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
B65671D0100A033 P26/16 M33 100 +3% - EPCOS - TDK Electronics	1,987	-	RFQ	Datasheet	B65671	Tray	Active	P	P 26 x 16	K1	1.024" (26.00mm)	100 nH	±3%	Gapped	32.0	-	0.4	37.2	93.0	-	3460.0	Uncoated	0.321" (8.15mm)	-	-
0055175AY MPP 300 PERM AY 180 SIZE Magnetics, a division of Spang & Co.	3,041	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.183" (4.65mm)	99 nH	±8%	Ungapped	-	300	-	10.6	2.85	-	30.3	Uncoated	0.100" (2.54mm)	-	-
00K6527U026 KOOL MU 6527 U CORE Magnetics, a division of Spang & Co.	4,243	-	RFQ	Datasheet	-	Bulk	Active	U	-	Kool Mu	-	89 nH	±8%	Ungapped	-	26	-	219.0	270.0	-	59100.0	Uncoated	1.280" (32.51mm)	2.565" (65.15mm)	1.063" (27.00mm)
00K6527U060 KOOL MU 6527 U CORE Magnetics, a division of Spang & Co.	3,093	-	RFQ	Datasheet	-	Bulk	Active	U	-	Kool Mu	-	165 nH	-	Ungapped	-	60	-	219.0	270.0	-	59100.0	Uncoated	1.292" (32.82mm)	2.618" (66.50mm)	1.079" (27.40mm)
00K6527U040 KOOL MU 6527 U CORE Magnetics, a division of Spang & Co.	1,737	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
P30/19-3C90-A1000 Ferrite Misc Ferroxcube	2,406	-	RFQ	Datasheet	-	Bulk	Active	P	P 30 x 19	3C90	1.181" (30.00mm)	1 µH	±4%	Gapped	260.0	-	0.33	45.2	137.0	116.0	6190.0	Uncoated	0.370" (9.40mm)	-	-
P30/19-3C91-A400 Ferrite Misc Ferroxcube	1,819	-	RFQ	Datasheet	P30/19	Bulk	Active	P	P 30 x 19	3C91	1.181" (30.00mm)	400 nH	±3%	Gapped	2180.0	-	0.33	45.2	137.0	116.0	6190.0	Uncoated	0.370" (9.40mm)	-	-
P30/19-3C91-A630 Ferrite Misc Ferroxcube	4,879	-	RFQ	Datasheet	-	Bulk	Active	P	P 30 x 19	3C91	1.181" (30.00mm)	630 nH	±3%	Gapped	165.0	-	0.33	45.2	137.0	116.0	6190.0	Uncoated	0.370" (9.40mm)	-	-
C058930A2HT15 HIGH FLUX 125 PERM KHAKI 930 SIZ Magnetics, a division of Spang & Co.	1,940	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.090" (27.69mm)	197 nH	±8%	Ungapped	-	125	-	63.5	82.1	-	5210.0	Coated	0.591" (15.00mm)	-	-
C058894A2HT15 HIGH FLUX 060 PERM KHAKI 930 SIZ Magnetics, a division of Spang & Co.	2,062	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.090" (27.69mm)	94 nH	±8%	Ungapped	-	60	-	63.5	82.1	-	5210.0	Coated	0.591" (15.00mm)	-	-
ETD59/31/22-3F3 Ferrite Misc Ferroxcube	3,488	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 59 x 31 x 22	3F3	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.220" (31.00mm)	2.354" (59.80mm)	0.852" (21.65mm)
NP44230UG RM NH CORE Magnetics, a division of Spang & Co.	2,258	-	RFQ	Datasheet	-	Bulk	Active	RM	-	P	-	7.54 µH	-	Ungapped	-	2500	-	70.0	198.0	168.0	13900.0	Uncoated	0.593" (15.05mm)	1.661" (42.20mm)	0.748" (19.00mm)
T60006L2030V129 FERRITE CORE TOROID 15.7UH VACUUMSCHMELZE	3,824	-	RFQ	Datasheet	-	Box	Active	Toroid	-	-	1.291" (32.80mm)	15.7 µH	-	Ungapped	-	-	-	78.5	57.0	-	-	Uncoated	0.701" (17.80mm)	-	-
0J46113TC TOROID UNCOATED Magnetics, a division of Spang & Co.	3,349	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	2.402" (61.00mm)	6.845 µH	±20%	Ungapped	-	5000	-	144.6	157.4	-	22774.0	Uncoated	0.500" (12.70mm)	-	-
LPH4225E060L123 HIGH FLUX 060 PERM LP 4225 SIZE Magnetics, a division of Spang & Co.	4,273	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	High Flux	-	218 nH	-	Ungapped	-	60	-	76.1	206.0	-	15680.0	Uncoated	0.484" (12.30mm)	1.654" (42.00mm)	0.984" (25.00mm)
B65815P0000R092 FERRITE CORE RM 4.8UH N92 2PCS EPCOS - TDK Electronics	2,317	-	RFQ	Datasheet	RM12/LP	Box	Active	RM	RM 12 LP	N92	-	4.8 µH	-20%, +30%	Ungapped	1090.0	1500	0.29	42.0	147.5	124.7	6195.0	Uncoated	0.331" (8.40mm)	1.480" (37.60mm)	0.634" (16.10mm)
ZF43825TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,766	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	1.545" (39.25mm)	10.04 µH	±20%	Ungapped	-	3000	-	82.8	231.0	-	19152.0	Epoxy	1.035" (26.29mm)	-	-
0T44040UG PQ CORE Magnetics, a division of Spang & Co.	4,880	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	T	-	6.1 µH	-	Ungapped	-	3000	-	102.0	201.0	175.0	20500.0	Uncoated	0.392" (9.95mm)	1.634" (41.50mm)	1.102" (28.00mm)
ZT43825TC TOROID GREY COATED Magnetics, a division of Spang & Co.	2,104	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	T	1.545" (39.25mm)	10.5 µH	±25%	Ungapped	-	3000	-	82.8	231.0	-	19152.0	Epoxy	1.035" (26.29mm)	-	-
RM14/I-3C94 FERRITE CORE RM 3C94 2PC SET Ferroxcube	2,880	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 14	3C94	-	-	±25%	Ungapped	-	-	0.353	70.0	198.0	168.0	13900.0	Uncoated	1.185" (30.10mm)	1.661" (42.20mm)	0.748" (19.00mm)

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.