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
4277242409 FERRITE CORE ROD 77 Fair-Rite Products Corp.	504	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	77	0.512" (13.00mm)	-	-	Ungapped	-	2000	-	-	-	-	-	Uncoated	-	0.690" (17.50mm)	-
7895400321 FERRITE CORE PLANAR E/I 95 SET Fair-Rite Products Corp.	564	-	RFQ	Datasheet	-	Bulk	Active	Planar E/I	-	95	-	-	±25%	Ungapped	-	3000	33.0	26.1	79.0	79.0	2060.0	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	-
B65843A0000R030 FERRITE CORE EP 2.8UH N30 2PCS EPCOS - TDK Electronics	490	-	RFQ	Datasheet	EP13	Box	Active	EP	EP 13	N30	-	2.8 µH	-20%, +30%	Ungapped	2765.0	4300	1.24	24.2	19.5	14.9	472.0	Uncoated	0.256" (6.50mm)	0.504" (12.80mm)	0.354" (9.00mm)
TX22/14/6.4-3E6 FERRITE CORE TOROID Ferroxcube	2,026	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 22 x 14 x 6.4	-	0.880" (22.35mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.265" (6.75mm)	-	-
TX20/10/7-3E65 FERRITE CORE TOROID Ferroxcube	774	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 20 x 10 x 7	-	0.797" (20.25mm)	-	±30%	Ungapped	-	10000	1.3	43.6	33.6	-	1465.0	Epoxy	0.291" (7.40mm)	-	-
9277002002 FERRITE CORE U 77 Fair-Rite Products Corp.	386	-	RFQ	Datasheet	-	Box	Active	U	-	77	-	-	-	Ungapped	-	2000	139.0	95.0	68.0	-	6500.0	Uncoated	-	-	-
B66455G0000X187 FERRITE CORE ELP N87 1PC EPCOS - TDK Electronics	7,275	-	RFQ	Datasheet	ELP22/6/16	Box	Active	ELP	ELP 22 x 6 x 16	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
B66484G0000X187 FERRITE CORE ER N87 1PC EPCOS - TDK Electronics	1,109	-	RFQ	Datasheet	ER25/6/15	Box	Active	ER	ER 25 x 6 x 15	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.216" (5.50mm)	0.984" (25.00mm)	0.583" (14.80mm)
B66229G1000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	173	-	RFQ	Datasheet	E32/16/9	Box	Active	E	E 32 x 16 x 9	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.646" (16.40mm)	1.260" (32.00mm)	0.374" (9.50mm)
B66233G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	1,470	-	RFQ	Datasheet	E32/16/11	Box	Active	E	E 32 x 16 x 11	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.646" (16.40mm)	1.260" (32.00mm)	0.433" (11.00mm)
B66361G0500X127 FERRITE CORE ETD N27 1PC EPCOS - TDK Electronics	923	-	RFQ	Datasheet	ETD34/17/11	Box	Active	ETD	ETD 34 x 17 x 11	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.689" (17.50mm)	1.339" (34.00mm)	0.433" (11.00mm)
B65531W0000R087 FERRITE CORE P 2UH N87 2PCS EPCOS - TDK Electronics	185	-	RFQ	Datasheet	P11/7	Box	Active	P (Pot Core)	P 11 x 7	N87	0.445" (11.30mm)	2 µH	-20%, +30%	Ungapped	1470.0	2200	0.92	16.3	17.7	14.1	289.0	Uncoated	0.130" (3.30mm)	-	-
ETD34/17/11-3C97 FERRITE CORE ETD 3C97 Ferroxcube	620	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 34 x 17 x 11	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.681" (17.30mm)	1.378" (35.00mm)	0.437" (11.10mm)
PC47EER25.5-Z FERRITE COR EER 1.92UH PCS47 2PC TDK Corporation	408	-	RFQ	Datasheet	E	Tray	Active	EER	EER 25.5	PC47	-	1.92 µH	±25%	Ungapped	-	-	1.08	48.2	44.8	-	2160.0	Uncoated	0.366" (9.30mm)	1.004" (25.50mm)	0.295" (7.50mm)
E34/14/9-3C92 FERRITE CORE E 3C92 Ferroxcube	192	-	RFQ	Datasheet	-	Bulk	Active	E	E 34 x 14 x 9	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.555" (14.10mm)	1.350" (34.30mm)	0.366" (9.30mm)
B66482G0000X608 FERRITE CORE PCS200 EPCOS - TDK Electronics	1,318	-	RFQ	Datasheet	ER23/5/13	Bulk	Active	-	-	PC200	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B64290L0638X038 FERRITE CORE TOROID 6.07UH T38 EPCOS - TDK Electronics	1,385	-	RFQ	Datasheet	TX22/14/6.4	Box	Active	Toroid	-	T38	0.917" (23.30mm)	6.07 µH	±30%	Ungapped	-	10000	2.07	54.15	26.17	-	1417.0	Epoxy	0.291" (7.40mm)	-	-
5977000621 FERRITE CORE TOROID 1.27UH 77 Fair-Rite Products Corp.	1,076	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	77	0.860" (21.84mm)	1.27 µH	-30%, +25%	Ungapped	-	2000	2.131	51.8	24.3	-	1261.0	Plastic	0.280" (7.11mm)	-	-
B66480G0000X187 FERRITE CORE ER N87 1PC EPCOS - TDK Electronics	1,007	-	RFQ	Datasheet	ER18/3/10	Box	Active	ER	ER 18 x 3 x 10	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.124" (3.15mm)	0.709" (18.00mm)	0.382" (9.70mm)
EFD12/6/3.5-3F36-S FERRITE CORE EFD 3F36 2PC SET Ferroxcube	547	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F36	-	-	±25%	Ungapped	1130.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)

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.