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
EFD12/6/3.5-3F36-A63-S FERRITE CORE EFD 63NH 3F36 2PC Ferroxcube	4,012	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F36	-	63 nH	±5%	Gapped	125.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)
EFD12/6/3.5-3F46-A100-S FERRITE CORE EFD 100NH 3F46 2PC Ferroxcube	3,786	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F46	-	100 nH	±8%	Gapped	200.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)
EFD12/6/3.5-3F46-A63-S FERRITE CORE EFD 63NH 3F46 2PC Ferroxcube	1,896	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F46	-	63 nH	±5%	Gapped	125.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)
PQ20/20-3C96-A315 Ferrite Misc Ferroxcube	1,122	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C96	-	315 nH	±3%	Gapped	180.0	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
PQ20/20-3C96-A160 Ferrite Misc Ferroxcube	2,921	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C96	-	160 nH	±3%	Gapped	93.0	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
E32/6/20/R-3C95-A400-P FERRITE CORE E 3C95 Ferroxcube	2,239	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20/R-3C95-A630-P FERRITE CORE E 3C95 Ferroxcube	1,432	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20-3C95-A400-E FERRITE CORE E 3C95 Ferroxcube	3,444	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20-3C95-A400-P FERRITE CORE E 3C95 Ferroxcube	3,925	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20-3C95-A630-E FERRITE CORE E 3C95 Ferroxcube	4,295	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20-3C95-A630-P FERRITE CORE E 3C95 Ferroxcube	4,700	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
EFD12/6/3.5-3F3-A40-S Ferrite Misc Ferroxcube	1,615	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F3	-	40 nH	±5%	Gapped	80.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)
EFD12/6/3.5-3F3-A100-S Ferrite Misc Ferroxcube	4,976	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F3	-	100 nH	±10%	Gapped	200.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)
EFD12/6/3.5-3F3-A63-S Ferrite Misc Ferroxcube	3,037	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F3	-	-	±8%	Gapped	125.0	-	2.5	28.5	11.4	10.7	325.0	Uncoated	0.244" (6.20mm)	0.492" (12.50mm)	0.138" (3.50mm)
B66361G0200X127 FERRITE CORE ETD N27 1PC EPCOS - TDK Electronics	3,256	-	RFQ	Datasheet	ETD34/17/11	Box	Active	ETD	ETD 34 x 17 x 11	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.689" (17.50mm)	1.339" (34.00mm)	0.433" (11.00mm)
RM7/I-3F36 FERRITE CORE RM 3F36 2PC SET Ferroxcube	2,171	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 7	3F36	-	-	±25%	Ungapped	-	-	0.68	30.0	44.1	39.6	1325.0	Uncoated	0.528" (13.40mm)	0.799" (20.30mm)	0.677" (17.20mm)
RM7/I-3F46 FERRITE CORE RM 3F46 2PC SET Ferroxcube	4,088	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 7	3F46	-	-	±25%	Ungapped	-	-	0.68	30.0	44.1	39.6	1325.0	Uncoated	0.528" (13.40mm)	0.799" (20.30mm)	0.677" (17.20mm)
RM8/ILP-3C90-A315 FERRITE CORE RM 315NH 3C90 2PC Ferroxcube	4,926	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3C90	-	315 nH	±3%	Gapped	110.0	-	0.44	28.7	64.9	55.4	1860.0	Uncoated	0.370" (9.40mm)	0.913" (23.20mm)	0.433" (11.00mm)
EP17-3C91-A160 Ferrite Misc Ferroxcube	3,369	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 17	3C91	-	-	-	Gapped	110.0	-	-	-	-	-	-	Uncoated	-	-	-
EP17-3C91-A100 Ferrite Misc Ferroxcube	1,065	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 17	3C91	-	-	-	Gapped	70.0	-	-	-	-	-	-	Uncoated	-	-	-

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.