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
B65661D0000R030 FERRITE CORE P 8.3UH N30 2PCS EPCOS - TDK Electronics	388	-	RFQ	Datasheet	P22/13	Box	Active	P (Pot Core)	P 22 x 13	N30	0.866" (22.00mm)	8.3 µH	-20%, +30%	Ungapped	3020.0	4300	0.5	31.6	63.0	-	1990.0	Uncoated	0.268" (6.80mm)	-	-
9277012002 FERRITE CORE U 77 Fair-Rite Products Corp.	113	-	RFQ	Datasheet	-	Bulk	Active	U	-	77	-	-	-	Ungapped	-	2000	138.0	135.0	98.0	-	13200.0	Uncoated	1.000" (25.40mm)	1.620" (41.15mm)	0.460" (11.68mm)
TX36/23/15-3C90 FERRITE CORE TOROID 3C90 Ferroxcube	1,251	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 36 x 23 x 15	3C90	1.463" (37.15mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.630" (16.00mm)	-	-
E43/10/28-3F36 FERRITE CORE E 3F36 Ferroxcube	4,775	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)
B65811J0000Y038 FERRITE CORE RM 12.5UH T38 2PCS EPCOS - TDK Electronics	182	-	RFQ	Datasheet	RM8	Box	Active	RM	RM 8	T38	-	12.5 µH	-30%, +40%	Ungapped	5910.0	2300	0.59	38.0	64.0	55.0	2430.0	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)
B65651W0000R030 FERRITE CORE P 5.9UH N30 2PCS EPCOS - TDK Electronics	489	-	RFQ	Datasheet	P18/11	Box	Active	P (Pot Core)	P 18 x 11	N30	0.724" (18.40mm)	5.9 µH	-20%, +30%	Ungapped	2680.0	4300	0.57	26.6	46.7	33.9	1242.0	Uncoated	0.209" (5.30mm)	-	-
C058206A2 FERRITE CORE TOROID 68NH HIGH FL Magnetics, a division of Spang & Co.	1,401	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.830" (21.08mm)	68 nH	±8%	Ungapped	-	125	-	50.9	22.1	-	1120.0	Coated	0.280" (7.11mm)	-	-
TX32/19/13-3C94 FERRITE CORE TOROID 3C94 Ferroxcube	281	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 32 x 19 x 13	3C94	1.281" (32.55mm)	-	±25%	Ungapped	2300.0	-	0.99	76.0	76.5	-	5820.0	Epoxy	0.528" (13.40mm)	-	-
PLT43/28/4.1-3C95 FERRITE CORE PLT 3C95 Ferroxcube	2,596	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 43 x 28 x 4.1	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	1.700" (43.20mm)	1.098" (27.90mm)
B65811J0000R608 FERRITE CORE RM PCS200 EPCOS - TDK Electronics	365	-	RFQ	Datasheet	RM8	Bulk	Active	RM	RM 8	PC200	-	-	-20%, +30%	Ungapped	600.0	800	0.59	38.0	64.0	55.0	2430.0	Uncoated	0.650" (16.50mm)	0.913" (23.20mm)	0.433" (11.00mm)
B66287K0000X149 FERRITE CORE I N49 EPCOS - TDK Electronics	1,991	-	RFQ	Datasheet	I32/3/20	Tray	Active	I	I 32 x 3 x 20	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.124" (3.15mm)	1.250" (31.75mm)	0.801" (20.35mm)
B65807N0100A033 FERRITE CORE RM 100NH M33 2PCS EPCOS - TDK Electronics	1,791	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	M33	-	100 nH	±3%	Gapped	68.5	750	0.86	26.9	31.3	-	840.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
5943002721 FERRITE CORE TOROID 885NH 43 Fair-Rite Products Corp.	1,808	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	43	-	885 nH	-25%, +20%	Ungapped	-	800	112.0	89.0	79.0	-	7000.0	Plastic	0.539" (13.70mm)	1.449" (36.80mm)	0.864" (21.95mm)
B65807N0063A033 FERRITE CORE RM 63NH M33 2PCS EPCOS - TDK Electronics	2,446	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	M33	-	63 nH	±3%	Gapped	43.2	750	0.86	26.9	31.3	-	840.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
B66289G0000X187 FERRITE CORE ELP N87 1PC EPCOS - TDK Electronics	888	-	RFQ	Datasheet	ELP38/8/25	Box	Active	ELP	ELP 38 x 8 x 25	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.324" (8.25mm)	1.500" (38.10mm)	1.000" (25.40mm)
0059381A2 FERRITE CORE TOROID 43NH EDGE Magnetics, a division of Spang & Co.	1,176	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Edge	0.680" (17.27mm)	43 nH	±8%	Ungapped	-	60	-	41.4	23.2	-	960.0	Coated	0.250" (6.35mm)	-	-
ETD49/25/16-3C97 FERRITE CORE ETD 3C97 Ferroxcube	237	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 49 x 25 x 16	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.972" (24.70mm)	1.961" (49.80mm)	0.657" (16.70mm)
B66291G0000X187 FERRITE CORE ELP N87 1PC EPCOS - TDK Electronics	872	-	RFQ	Datasheet	ELP43/10/28	Box	Active	ELP	ELP 43 x 10 x 28	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)
5961001721 FERRITE CORE TOROID 120NH 61 Fair-Rite Products Corp.	244	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	61	1.299" (33.00mm)	120 nH	±25%	Ungapped	-	125	1.2947	76.4	59.0	-	4512.0	Plastic	0.406" (10.30mm)	-	-
TX36/23/15-3E27 FERRITE CORE TOROID 3E+27 Ferroxcube	182	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 36 x 23 x 15	3E27	1.463" (37.15mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.630" (16.00mm)	-	-

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.