	13.9 µH	±25%	Ungapped	-	5500	0.5	152.1	305.9	-	46530.0	Uncoated	0.984" (25.00mm)	-	-
B64290A0082X037 FERRITE CORE TOROID 12UH T37 EPCOS - TDK Electronics	2,826	-	RFQ	Datasheet	T50/30/20	Box	Active	Toroid	R 50 x 30 x 20	T37	1.969" (50.00mm)	12 µH	±25%	Ungapped	-	6000	0.62	120.4	195.7	-	23560.0	Uncoated	0.787" (20.00mm)	-	-
TX87/54/14-3C90 Ferrite Misc Ferroxcube	2,567	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 87 x 54 x 14	3C90	3.494" (88.75mm)	2.93 µH	±25%	Ungapped	5500.0	2300	0.987	214.0	217.0	-	46400.0	Epoxy	0.543" (13.80mm)	-	-
TX87/54/14-3C94 Ferrite Misc Ferroxcube	3,358	-	RFQ	Datasheet	TX87/54/14	Bulk	Active	Toroid	TX 87 x 54 x 14	3C94	3.494" (88.75mm)	2.93 µH	±25%	Gapped	-	-	0.987	214.0	217.0	-	46400.0	Epoxy	0.561" (14.25mm)	-	-
I93/28/30-3C91-/G Ferrite Misc Ferroxcube	4,090	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
I93/28/30-3C90-/G Ferrite Misc Ferroxcube	1,375	-	RFQ	Datasheet	-	Bulk	Active	I	I 93 x 28 x 30	3C90	-	10.7 µH	±25%	Ungapped	2150.0	-	0.251	210.0	836.0	-	175000.0	Uncoated	1.083" (27.50mm)	3.661" (93.00mm)	1.181" (30.00mm)
C055380W4 MPP 125 PERM GREY 380 SIZE Magnetics, a division of Spang & Co.	1,605	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.710" (18.03mm)	89 nH	±8%	Ungapped	-	125	-	41.4	32.2	-	960.0	Coated	0.280" (7.11mm)	-	-
C055380M4 MPP 125 PERM GREY 380 SIZE Magnetics, a division of Spang & Co.	2,901	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
C055377M4 MPP 200 PERM GREY 380 SIZE Magnetics, a division of Spang & Co.	4,691	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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.