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
TX25/15/13-3E6 FERRITE CORE TOROID Ferroxcube	427	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 25 x 15 x 13	-	1.007" (25.95mm)	-	±30%	Ungapped	10000.0	-	0.97	60.1	62.1	-	3740.0	Epoxy	0.539" (13.70mm)	-	-
B65807C0400A048 FERRITE CORE RM 400NH N48 2PCS EPCOS - TDK Electronics	1,689	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	N48	-	400 nH	±3%	Gapped	274.0	-	0.86	26.9	31.3	-	840.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
B66455G0000X149 FERRITE CORE ELP N49 1PC EPCOS - TDK Electronics	263	-	RFQ	Datasheet	ELP22/6/16	Box	Active	ELP	ELP 22 x 6 x 16	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	0.622" (15.80mm)
B65803A0160A048 FERRITE CORE RM 160NH N48 2PCS EPCOS - TDK Electronics	933	-	RFQ	Datasheet	RM4	Box	Active	RM	RM 4	N48	-	160 nH	±3%	Gapped	243.0	-	1.9	21.0	11.0	-	231.0	Uncoated	0.207" (5.25mm)	0.433" (11.00mm)	0.181" (4.60mm)
B65805C0250A048 FERRITE CORE RM 250NH N48 2PCS EPCOS - TDK Electronics	2,020	-	RFQ	Datasheet	RM5	Box	Active	RM	RM 5	N48	-	250 nH	±3%	Gapped	199.0	-	1.0	20.8	20.8	-	433.0	Uncoated	0.207" (5.25mm)	0.575" (14.60mm)	0.268" (6.80mm)
B65803J0000Y038 FERRITE CORE RM 3.7UH T38 2PCS EPCOS - TDK Electronics	2,664	-	RFQ	Datasheet	RM4	Box	Active	RM	RM 4	T38	-	3.7 µH	-30%, +40%	Ungapped	4980.0	10000	1.7	22.0	13.0	11.3	286.0	Uncoated	0.207" (5.25mm)	0.433" (11.00mm)	0.181" (4.60mm)
6698322121 FERRITE CORE PQ SET Fair-Rite Products Corp.	180	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	-	-	-	±25%	Ungapped	-	2400	32.7	53.7	164.2	140.4	8821.0	Uncoated	-	1.260" (32.00mm)	0.866" (22.00mm)
B66337G0000X127 FERRITE CORE EC N27 1PC EPCOS - TDK Electronics	793	-	RFQ	Datasheet	EC35/17/10	Box	Active	EC	EC 35 x 17 x 10	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.687" (17.45mm)	1.358" (34.50mm)	0.386" (9.80mm)
B65803P0160J087 FERRITE CORE RM N87 EPCOS - TDK Electronics	1,566	-	RFQ	Datasheet	RM4/LP	Box	Active	RM	RM 4 LP	N87	-	-	-	Gapped	-	2200	1.2	17.3	14.5	11.3	251.0	Uncoated	0.154" (3.90mm)	0.433" (11.00mm)	0.181" (4.60mm)
TX36/23/10-3E10-M FERRITE CORE TOROID Ferroxcube	256	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 36 x 23 x 10	-	1.463" (37.15mm)	-	±30%	Ungapped	10000.0	-	1.38	89.7	64.9	-	5820.0	Epoxy	0.430" (10.92mm)	-	-
TX26/15/10-3E12 FERRITE CORE TOROID Ferroxcube	328	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 26 x 15 x 10	-	1.061" (26.95mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.429" (10.90mm)	-	-
B66389G0000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	423	-	RFQ	Datasheet	E36/18/11	Box	Active	E	E 36 x 18 x 11	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.709" (18.00mm)	1.417" (36.00mm)	0.453" (11.50mm)
B66363Q0150K187 FERRITE CORE ETD 150NH N87 EPCOS - TDK Electronics	400	-	RFQ	Datasheet	ETD39/20/13	Bulk	Active	ETD	ETD 39 x 20 x 13	N87	-	150 nH	±10%	Distributed Gapped	-	-	0.74	92.2	125.0	123.0	11500.0	Uncoated	0.504" (12.80mm)	1.531" (38.90mm)	0.787" (20.00mm)
P11/7-3C91 FERRITE CORE P 3C91 2PC SET Ferroxcube	797	-	RFQ	Datasheet	-	Bulk	Active	P (Pot Core)	P 11 x 7	3C91	0.437" (11.10mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	0.256" (6.50mm)	-	-
TX29/19/15-3E65 FERRITE CORE TOROID Ferroxcube	292	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 29 x 19 x 15	-	1.179" (29.95mm)	-	±25%	Ungapped	5200.0	-	0.98	73.2	73.9	-	5410.0	Epoxy	0.632" (16.05mm)	-	-
P14/8/I-3F46 FERRITE CORE P 3F46 2PC SET Ferroxcube	271	-	RFQ	Datasheet	-	Bulk	Active	P (Pot Core)	P 14 x 8	3F46	0.553" (14.05mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	0.165" (4.20mm)	-	-
PC95EL25X8.6-Z FERRITE CORE EL 7.54UH PCS95 2PC TDK Corporation	313	-	RFQ	Datasheet	Planar	Tray	Active	EL	EL 25 x 8.6	PC95	-	7.54 µH	±25%	Ungapped	-	-	0.35	30.0	85.6	83.0	2570.0	Uncoated	0.169" (4.29mm)	0.984" (25.00mm)	0.787" (20.00mm)
TX29/19/15-3E6 FERRITE CORE TOROID Ferroxcube	344	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 29 x 19 x 15	-	1.179" (29.95mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.632" (16.05mm)	-	-
HF90T31X13X19 FERRITE CORE TOROID TDK Corporation	357	-	RFQ	Datasheet	T	Tray	Active	Toroid	-	-	-	-	-	Ungapped	-	5000	-	-	-	-	-	Epoxy	0.512" (13.00mm)	-	-
B66287K0000X195 FERRITE CORE I N95 EPCOS - TDK Electronics	316	-	RFQ	Datasheet	I32/3/20	Tray	Active	I	I 32 x 3 x 20	N95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.124" (3.15mm)	1.250" (31.75mm)	0.801" (20.35mm)

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.