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
ETD49/25/16-3F36 FERRITE CORE ETD 3F36 Ferroxcube	3,250	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 49 x 25 x 16	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.972" (24.70mm)	1.961" (49.80mm)	0.657" (16.70mm)
PQ26/20-3C96-A400 Ferrite Misc Ferroxcube	4,519	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 26 x 20	3C96	-	400 nH	-	Gapped	-	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)
E42/21/15-3F3-A630 Ferrite Misc Ferroxcube	3,846	-	RFQ	Datasheet	-	Bulk	Active	E	E 42 x 21 x 15	3F3	-	630 nH	±15%	Gapped	273.0	-	0.548	97.0	178.0	175.0	17300.0	Uncoated	0.827" (21.00mm)	1.693" (43.00mm)	0.598" (15.20mm)
PQ26/20-3C96-A120 Ferrite Misc Ferroxcube	4,676	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 26 x 20	3C96	-	120 nH	-	Gapped	-	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)
P18/11-3C91-A630 Ferrite Misc Ferroxcube	2,840	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
P18/11-3C91-A250 Ferrite Misc Ferroxcube	3,171	-	RFQ	Datasheet	P18/11	Bulk	Active	P	P 18 x 11	3C91	0.724" (18.40mm)	250 nH	±3%	Gapped	120.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C91-A400 Ferrite Misc Ferroxcube	2,339	-	RFQ	Datasheet	-	Bulk	Active	P	P 18 x 11	3C91	0.724" (18.40mm)	400 nH	±4%	Gapped	190.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C91-A315 Ferrite Misc Ferroxcube	1,182	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E38/8/25-3F4-A1000-P Ferrite Misc Ferroxcube	1,891	-	RFQ	Datasheet	-	Bulk	Active	E	E 38 x 8 x 25	3F4	-	1 µH	±10%	Gapped	180.0	-	0.272	52.4	194.0	194.0	10200.0	Uncoated	0.325" (8.26mm)	1.500" (38.10mm)	1.000" (25.40mm)
E38/8/25-3F4-E400-E Ferrite Misc Ferroxcube	4,912	-	RFQ	Datasheet	-	Bulk	Active	E	E 38 x 8 x 25	3F4	-	400 nH	±3%	Gapped	86.0	-	0.272	52.4	194.0	194.0	10200.0	Uncoated	0.325" (8.26mm)	1.500" (38.10mm)	1.000" (25.40mm)
P18/11-3C91-A160 Ferrite Misc Ferroxcube	1,887	-	RFQ	Datasheet	P18/11	Bulk	Active	P	P 18 x 11	3C91	0.724" (18.40mm)	160 nH	±3%	Gapped	76.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C90-A250 Ferrite Misc Ferroxcube	1,699	-	RFQ	Datasheet	P18/11	Bulk	Active	P	P 18 x 11	3C90	0.724" (18.40mm)	250 nH	±3%	Gapped	120.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
E38/8/25-3F4-E250-E Ferrite Misc Ferroxcube	1,836	-	RFQ	Datasheet	-	Bulk	Active	E	E 38 x 8 x 25	3F4	-	250 nH	±3%	Gapped	54.0	-	0.272	52.4	194.0	194.0	10200.0	Uncoated	0.325" (8.26mm)	1.500" (38.10mm)	1.000" (25.40mm)
P18/11-3C90-A315 Ferrite Misc Ferroxcube	3,083	-	RFQ	Datasheet	P18/11	Bulk	Active	P	P 18 x 11	3C90	0.724" (18.40mm)	315 nH	±3%	Gapped	150.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C90-A160 Ferrite Misc Ferroxcube	4,907	-	RFQ	Datasheet	-	Bulk	Active	P	P 18 x 11	3C90	0.724" (18.40mm)	160 nH	±3%	Gapped	76.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C90-A400 Ferrite Misc Ferroxcube	2,287	-	RFQ	Datasheet	P18/11	Bulk	Active	P	P 18 x 11	3C90	0.724" (18.40mm)	400 nH	±4%	Gapped	190.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
B66363G2000X127 FERRITE CORE ETD N27 EPCOS - TDK Electronics	3,716	-	RFQ	Datasheet	ETD39/20/13	Box	Active	ETD	ETD 39 x 20 x 13	N27	-	-	-	Gapped	-	2000	0.74	92.2	125.0	123.0	11500.0	Uncoated	0.787" (20.00mm)	1.531" (38.90mm)	0.504" (12.80mm)
9498205002 FERRITE CORE E SET Fair-Rite Products Corp.	2,716	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	30.0	52.9	190.0	180.0	10100.0	Uncoated	0.325" (8.26mm)	1.500" (38.10mm)	1.000" (25.40mm)
0055138AY MPP 160 PERM AY 140 SIZE Magnetics, a division of Spang & Co.	1,436	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.140" (3.56mm)	33 nH	±8%	Ungapped	-	160	-	8.06	1.3	-	10.5	Uncoated	0.060" (1.52mm)	-	-
C058238A2 HIGH FLUX 160 PERM KHAKI 240 SIZ Magnetics, a division of Spang & Co.	2,030	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.285" (7.24mm)	69 nH	±8%	Ungapped	-	160	-	13.6	4.76	-	64.9	Coated	0.125" (3.18mm)	-	-

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.