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
ER18/3.2/10-3F36-A400-S Ferrite Misc Ferroxcube	1,823	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
ER18/3.2/10-3F36-A160-S Ferrite Misc Ferroxcube	4,977	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RM10/I-3C96 FERRITE CORE RM 3C96 2PC SET Ferroxcube	2,416	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3C96	-	-	±25%	Ungapped	1680.0	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	-	-	-
RM10/I-3F4 FERRITE CORE RM 3F4 2PC SET Ferroxcube	4,151	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3F4	-	-	±25%	Ungapped	-	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
C058409A2 HIGH FLUX 147 PERM KHAKI 410 SIZ Magnetics, a division of Spang & Co.	4,506	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.295" (7.49mm)	81 nH	±8%	Ungapped	-	147	-	16.5	7.25	-	120.0	Coated	0.225" (5.72mm)	-	-
C055050A9 MPP 125 PERM GREY 050 SIZE Magnetics, a division of Spang & Co.	1,078	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.545" (13.84mm)	56 nH	±8%	Ungapped	-	125	-	31.2	10.9	-	340.0	Coated	0.232" (5.89mm)	-	-
C055035A2 MPP 300 PERM GREY 040 SIZE Magnetics, a division of Spang & Co.	2,871	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.425" (10.80mm)	159 nH	±8%	Ungapped	-	300	-	23.0	9.57	-	220.0	Coated	0.181" (4.60mm)	-	-
C058410A2 HIGH FLUX 125 PERM KHAKI 410 SIZ Magnetics, a division of Spang & Co.	2,123	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.295" (7.49mm)	70 nH	±8%	Ungapped	-	125	-	16.5	7.25	-	120.0	Coated	0.225" (5.72mm)	-	-
C058411A2 HIGH FLUX 060 PERM KHAKI 410 SIZ Magnetics, a division of Spang & Co.	1,004	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.295" (7.49mm)	33 nH	±8%	Ungapped	-	60	-	16.5	7.25	-	120.0	Coated	0.225" (5.72mm)	-	-
0058413A2 HIGH FLUX 014 PERM KHAKI 410 SIZ Magnetics, a division of Spang & Co.	1,649	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.270" (6.86mm)	8 nH	±8%	Ungapped	-	14	-	16.5	7.25	-	120.0	Uncoated	0.200" (5.08mm)	-	-
0058412A2 HIGH FLUX 026 PERM KHAKI 410 SIZ Magnetics, a division of Spang & Co.	4,234	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.270" (6.86mm)	14 nH	±8%	Ungapped	-	26	-	16.5	7.25	-	120.0	Uncoated	0.200" (5.08mm)	-	-
B64290L0058X087 R34/20.5/10 N87 TOROID EPCOS - TDK Electronics	3,222	-	RFQ	Datasheet	B64290	Tray	Active	Toroid	R 34 x 20.5 x 12.5	N87	1.397" (35.50mm)	2.23 µH	±25%	Ungapped	-	2200	1.24	82.06	66.08	-	5423.0	Epoxy	0.437" (11.10mm)	-	-
B64290A0058X097 R34/20.5/10 N97 RINGKERN EPCOS - TDK Electronics	2,411	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B64290A0672X037 FERRITE CORE TOROID EPCOS - TDK Electronics	1,391	-	RFQ	Datasheet	T26/14.5/15	Box	Active	Toroid	-	-	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	-	-	-
EP13-3E6 Ferrite Misc Ferroxcube	2,720	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 13	3E6	-	8.5 µH	-30%, +40%	Ungapped	8400.0	-	1.24	24.2	19.5	14.9	472.0	Uncoated	0.256" (6.50mm)	0.504" (12.80mm)	0.354" (9.00mm)
B65811J0250A041 FERRITE CORE RM EPCOS - TDK Electronics	4,427	-	RFQ	Datasheet	RM8	Box	Active	RM	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	-	-	-
B65811J0400J041 FERRITE CORE RM EPCOS - TDK Electronics	4,976	-	RFQ	Datasheet	RM8	Box	Active	RM	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	-	-	-
B65811J0040A041 FERRITE CORE RM EPCOS - TDK Electronics	2,601	-	RFQ	Datasheet	RM8	Box	Active	RM	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	-	-	-
EC52/24/14-3C94-G500 Ferrite Misc Ferroxcube	1,077	-	RFQ	Datasheet	-	Bulk	Active	EC	EC 52 x 24 x 14	3C94	-	4 µH	±25%	Gapped	190.0	-	-	105.0	108.0	141.0	18800.0	Uncoated	0.953" (24.20mm)	2.055" (52.20mm)	0.528" (13.40mm)
EC52/24/14-3C94-G1000 Ferrite Misc Ferroxcube	4,583	-	RFQ	Datasheet	-	Bulk	Active	EC	EC 52 x 24 x 14	3C94	-	4 µH	±25%	Gapped	100.0	-	-	105.0	108.0	141.0	18800.0	Uncoated	0.953" (24.20mm)	2.055" (52.20mm)	0.528" (13.40mm)

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.