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
B65879B0000R087 FERRITE CORE PQ 4.8UH N87 2PCS EPCOS - TDK Electronics	121	-	RFQ	Datasheet	PQ32/30	Box	Active	PQ	PQ 32 x 30	N87	-	4.8 µH	-20%, +30%	Ungapped	1700.0	2200	0.441	67.8	153.8	127.5	10440.0	Uncoated	0.597" (15.17mm)	1.260" (32.00mm)	0.866" (22.00mm)
PQ35/20-3C95 FERRITE CORE PQ 3C95 2PC SET Ferroxcube	377	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 35 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.787" (20.00mm)	1.421" (36.10mm)	1.024" (26.00mm)
PQ35/20-3C97 FERRITE CORE PQ 3C97 2PC SET Ferroxcube	226	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 35 x 20	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.787" (20.00mm)	1.421" (36.10mm)	1.024" (26.00mm)
B66291K0000X149 FERRITE CORE I 5.9UH N49 EPCOS - TDK Electronics	219	-	RFQ	Datasheet	I43/4/28	Bag	Active	I	I 43 x 4 x 28	N49	-	5.9 µH	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	1.700" (43.20mm)	1.098" (27.90mm)
PQ32/30-3C97 FERRITE CORE PQ 3C97 2PC SET Ferroxcube	203	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 32 x 30	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.193" (30.30mm)	1.299" (33.00mm)	0.866" (22.00mm)
TX39/20/13-3E6 FERRITE CORE TOROID Ferroxcube	155	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 39 x 20 x 13	-	1.567" (39.80mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.535" (13.60mm)	-	-
B64290L0659X035 FERRITE CORE TOROID 8.2UH T35 EPCOS - TDK Electronics	228	-	RFQ	Datasheet	TX40/24/16	Box	Active	Toroid	-	T35	1.646" (41.80mm)	8.2 µH	±25%	Ungapped	-	5000	0.77	96.29	125.3	125.3	12070.0	Epoxy	0.677" (17.20mm)	-	-
B65879B0000R049 FERRITE CORE PQ 3.45UH N49 2PCS EPCOS - TDK Electronics	131	-	RFQ	Datasheet	PQ32/30	Box	Active	PQ	PQ 32 x 30	N49	-	3.45 µH	-20%, +30%	Ungapped	1210.0	1500	0.441	67.8	153.8	127.5	10440.0	Uncoated	0.597" (15.17mm)	1.260" (32.00mm)	0.866" (22.00mm)
B65651T0100A033 FERRITE CORE P 100NH M33 2PCS EPCOS - TDK Electronics	1,783	-	RFQ	Datasheet	P18/11	Box	Active	P (Pot Core)	P 18 x 11	M33	0.724" (18.40mm)	100 nH	±3%	Gapped	48.0	750	0.6	25.9	43.0	-	1114.0	Uncoated	0.209" (5.30mm)	-	-
EC70/34/17-3C94 FERRITE CORE EC 3C94 Ferroxcube	5,196	-	RFQ	Datasheet	-	Bulk	Active	EC	EC 70 x 34 x 17	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.358" (34.50mm)	2.823" (71.70mm)	0.646" (16.40mm)
B64290A0659X830 FERRITE CORE TOROID 7UH N30 EPCOS - TDK Electronics	220	-	RFQ	Datasheet	T40/24/16	Box	Active	Toroid	R 40 x 24 x 16	N30	1.575" (40.00mm)	7 µH	±25%	Ungapped	-	4300	0.77	96.29	125.3	-	12070.0	Uncoated	0.630" (16.00mm)	-	-
B65877A0000R095 FERRITE CORE PQ 5.7UH N95 2PCS EPCOS - TDK Electronics	274	-	RFQ	Datasheet	PQ26/25	Box	Active	PQ	PQ 26 x 25	N95	-	5.7 µH	-20%, +30%	Ungapped	1980.0	2000	0.44	53.6	122.0	108.7	6530.0	Uncoated	0.487" (12.38mm)	1.043" (26.50mm)	0.748" (19.00mm)
PLT58/38/4-3F36 FERRITE CORE PLT 3F36 Ferroxcube	563	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 58 x 38 x 4	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	2.299" (58.40mm)	1.500" (38.10mm)
B64290L0022X037 FERRITE CORE TOROID 7UH T37 EPCOS - TDK Electronics	1,316	-	RFQ	Datasheet	TX42/26/13	Box	Active	Toroid	-	T37	1.717" (43.60mm)	7 µH	±25%	Ungapped	-	6000	1.08	103.0	95.75	-	9862.0	Epoxy	0.535" (13.60mm)	-	-
E56/24/19-3C94 FERRITE CORE E 3C94 Ferroxcube	865	-	RFQ	Datasheet	-	Bulk	Active	E	E 56 x 24 x 19	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.929" (23.60mm)	2.209" (56.10mm)	0.740" (18.80mm)
B66461K0000X197 FERRITE CORE I N97 EPCOS - TDK Electronics	442	-	RFQ	Datasheet	I43/4/28	Bag	Active	I	I 43 x 4 x 28	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	1.700" (43.20mm)	1.098" (27.90mm)
B65815E0000R097 FERRITE CORE RM 5.3UH N97 2PCS EPCOS - TDK Electronics	204	-	RFQ	Datasheet	RM12	Box	Active	RM	RM 12	N97	-	5.3 µH	-20%, +30%	Ungapped	1640.0	2300	0.39	57.0	146.0	125.0	8320.0	Uncoated	0.484" (12.30mm)	1.480" (37.60mm)	0.634" (16.10mm)
B65815E0160A041 FERRITE CORE RM 160NH N41 2PCS EPCOS - TDK Electronics	373	-	RFQ	Datasheet	RM12	Box	Active	RM	RM 12	N41	-	160 nH	±3%	Gapped	50.0	2800	0.39	57.0	146.0	125.0	8320.0	Uncoated	0.484" (12.30mm)	1.480" (37.60mm)	0.634" (16.10mm)
HF60T38X14X22 FERRITE CORE TOROID TDK Corporation	360	-	RFQ	Datasheet	T	Tray	Active	Toroid	-	-	-	-	-	Ungapped	-	1600	-	-	-	-	-	Epoxy	0.551" (14.00mm)	-	-
B65877B0000R049 FERRITE CORE PQ 3.85UH N49 2PCS EPCOS - TDK Electronics	194	-	RFQ	Datasheet	PQ26/25	Box	Active	PQ	PQ 26 x 20	N49	-	3.85 µH	-20%, +30%	Ungapped	1110.0	1500	0.363	44.4	122.3	108.8	5435.0	Uncoated	0.397" (10.08mm)	1.043" (26.50mm)	0.748" (19.00mm)

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.