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
0055551A2 FERRITE CORE TOROID 14NH MPP Magnetics, a division of Spang & Co.	228	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.325" (33.66mm)	14 nH	±8%	Ungapped	-	14	-	81.4	65.6	-	5340.0	Coated	0.450" (11.45mm)	-	-
0055933A2 FERRITE CORE TOROID 18NH MPP Magnetics, a division of Spang & Co.	324	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.090" (27.69mm)	18 nH	±8%	Ungapped	-	14	-	63.5	-	65.4	4.15	Coated	0.470" (11.94mm)	-	-
0059254A2 FERRITE CORE EDGE 125 GRN SZ 254 Magnetics, a division of Spang & Co.	253	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Coated	-	-	-
0059083A2 FERRITE CORE TOROID 81NH EDGE Magnetics, a division of Spang & Co.	205	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	1.605" (40.77mm)	81 nH	±8%	Ungapped	-	60	-	98.4	107.0	-	10600.0	Coated	0.605" (15.37mm)	-	-
C055286A2 MPP 550 PERM GREY 290 SIZE Magnetics, a division of Spang & Co.	190	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.405" (10.29mm)	290 nH	±8%	Ungapped	-	550	-	21.8	9.45	-	206.0	Coated	0.181" (4.60mm)	-	-
0055550A2 FERRITE CORE TOROID 28NH MPP Magnetics, a division of Spang & Co.	256	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.325" (33.66mm)	28 nH	±8%	Ungapped	-	26	-	81.4	65.6	-	5340.0	Coated	0.450" (11.45mm)	-	-
C055083A2 FERRITE CORE TOROID 81NH MPP Magnetics, a division of Spang & Co.	209	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.605" (40.77mm)	81 nH	±8%	Ungapped	-	60	-	98.4	107.0	-	10600.0	Coated	0.605" (15.37mm)	-	-
0059089A2 EDGE 125 PERM GREEN 089 SIZE Magnetics, a division of Spang & Co.	120	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Coated	-	-	-
C058110A2 FERRITE CORE TOROID 75NH HIGH FL Magnetics, a division of Spang & Co.	180	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	2.285" (58.04mm)	75 nH	±8%	Ungapped	-	60	-	143.0	144.0	-	20700.0	Coated	0.585" (14.86mm)	-	-
B64290A0082X010 FERRITE CORE TOROID 1.4UH K10 EPCOS - TDK Electronics	104	-	RFQ	Datasheet	T50/30/20	Box	Active	Toroid	R 50 x 30 x 20	K10	1.969" (50.00mm)	1.4 µH	±25%	Ungapped	-	700	0.62	120.4	195.7	-	23560.0	Uncoated	0.787" (20.00mm)	-	-
0P49925UC FERRITE CORE U 5.5UH P Magnetics, a division of Spang & Co.	120	-	RFQ	Datasheet	-	Bulk	Active	U	-	P	-	5.5 µH	±25%	Ungapped	-	2500	-	308.0	645.0	-	199000.0	Uncoated	2.248" (57.10mm)	4.000" (101.60mm)	1.000" (25.40mm)
T60006-L2063-V384 FERRITE CORE TOROID VACUUMSCHMELZE	328	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Nanocrystalline	2.650" (67.30mm)	28.7 µH	-	Ungapped	-	-	-	177.0	120.0	-	-	Epoxy	1.126" (28.60mm)	-	-
0055091A2 FERRITE CORE TOROID 37NH MPP Magnetics, a division of Spang & Co.	110	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.840" (46.74mm)	37 nH	±8%	Ungapped	-	26	-	116.0	134.0	-	15600.0	Coated	0.600" (15.24mm)	-	-
C055103A2 FERRITE CORE TOROID 218NH MPP Magnetics, a division of Spang & Co.	114	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.285" (58.04mm)	218 nH	±8%	Ungapped	-	173	-	143.0	144.0	-	20700.0	Coated	0.585" (14.86mm)	-	-
C058906A2 FERRITE CORE TOROID 178NH HI FLX Magnetics, a division of Spang & Co.	4,607	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	3.108" (78.94mm)	178 nH	±8%	Ungapped	-	125	-	196.0	221.0	-	43400.0	Coated	0.670" (17.02mm)	-	-
0055441A2 FERRITE CORE TOROID 32NH MPP Magnetics, a division of Spang & Co.	1,817	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	1.840" (46.74mm)	32 nH	±8%	Ungapped	-	14	-	107.0	199.0	-	21300.0	Coated	0.710" (18.03mm)	-	-
C055110A2 FERRITE CORE TOROID 75NH MPP Magnetics, a division of Spang & Co.	301	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	2.285" (58.04mm)	75 nH	±8%	Ungapped	-	60	-	143.0	144.0	-	20700.0	Coated	0.585" (14.86mm)	-	-
0055868A2 FERRITE CORE TOROID 30NH MPP Magnetics, a division of Spang & Co.	3,748	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	3.108" (78.94mm)	30 nH	±8%	Ungapped	-	26	-	196.0	176.0	-	34500.0	Coated	0.545" (13.84mm)	-	-
C055863A2 FERRITE CORE TOROID 225NH MPP Magnetics, a division of Spang & Co.	2,989	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	3.108" (78.94mm)	225 nH	±8%	Ungapped	-	200	-	196.0	176.0	-	34500.0	Coated	0.545" (13.84mm)	-	-
MACC0320 FERRITE CORE U AMORPHOUS Magnetics, a division of Spang & Co.	2,492	-	RFQ	Datasheet	-	Bulk	Active	U	-	Amorphous	-	-	-	Ungapped	-	-	-	305.0	950.0	-	-	Uncoated	2.579" (65.50mm)	3.110" (79.00mm)	1.969" (50.00mm)

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.