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
7895400121 FERRITE CORE E 95 SET Fair-Rite Products Corp.	4,021	-	RFQ	Datasheet	-	Bulk	Active	E	-	95	-	-	±25%	Ungapped	-	3000	109.0	16.6	15.2	15.0	252.0	Uncoated	-	0.551" (14.00mm)	0.197" (5.00mm)
ZC41005TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,681	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	C	0.400" (10.15mm)	599 nH	±25%	Ungapped	-	900	-	20.7	10.9	-	227.0	Epoxy	0.210" (5.34mm)	-	-
B64290P0687X830 FERRITE CORE TOROID 1.68UH N30 EPCOS - TDK Electronics	3,340	-	RFQ	Datasheet	TC5.8/3/3	Box	Active	Toroid	-	N30	0.231" (5.87mm)	1.68 µH	±25%	Ungapped	-	4300	3.22	13.03	4.04	-	52.6	Parylene	0.119" (3.02mm)	-	-
PLT14/5/1.5/S-3C90 FERRITE CORE E 3C90 Ferroxcube	2,660	-	RFQ	Datasheet	-	Bulk	Active	E	PLT 14 x 5 x 1.5	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
PLT14/5/1.5/S-3C94 Ferrite Misc Ferroxcube	2,282	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	3C94	-	-	-	Ungapped	-	-	1.15	16.4	14.2	10.9	230.0	Uncoated	0.071" (1.80mm)	0.551" (14.00mm)	0.197" (5.00mm)
E25/10/6-3F36-G100 FERRITE CORE E 3F36 Ferroxcube	2,427	-	RFQ	Datasheet	-	Bulk	Active	E	E 25 x 10 x 6	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.380" (9.65mm)	1.000" (25.40mm)	0.250" (6.35mm)
E25/10/6-3F36-G200 FERRITE CORE E 3F36 Ferroxcube	4,289	-	RFQ	Datasheet	-	Bulk	Active	E	E 25 x 10 x 6	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.380" (9.65mm)	1.000" (25.40mm)	0.250" (6.35mm)
I25/6/6-3C91 FERRITE CORE I 3C91 Ferroxcube	1,164	-	RFQ	Datasheet	-	Bulk	Active	I	I 25 x 6 x 6	3C91	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.252" (6.40mm)	1.000" (25.40mm)	0.252" (6.40mm)
I25/6/6-3C94 FERRITE CORE I 3C94 Ferroxcube	3,955	-	RFQ	Datasheet	-	Bulk	Active	I	I 25 x 6 x 6	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.252" (6.40mm)	1.000" (25.40mm)	0.252" (6.40mm)
ZW41305TC TOROID GREY COATED Magnetics, a division of Spang & Co.	3,283	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	0.530" (13.45mm)	4.76 µH	±30%	Ungapped	-	10000	-	31.2	11.9	-	372.0	Epoxy	0.226" (5.75mm)	-	-
FR42216EC E-CORE WITH FLAT BACK Magnetics, a division of Spang & Co.	3,550	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	R	-	5.066 µH	-	Ungapped	-	2300	-	32.5	78.5	76.0	2550.0	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
FP42216EC E-CORE - FLAT BACK Magnetics, a division of Spang & Co.	2,900	-	RFQ	Datasheet	-	Bulk	Active	Planar E	-	P	-	5.387 µH	-	Ungapped	-	2500	-	32.5	78.5	76.0	2550.0	Uncoated	0.225" (5.72mm)	0.858" (21.80mm)	0.622" (15.80mm)
I25/6/6-3C90 Ferrite Misc Ferroxcube	2,854	-	RFQ	Datasheet	I25/6/6	Bulk	Active	I	I 25 x 6 x 6	3C90	-	1.5 µH	±25%	Ungapped	-	-	1.59	64.3	40.3	-	2590.0	Uncoated	0.252" (6.40mm)	-	0.252" (6.40mm)
TX10/6/4-3E27-M7 FERRITE CORE TOROID 3E+27 Ferroxcube	4,567	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	3E27	-	-	-	Ungapped	-	-	3.07	24.1	7.8	-	3.07	Epoxy	0.167" (4.25mm)	-	-
E20/10/5-3F3 Ferrite Misc Ferroxcube	1,276	-	RFQ	Datasheet	-	Bulk	Active	E	E 20 x 10 x 5	3F3	-	1.4 µH	±25%	Ungapped	1530.0	-	1.37	-	31.2	25.2	1340.0	Uncoated	0.394" (10.00mm)	0.815" (20.70mm)	0.209" (5.30mm)
B66379U0170X127 E19/8/5 N27 170 +8% - EPCOS - TDK Electronics	3,677	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0P42526EC E CORE Magnetics, a division of Spang & Co.	1,560	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	3.784 µH	-	Ungapped	-	2500	-	57.5	78.4	78.4	4500.0	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.433" (11.00mm)
0P41106UC U SHAPE CORE Magnetics, a division of Spang & Co.	3,769	-	RFQ	Datasheet	-	Bulk	Active	U	-	P	-	914 nH	-	Ungapped	-	2500	-	29.2	12.0	11.5	350.0	Uncoated	0.165" (4.20mm)	0.427" (10.85mm)	0.248" (6.30mm)
PLT14/5/1.5-3C95 FERRITE CORE PLT 3C95 Ferroxcube	1,165	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 14 x 5 x 1.5	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.059" (1.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
ROD8/25-3C90 FERRITE CORE ROD 3C90 Ferroxcube	1,519	-	RFQ	Datasheet	-	Bulk	Active	ROD	ROD 8 x 25	3C90	0.315" (8.00mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	-	0.984" (25.00mm)	-

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.