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
PTS18/11-3F3 Ferrite Misc Ferroxcube	2,707	-	RFQ	Datasheet	-	Bulk	Active	P	PTS 18 x 11	3F3	-	2.225 µH	±25%	Ungapped	1365.0	-	0.77	28.7	37.2	31.0	1070.0	Uncoated	0.209" (5.30mm)	0.709" (18.00mm)	0.470" (11.94mm)
B65803A0000R030 FERRITE CORE RM N30 EPCOS - TDK Electronics	1,593	-	RFQ	Datasheet	RM4	Box	Active	RM	RM 4	N30	-	-	-	-	-	4300	1.9	21.0	11.0	-	231.0	Uncoated	0.413" (10.50mm)	0.433" (11.00mm)	0.181" (4.60mm)
B66233G0250X187 FERRITE CORE E N87 EPCOS - TDK Electronics	2,842	-	RFQ	Datasheet	E32/16/11	Box	Active	E	E 32 x 16 x 11	N87	-	-	-	Gapped	-	2200	0.76	74.0	97.0	95.0	7187.0	Uncoated	0.646" (16.40mm)	1.260" (32.00mm)	0.433" (11.00mm)
E41/17/12-3C95-G200 FERRITE CORE E 3C95 Ferroxcube	4,433	-	RFQ	Datasheet	-	Bulk	Active	E	E 41 x 17 x 12	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.654" (16.60mm)	1.598" (40.60mm)	0.488" (12.40mm)
ETD44/22/15-3C90-G50 FERRITE CORE ETD 3C90 Ferroxcube	4,640	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 44 x 22 x 15	3C90	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
ETD44/22/15-3C94-G200 FERRITE CORE ETD 3C94 Ferroxcube	4,901	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 44 x 22 x 15	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
ETD44/22/15-3C90-G200 Ferrite Misc Ferroxcube	1,585	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 44 x 22 x 15	3C90	-	540 nH	±8%	Gapped	-	-	0.589	103.0	173.0	172.0	17800.0	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
ETD44/22/15-3C94-G100 Ferrite Misc Ferroxcube	4,221	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 44 x 22 x 15	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
ETD44/22/15-3C94-G300 Ferrite Misc Ferroxcube	3,352	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 44 x 22 x 15	3C94	-	300 nH	-	Gapped	-	-	0.589	103.0	173.0	172.0	17800.0	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
B66361G0450X127 FERRITE CORE ETD N27 EPCOS - TDK Electronics	3,097	-	RFQ	Datasheet	ETD34/17/11	Box	Active	ETD	ETD 34 x 17 x 11	N27	-	-	-	Gapped	-	2000	0.81	78.6	97.1	91.6	7630.0	Uncoated	0.689" (17.50mm)	1.339" (34.00mm)	0.437" (11.10mm)
B65513J0200E045 FERRITE CORE ER N45 EPCOS - TDK Electronics	4,430	-	RFQ	Datasheet	ER14.5	Box	Active	ER	ER 14.5 x 6	N45	-	-	-	Gapped	-	3800	1.08	19.0	17.6	17.3	334.0	Uncoated	0.116" (2.95mm)	0.571" (14.50mm)	0.264" (6.70mm)
EQ30-3F4-A250 Ferrite Misc Ferroxcube	3,859	-	RFQ	Datasheet	-	Bulk	Active	EQ	EQ 30	3F4	-	250 nH	-	Gapped	85.0	-	0.426	46.0	108.0	95.0	4970.0	Uncoated	0.315" (8.00mm)	1.181" (30.00mm)	0.787" (20.00mm)
T60006L2019W838 FERRITE CORE TOROID 36.1UH VACUUMSCHMELZE	1,004	-	RFQ	Datasheet	-	Box	Active	Toroid	-	-	0.835" (21.20mm)	36.1 µH	-	Ungapped	-	-	-	5340.0	160.0	-	-	Coated	0.484" (12.30mm)	-	-
RM8/ILP-3E6 Ferrite Misc Ferroxcube	4,444	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3E6	-	19.5 µH	-30%, +40%	Ungapped	6800.0	-	0.44	28.7	64.9	55.4	1860.0	Uncoated	0.228" (5.80mm)	0.913" (23.20mm)	0.433" (11.00mm)
T60006L2016W763 W763 VACUUMSCHMELZE	2,210	-	RFQ	Datasheet	-	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E41/17/12-3C92-G500 FERRITE CORE E 3C92 Ferroxcube	4,718	-	RFQ	Datasheet	-	Bulk	Active	E	E 41 x 17 x 12	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.654" (16.60mm)	1.598" (40.60mm)	0.488" (12.40mm)
RM4/I-3F36 FERRITE CORE RM 3F36 2PC SET Ferroxcube	3,959	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3F36	-	-	±25%	Ungapped	-	-	1.69	23.3	13.8	11.5	322.0	Uncoated	0.421" (10.40mm)	0.433" (11.00mm)	0.386" (9.80mm)
RM4/I-3F46 FERRITE CORE RM 3F46 2PC SET Ferroxcube	4,643	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3F46	-	-	±25%	Ungapped	-	-	1.69	23.3	13.8	11.5	322.0	Uncoated	0.421" (10.40mm)	0.433" (11.00mm)	0.386" (9.80mm)
LPX3222E060L152 X FLUX 060 PERM LP 3222 SIZE Magnetics, a division of Spang & Co.	2,336	-	RFQ	Datasheet	-	Bulk	Active	ELP	-	XFlux	-	141 nH	±8%	Ungapped	-	60	-	82.1	143.0	-	11740.0	Uncoated	0.598" (15.20mm)	1.260" (32.00mm)	0.866" (22.00mm)
LPX3222E040L152 X FLUX 040 PERM LP 3222 SIZE Magnetics, a division of Spang & Co.	4,754	-	RFQ	Datasheet	-	Bulk	Active	ELP	-	XFlux	-	101 nH	±8%	Ungapped	-	40	-	82.1	143.0	-	11740.0	Uncoated	0.598" (15.20mm)	1.260" (32.00mm)	0.866" (22.00mm)

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.