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
E19/8/5-3F36-G200 FERRITE CORE E 3F36 Ferroxcube	1,388	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.185" (4.70mm)
E19/8/5-3F3 Ferrite Misc Ferroxcube	2,735	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	3F3	-	1 µH	±25%	Ungapped	1400.0	-	1.77	39.9	22.6	22.1	900.0	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.185" (4.70mm)
0R42515UC U-SHAPE CORE Magnetics, a division of Spang & Co.	4,512	-	RFQ	Datasheet	-	Bulk	Active	U	-	R	-	1.107 µH	-	Ungapped	-	2300	-	83.4	40.4	40.4	3370.0	Uncoated	0.626" (15.90mm)	1.000" (25.40mm)	0.250" (6.35mm)
B62152A0008X046 FERRITE CORE EPCOS - TDK Electronics	1,354	-	RFQ	Datasheet	MHB2-2.5/3.6/2.1	Box	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E16/12/5-3C90-G100 FERRITE CORE E 3C90 Ferroxcube	4,234	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 12 x 5	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.482" (12.25mm)	0.630" (16.00mm)	0.191" (4.85mm)
E16/12/5-3C90-G200 FERRITE CORE E 3C90 Ferroxcube	4,108	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 12 x 5	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.482" (12.25mm)	0.630" (16.00mm)	0.191" (4.85mm)
B62110A1016X022 FERRITE CORE EPCOS - TDK Electronics	2,837	-	RFQ	Datasheet	TUB1.84/0.8/3.4	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0J41610TC TOROID UNCOATED Magnetics, a division of Spang & Co.	4,865	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	0.626" (15.90mm)	5.41 µH	-	Ungapped	-	5000	-	37.2	31.2	-	1164.0	Uncoated	0.370" (9.40mm)	-	-
TC9.5/4.8/3.2-3E27 Ferrite Misc Ferroxcube	2,815	-	RFQ	Datasheet	-	Bulk	Active	Toroid	Toroid 9.5 x 4.8 x 3.2	3E27	0.375" (9.53mm)	2.135 µH	±20%	Ungapped	-	4900	2.98	20.7	6.95	-	144.0	Parylene	0.125" (3.18mm)	-	-
B66305G0040X187 E13/7/4 N87 GAP 0.04+ EPCOS - TDK Electronics	2,479	-	RFQ	Datasheet	B66305	Tray	Active	E	E 13 x 7 x 4	N87	-	800 nH	-20%, +30%	Ungapped	1510.0	-	2.39	29.6	14.2	12.2	367.0	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
E13/6/6-3F36-G100 FERRITE CORE E 3F36 Ferroxcube	2,949	-	RFQ	Datasheet	-	Bulk	Active	E	E 13 x 6 x 6	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.500" (12.70mm)	0.252" (6.40mm)
E13/6/6-3F36-G200 FERRITE CORE E 3F36 Ferroxcube	2,312	-	RFQ	Datasheet	-	Bulk	Active	E	E 13 x 6 x 6	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.500" (12.70mm)	0.252" (6.40mm)
B66305U0250M127 FERRITE CORE E N27 EPCOS - TDK Electronics	1,710	-	RFQ	Datasheet	E13/7/4	Box	Active	E	E 13 x 7 x 4	N27	-	-	-	Gapped	-	2000	2.39	29.6	12.4	12.2	367.0	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
ZM41407TC TOROID GREY COATED Magnetics, a division of Spang & Co.	4,617	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	M	0.530" (13.45mm)	8.19 µH	±30%	Ungapped	-	15000	-	29.5	12.9	-	381.0	Epoxy	0.213" (5.40mm)	-	-
YC40402TC TOROID-PARYLENE COATED Magnetics, a division of Spang & Co.	4,956	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	C	0.201" (5.11mm)	341 nH	±25%	Ungapped	-	900	-	10.2	3.1	-	31.5	Parylene	0.113" (2.87mm)	-	-
ZR41407TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,929	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	R	0.525" (13.34mm)	1.24 µH	±25%	Ungapped	-	2300	-	29.5	12.9	-	381.0	Epoxy	0.208" (5.29mm)	-	-
35T0375-30H FERRITE CORE TOROID Laird-Signal Integrity Products	1,777	-	RFQ	Datasheet	*	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0P42515EC E SHAPE CORE Magnetics, a division of Spang & Co.	2,097	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	1.253 µH	-	Ungapped	-	2500	-	73.5	40.1	39.7	2950.0	Uncoated	0.626" (15.90mm)	1.000" (25.40mm)	0.250" (6.35mm)
YP40705TC TOROID-PARYLENE COATED Magnetics, a division of Spang & Co.	4,157	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	P	0.313" (7.95mm)	2.088 µH	±25%	Ungapped	-	2500	-	15.0	9.9	-	149.0	Parylene	0.196" (4.98mm)	-	-
B62110A1001X022 FERRITE CORE EPCOS - TDK Electronics	1,494	-	RFQ	Datasheet	TUB1.81/0.8/2.7	Box	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.