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
CF296 EE1605 COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 8 x 5	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
CF292 EE1304 COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 13 x 7 x 4	3F3	-	700 nH	±25%	Ungapped	-	-	2.39	29.7	12.4	-	369.0	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
CF249 EE1304 COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 13 x 7 x 4	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.256" (6.50mm)	0.496" (12.60mm)	0.146" (3.70mm)
CF297A EE1905A COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 19 x 8 x 5	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.319" (8.10mm)	0.752" (19.10mm)	0.185" (4.70mm)
CF139 EE1605 COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 16 x 8 x 5	T46	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)
CF249 EFF1505A COSMO INDIA EFD CORES MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 15 x 8 x 5	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)
CF297 ETD3913 COSMO INDIA EER CORES MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	EER	EER 40	PC40	-	-	±25%	Gapped	-	-	0.658	98.0	149.0	-	14600.0	Uncoated	0.882" (22.40mm)	1.575" (40.00mm)	0.524" (13.30mm)
CF297A EE3007 COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 30 x 15 x 7	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.591" (15.00mm)	1.213" (30.80mm)	0.287" (7.30mm)
E14/3.5/5/R-3C95 FERRITE CORE E 3C95 Ferroxcube	4,729	-	RFQ	Datasheet	-	Bulk	Active	E	E 14 x 3.5 x 5	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.138" (3.50mm)	0.551" (14.00mm)	0.197" (5.00mm)
ER32/6/25-3C96 FERRITE CORE ER 3C96 Ferroxcube	4,037	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 32 x 6 x 25	3C96	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.236" (6.00mm)	1.264" (32.10mm)	1.000" (25.40mm)
5961002701 FERRITE CORE TOROID 61 Fair-Rite Products Corp.	4,997	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	61	1.400" (35.56mm)	-	±25%	Ungapped	-	125	-	89.0	79.0	-	7000.0	Uncoated	0.500" (12.70mm)	-	-
B65845J0000R087 FERRITE CORE EP 2.4UH N87 EPCOS - TDK Electronics	2,585	-	RFQ	Datasheet	EP17	Box	Active	EP	EP 17	N87	-	2.4 µH	-20%, +30%	Ungapped	1600.0	2200	0.84	28.5	33.9	25.5	966.0	Uncoated	0.335" (8.50mm)	0.724" (18.40mm)	0.443" (11.25mm)
TX36/23/15-3E6 FERRITE CORE TOROID Ferroxcube	3,876	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 36 x 23 x 15	-	1.463" (37.15mm)	-	-	-	-	-	-	-	-	-	-	Epoxy	0.630" (16.00mm)	-	-
E43/10/28-3C95 FERRITE CORE E 3C95 Ferroxcube	3,388	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)
PLT58/38/4-3C95 FERRITE CORE PLT 3C95 Ferroxcube	4,314	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 58 x 38 x 4	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	2.299" (58.40mm)	1.500" (38.10mm)
B66387G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	2,405	-	RFQ	Datasheet	E65/32/27	Tray	Active	E	E 65 x 32 x 27	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)
B65883A0000R097 FERRITE CORE PQ 4.5UH N97 2PCS EPCOS - TDK Electronics	1,629	-	RFQ	Datasheet	PQ40/40	Box	Active	PQ	PQ 40 x 40	N97	-	4.5 µH	-20%, +30%	Ungapped	1755.0	2300	0.49	92.5	188.3	159.9	17430.0	Uncoated	0.783" (19.90mm)	1.594" (40.50mm)	1.102" (28.00mm)
P42/29-3C91 FERRITE CORE P 3C91 2PC SET Ferroxcube	2,083	-	RFQ	Datasheet	-	Bulk	Active	P (Pot Core)	P 42 x 29	3C91	1.669" (42.40mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	1.157" (29.40mm)	-	-
ER64/13/51-3C95 FERRITE CORE ER 3C95 Ferroxcube	2,200	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 64 x 13 x 51	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.500" (12.70mm)	2.520" (64.00mm)	0.228" (5.80mm)
U93/76/30-3C94 FERRITE CORE U 3C94 Ferroxcube	3,754	-	RFQ	Datasheet	-	Bulk	Active	U	U 93 x 76 x 30	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	2.992" (76.00mm)	3.661" (93.00mm)	1.181" (30.00mm)

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.