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
B65877A0000R049 FERRITE CORE PQ 3.3UH N49 2PCS EPCOS - TDK Electronics	339	-	RFQ	Datasheet	PQ26/25	Box	Active	PQ	PQ 26 x 25	N49	-	3.3 µH	-20%, +30%	Ungapped	1235.0	1500	0.44	53.6	122.0	108.7	6530.0	Uncoated	0.487" (12.38mm)	1.043" (26.50mm)	0.748" (19.00mm)
B65887P0000R087 FERRITE CORE RM 7.1UH N87 EPCOS - TDK Electronics	207	-	RFQ	Datasheet	RM14/LP	Box	Active	RM	-	N87	-	7.1 µH	-20%, +30%	Ungapped	1430.0	2200	0.25	50.9	201.0	170.0	10230.0	Uncoated	-	1.661" (42.20mm)	0.748" (19.00mm)
B66395G2000X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	199	-	RFQ	Datasheet	ETD54/28/19	Box	Active	ETD	ETD 54 x 28 x 19	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.156" (54.50mm)	0.760" (19.30mm)
B66344Q0400K187 FERRITE CORE E 400NH N87 EPCOS - TDK Electronics	200	-	RFQ	Datasheet	E55/28/25	Tray	Active	E	E 55 x 28 x 25	N87	-	400 nH	±10%	Distributed Gapped	-	-	0.3	124.0	420.0	420.0	52100.0	Uncoated	0.984" (25.00mm)	2.165" (55.00mm)	1.094" (27.80mm)
5978018601 FERRITE CORE TOROID 78 Fair-Rite Products Corp.	119	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	78	-	-	±25%	Ungapped	-	2300	-	98.0	178.0	-	17500.0	Uncoated	-	-	-
PC95PQ26/20Z-12 FERRITE CORE PQ 7.47UH PCS95 2PC TDK Corporation	124	-	RFQ	Datasheet	PQ	Tray	Active	PQ	PQ 26 x 20	PC95	-	7.47 µH	±25%	Ungapped	-	-	0.39	46.3	119.0	-	5490.0	Uncoated	0.793" (20.15mm)	1.043" (26.50mm)	0.748" (19.00mm)
PLT64/50/5-3C92 FERRITE CORE PLT 3C92 Ferroxcube	600	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 64 x 50 x 5	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.200" (5.08mm)	2.520" (64.00mm)	0.228" (5.80mm)
E65/32/27-3C92 FERRITE CORE E 3C92 Ferroxcube	243	-	RFQ	Datasheet	-	Bulk	Active	E	E 65 x 32 x 27	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)
B65881A0000R087 FERRITE CORE PQ 4.5UH N87 2PCS EPCOS - TDK Electronics	419	-	RFQ	Datasheet	PQ35/35	Box	Active	PQ	PQ 35 x 35	N87	-	4.5 µH	-20%, +30%	Ungapped	1670.0	2200	0.467	79.2	169.7	146.5	13440.0	Uncoated	0.685" (17.40mm)	1.382" (35.10mm)	1.024" (26.00mm)
B66397Q0250K195 FERRITE CORE ETD 250NH N95 EPCOS - TDK Electronics	170	-	RFQ	Datasheet	ETD59/31/22	Bulk	Active	ETD	ETD 59 x 31 x 22	N95	-	250 nH	±10%	Distributed Gapped	-	-	0.38	139.0	368.0	368.0	51200.0	Uncoated	0.870" (22.10mm)	2.354" (59.80mm)	0.870" (22.10mm)
B66397Q0250K187 FERRITE CORE ETD 250NH N87 EPCOS - TDK Electronics	108	-	RFQ	Datasheet	ETD59/31/22	Bulk	Active	ETD	ETD 59 x 31 x 22	N87	-	250 nH	±10%	Distributed Gapped	-	-	0.38	139.0	368.0	368.0	51200.0	Uncoated	0.870" (22.10mm)	2.354" (59.80mm)	0.870" (22.10mm)
7878400721 FERRITE CORE E 78 SET Fair-Rite Products Corp.	149	-	RFQ	Datasheet	-	Bulk	Active	E	-	78	-	-	±25%	Ungapped	-	2300	14.0	70.0	518.0	515.0	36300.0	Uncoated	0.407" (10.34mm)	2.520" (64.00mm)	2.008" (51.00mm)
B66397Q0100K195 FERRITE CORE ETD 100NH N95 EPCOS - TDK Electronics	137	-	RFQ	Datasheet	ETD59/31/22	Bulk	Active	ETD	ETD 59 x 31 x 22	N95	-	100 nH	±10%	Distributed Gapped	-	-	0.38	139.0	368.0	368.0	51200.0	Uncoated	0.870" (22.10mm)	2.354" (59.80mm)	0.870" (22.10mm)
B65887P0000R092 FERRITE CORE RM N92 EPCOS - TDK Electronics	140	-	RFQ	Datasheet	RM14/LP	Box	Active	RM	-	N92	-	-	-20%, +30%	Ungapped	1090.0	1500	0.25	50.9	201.0	170.0	10230.0	Uncoated	-	1.661" (42.20mm)	0.748" (19.00mm)
B64290L0042X037 FERRITE CORE TOROID 8UH T37 EPCOS - TDK Electronics	181	-	RFQ	Datasheet	TX58.3/40.8/20.2	Box	Active	Toroid	-	T37	2.366" (60.10mm)	8 µH	±25%	Ungapped	-	5600	0.87	152.4	174.9	-	26660.0	Epoxy	0.846" (21.50mm)	-	-
PC95PQ60/42-Z FERRITE CORE PQ 14.3UH PCS95 2PC TDK Corporation	360	-	RFQ	Datasheet	Large PQ	Tray	Active	PQ	PQ 60 x 42	PC95	-	14.3 µH	±25%	Ungapped	-	-	0.2	98.1	483.0	-	47360.0	Uncoated	1.634" (41.50mm)	2.323" (59.00mm)	1.535" (39.00mm)
B65686A0000R027 FERRITE CORE PM 10UH N27 2PCS EPCOS - TDK Electronics	3,413	-	RFQ	Datasheet	PM74/59	Box	Active	PM	PM 74 x 59	N27	2.913" (74.00mm)	10 µH	-20%, +30%	Ungapped	1290.0	2000	0.162	128.0	790.0	630.0	101000.0	Uncoated	1.161" (29.50mm)	-	-
2673079901 FERRITE Fair-Rite Products Corp.	9,490	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4052098411 FERRITE CORE ROD 52 Fair-Rite Products Corp.	7,600	-	RFQ	Datasheet	-	Bulk	Active	ROD	-	52	-	-	-	Ungapped	-	250	-	-	-	-	-	Uncoated	-	-	-
2643003701 FERRITE CORE 40OHM SOLID 1.30MM Fair-Rite Products Corp.	4,920	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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.