Ferrite Cores

Compare the current Ferrite Cores Magnetics - Transformer, Inductor Components selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.

For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.

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
B65815E0630J087 FERRITE CORE RM N87 EPCOS - TDK Electronics	3,807	-	RFQ	Datasheet	RM12	Box	Active	RM	RM 12	N87	-	-	-	Gapped	-	2200	0.39	57.0	146.0	125.0	8320.0	Uncoated	0.484" (12.30mm)	1.480" (37.60mm)	0.634" (16.10mm)
B65815E0063A087 FERRITE CORE RM N87 EPCOS - TDK Electronics	1,861	-	RFQ	Datasheet	RM12	Box	Active	RM	RM 12	N87	-	-	-	Gapped	-	2200	0.39	57.0	146.0	125.0	8320.0	Uncoated	0.484" (12.30mm)	1.480" (37.60mm)	0.634" (16.10mm)
B66461K0000X149 I43/4/28 N49 5900 +25% EPCOS - TDK Electronics	4,884	-	RFQ	Datasheet	B66461K	Tray	Active	Planar E/I	I 43 x 4 x 28	N49	-	5.9 µH	±25%	Ungapped	1030.0	1500	0.225	50.8	225.0	217.0	11430.0	Uncoated	0.161" (4.10mm)	1.701" (43.20mm)	1.098" (27.90mm)
B66291K0000X192 I43/4/28 N92 6400 +25% EPCOS - TDK Electronics	1,839	-	RFQ	Datasheet	B66291K	Tray	Active	I	I 43 x 10 x 28	N92	-	6.4 µH	±25%	Ungapped	1120.0	-	0.225	50.8	225.0	217.0	11430.0	Uncoated	0.161" (4.10mm)	1.701" (43.20mm)	1.098" (27.90mm)
B65811F0250A041 FERRITE CORE RM EPCOS - TDK Electronics	2,386	-	RFQ	Datasheet	RM8	Box	Active	RM	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	-	-	-
B66461G0000X149 ELP43/10/28 N49 5000 +25% EPCOS - TDK Electronics	2,664	-	RFQ	Datasheet	B66461G	Tray	Active	ELP	ELP 43 x 10 x 28	N49	-	5 µH	±25%	Ungapped	1030.0	1500	0.225	50.8	225.0	217.0	11430.0	Uncoated	0.374" (9.50mm)	1.701" (43.20mm)	1.098" (27.90mm)
B65819N0063A033 FERRITE CORE RM M33 EPCOS - TDK Electronics	4,921	-	RFQ	Datasheet	RM7	Box	Active	RM	RM 7	M33	-	-	-	Gapped	-	750	0.75	29.8	40.0	-	1190.0	Uncoated	0.265" (6.75mm)	0.799" (20.30mm)	-
B67243L0001X065 DU34/41/10 T65 EPCOS - TDK Electronics	2,467	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B66335G2000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	4,162	-	RFQ	Datasheet	E55/28/21	Box	Active	E	E 55 x 28 x 21	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.165" (55.00mm)	0.827" (21.00mm)
B65671D0000R030 FERRITE CORE P 9.7UH N30 2PCS EPCOS - TDK Electronics	4,356	-	RFQ	Datasheet	P26/16	Box	Active	P (Pot Core)	P 26 x 16	N30	1.024" (26.00mm)	9.7 µH	-20%, +30%	Ungapped	2860.0	4300	0.4	37.2	93.0	76.5	3460.0	Uncoated	0.321" (8.15mm)	-	-

Ferrite Cores FAQ

How can I narrow the current Ferrite Cores selection?

Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.

Can EGOO help source hard-to-find or obsolete Ferrite Cores parts?

Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.

Can I request a quotation for a BOM or small-batch requirement?

Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.

What information should I provide when requesting a quote?

Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.