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
PQ20/20-3C94-A160 Ferrite Misc Ferroxcube	3,657	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C94	0.551" (14.00mm)	160 nH	±25%	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)
PQ20/20-3C94-A315 Ferrite Misc Ferroxcube	4,148	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C94	-	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)
EFD12/6/3.5-3F4-A63-S Ferrite Misc Ferroxcube	4,770	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F4	-	63 nH	±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)
EFD12/6/3.5-3F4-A100-S Ferrite Misc Ferroxcube	2,408	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3F4	-	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)
PQ20/20-3C90-A400 Ferrite Misc Ferroxcube	4,731	-	RFQ	Datasheet	PQ20/20	Bulk	Active	PQ	PQ 20 x 20	3C90	-	400 nH	±3%	Ungapped	232.0	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
PQ20/20-3C90-A160 Ferrite Misc Ferroxcube	3,430	-	RFQ	Datasheet	PQ20/20	Bulk	Active	PQ	PQ 20 x 20	3C90	-	-	-	Gapped	-	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.394" (10.00mm)	0.839" (21.30mm)	0.551" (14.00mm)
PQ20/20-3C90-E80 Ferrite Misc Ferroxcube	1,956	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C90	-	80 nH	-	Gapped	-	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
PQ20/20-3C90-A250 Ferrite Misc Ferroxcube	2,490	-	RFQ	Datasheet	PQ20/20	Bulk	Active	PQ	PQ 20 x 20	3C90	-	250 nH	±3%	Gapped	145.0	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
PQ20/20-3C90-A630 Ferrite Misc Ferroxcube	1,586	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C90	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	-	-	-
RM8/I-3C91 FERRITE CORE RM 3C91 2PC SET Ferroxcube	3,457	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3C91	-	-	±25%	Ungapped	1990.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.646" (16.40mm)	0.913" (23.20mm)	0.433" (11.00mm)
RM8/I-3C94 FERRITE CORE RM 3C94 2PC SET Ferroxcube	3,529	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3C94	-	-	±25%	Ungapped	1600.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.646" (16.40mm)	0.913" (23.20mm)	0.433" (11.00mm)
RM8/I-3C90 Ferrite Misc Ferroxcube	2,276	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3C90	-	3.3 µH	±25%	Ungapped	1600.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.323" (8.20mm)	0.913" (23.20mm)	0.433" (11.00mm)
E32/6/20/R-3C92 FERRITE CORE E 3C92 Ferroxcube	3,792	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
E32/6/20-3C92 FERRITE CORE E 3C92 Ferroxcube	3,133	-	RFQ	Datasheet	-	Bulk	Active	E	E 32 x 6 x 20	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)
9498204002 FERRITE CORE E SET Fair-Rite Products Corp.	3,291	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	32.0	41.7	129.0	127.0	5380.0	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.801" (20.35mm)
9598343502 FERRITE CORE ETD SET Fair-Rite Products Corp.	2,056	-	RFQ	Datasheet	-	Bulk	Active	ETD	-	-	-	-	±25%	Ungapped	-	2400	82.0	79.0	97.2	91.6	7680.0	Uncoated	0.681" (17.30mm)	-	-
EFD10/5/3-3F3-A68-S/E/P Ferrite Misc Ferroxcube	3,409	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFD10/5/3-3F3-A25-S Ferrite Misc Ferroxcube	1,875	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3F3	-	25 nH	±5%	Gapped	66.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)
EFD10/5/3-3F3-A40-S Ferrite Misc Ferroxcube	2,148	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3F3	-	40 nH	±8%	Gapped	105.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)
EFD10/5/3-3F3-A63-S Ferrite Misc Ferroxcube	4,118	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 10 x 5 x 3	3F3	-	63 nH	±10%	Gapped	165.0	-	3.29	23.7	7.2	6.5	171.0	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)

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.