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
B65738L0590J087 FERRITE CORE N87 EPCOS - TDK Electronics	3,506	-	RFQ	Datasheet	B65738	Box	Not For New Designs	-	-	N87	-	-	-	-	-	2200	0.62	45.1	73.1	67.4	3293.0	Uncoated	0.362" (9.20mm)	-	0.610" (15.50mm)
ER48/18/18-3C94-G200 FERRITE CORE ER 3C94 Ferroxcube	3,705	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 35 x 21 x 11	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.823" (20.90mm)	1.378" (35.00mm)	0.445" (11.30mm)
P14/8/I-3F3-A250 Ferrite Misc Ferroxcube	3,005	-	RFQ	Datasheet	-	Bulk	Active	P	P 14 x 8 x I	3F3	0.553" (14.05mm)	250 nH	±3%	Gapped	140.0	-	-	21.0	29.9	23.6	628.0	Uncoated	0.165" (4.20mm)	-	-
P14/8/I-3F3-A315 Ferrite Misc Ferroxcube	2,910	-	RFQ	Datasheet	-	Bulk	Active	P	P 14 x 8 x I	3F3	0.553" (14.05mm)	315 nH	±5%	Gapped	176.0	-	-	21.0	29.9	23.6	628.0	Uncoated	0.165" (4.20mm)	-	-
P14/8/I-3F3-A160 Ferrite Misc Ferroxcube	4,537	-	RFQ	Datasheet	P14/8/I	Bulk	Active	P	P 14 x 8 x I	3F3	0.553" (14.05mm)	160 nH	±3%	Ungapped	89.0	-	0.7	21.0	29.9	23.6	628.0	Uncoated	0.165" (4.20mm)	-	-
P14/8/I-3F3-A400 Ferrite Misc Ferroxcube	4,957	-	RFQ	Datasheet	-	Bulk	Active	P	P 14 x 8	3F3	0.553" (14.05mm)	400 nH	±5%	Gapped	-	-	0.7	21.0	29.9	23.6	628.0	Uncoated	0.165" (4.20mm)	-	-
B65754J0000R045 FERRITE CORE TT N45 EPCOS - TDK Electronics	2,175	-	RFQ	Datasheet	B65754	Box	Not For New Designs	TT	-	N45	-	-	-	-	-	3800	0.84	25.3	25.3	22.1	539.0	Uncoated	0.167" (4.25mm)	0.563" (14.30mm)	-
RM8/I-3E6 Ferrite Misc Ferroxcube	3,003	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3E6	-	15.5 µH	-30%, +40%	Ungapped	7520.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.323" (8.20mm)	0.913" (23.20mm)	0.433" (11.00mm)
RM8/I-3E5 Ferrite Misc Ferroxcube	3,490	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3E5	-	12.5 µH	-30%, +40%	Ungapped	6060.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.323" (8.20mm)	0.913" (23.20mm)	0.433" (11.00mm)
ER23/3.6/13-3C95-S FERRITE CORE ER 3C95 Ferroxcube	3,442	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 23 x 3.6 x 13	3C95	-	-	±25%	Ungapped	1880.0	-	0.53	26.6	50.2	50.0	1340.0	Uncoated	0.142" (3.60mm)	0.913" (23.20mm)	0.492" (12.50mm)
RM7/ILP-3F36-A160 FERRITE CORE RM 160NH 3F36 2PC Ferroxcube	1,738	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 7	3F36	-	160 nH	±3%	Gapped	66.0	-	0.68	23.5	45.3	39.6	1060.0	Uncoated	0.528" (13.40mm)	0.799" (20.30mm)	0.677" (17.20mm)
E32/6/20/R-3F3 Ferrite Misc Ferroxcube	1,368	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3F3	-	-	±25%	Ungapped	1490.0	-	0.278	35.1	130.0	119.0	4560.0	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20-3F3 Ferrite Misc Ferroxcube	4,626	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3F36	-	5.9 µH	-	Ungapped	1520.0	-	0.323	41.4	130.0	130.0	5380.0	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
B65517D0040A033 FERRITE CORE M33 EPCOS - TDK Electronics	2,027	-	RFQ	Datasheet	P9/5	Box	Active	-	P 9 x 5	M33	0.366" (9.30mm)	-	-	Gapped	-	750	1.25	12.5	10.0	-	125.0	Uncoated	0.106" (2.70mm)	-	-
RM4/ILP-3F36-A100 FERRITE CORE RM 100NH 3F36 2PC Ferroxcube	3,255	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3F36	-	100 nH	±3%	Gapped	95.0	-	1.69	17.3	14.5	11.5	251.0	Uncoated	0.421" (10.40mm)	0.433" (11.00mm)	0.386" (9.80mm)
RM4/ILP-3F36-A63 FERRITE CORE RM 63NH 3F36 2PC Ferroxcube	1,195	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3F36	-	63 nH	±3%	Gapped	60.0	-	1.69	17.3	14.5	11.5	251.0	Uncoated	0.421" (10.40mm)	0.433" (11.00mm)	0.386" (9.80mm)
RM4/ILP-3F36-A160 Ferrite Misc Ferroxcube	3,209	-	RFQ	Datasheet	RM4/ILP	Bulk	Active	RM	RM 4	3F36	-	160 nH	-	Gapped	-	-	1.19	17.3	14.5	11.3	251.0	Uncoated	0.154" (3.90mm)	0.433" (11.00mm)	0.181" (4.60mm)
28B0999-300 FERRITE CORE TUBE 28 Laird-Signal Integrity Products	3,464	-	RFQ	Datasheet	-	Bulk	Active	Tube	-	28	1.000" (25.40mm)	-	-	Ungapped	-	650	-	-	-	-	-	Uncoated	1.122" (28.50mm)	-	-
EQH2014E026L050 HIGH FLUX 026 PERM EQ 2014 SIZE Magnetics, a division of Spang & Co.	2,691	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	High Flux	-	81 nH	±8%	Ungapped	-	26	-	29.3	60.8	-	1780.0	Uncoated	0.197" (5.00mm)	0.787" (20.00mm)	0.551" (14.00mm)
EQH2014E060L061 HIGH FLUX 060 PERM EQ 2014 SIZE Magnetics, a division of Spang & Co.	2,066	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	High Flux	-	138 nH	±8%	Ungapped	-	60	-	35.8	60.8	-	2180.0	Uncoated	0.240" (6.10mm)	0.787" (20.00mm)	0.551" (14.00mm)

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.