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
RM6S/I-3C94-A160 FERRITE CORE RM 3C94 2PC SET Ferroxcube	2,961	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C94	-	-	±3%	Gapped	100.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.488" (12.40mm)	0.701" (17.90mm)	0.323" (8.20mm)
EQ20/R-3F36-A250 Ferrite Misc Ferroxcube	1,133	-	RFQ	Datasheet	-	Bulk	Active	EQ	EQ 20	3F36	-	250 nH	±4%	Gapped	110.0	-	0.563	33.2	59.0	55.0	1960.0	Uncoated	0.248" (6.30mm)	0.787" (20.00mm)	0.551" (14.00mm)
EQ20/R-3F46-A250 Ferrite Misc Ferroxcube	3,782	-	RFQ	Datasheet	-	Bulk	Active	EQ	EQ 20	3F46	-	250 nH	±4%	Gapped	110.0	-	0.563	33.2	59.0	55.0	1960.0	Uncoated	0.248" (6.30mm)	0.787" (20.00mm)	0.551" (14.00mm)
EQ20-3F46 Ferrite Misc Ferroxcube	2,511	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RM6S/I-3C90-A160 Ferrite Misc Ferroxcube	4,208	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C90	-	160 nH	±3%	Gapped	100.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C94-A400 Ferrite Misc Ferroxcube	4,510	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C94	-	400 nH	±3%	Gapped	250.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C90-A66.5 Ferrite Misc Ferroxcube	4,926	-	RFQ	Datasheet	RM6S/I	Bulk	Active	RM	RM 6	3C90	-	66.5 nH	-	Gapped	-	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C94-A315 Ferrite Misc Ferroxcube	2,102	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C94	-	315 nH	±3%	Gapped	-	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C94-A1000 Ferrite Misc Ferroxcube	2,732	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C94	-	1 µH	-	Gapped	-	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C91-A400 Ferrite Misc Ferroxcube	2,356	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C91	-	400 nH	-	Gapped	-	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C90-A100 Ferrite Misc Ferroxcube	2,583	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C90	-	100 nH	±3%	Gapped	63.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C91-A250 Ferrite Misc Ferroxcube	4,846	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C91	-	250 nH	-	Gapped	-	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C94-A250 Ferrite Misc Ferroxcube	3,483	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C94	-	250 nH	±3%	Gapped	157.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
RM6S/I-3C94-A630 Ferrite Misc Ferroxcube	1,875	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 6	3C94	-	630 nH	±5%	Gapped	390.0	-	0.784	29.2	37.0	31.2	1090.0	Uncoated	0.244" (6.20mm)	0.701" (17.90mm)	0.323" (8.20mm)
6678211621 FERRITE CORE PQ 78 SET Fair-Rite Products Corp.	1,930	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	78	-	-	±25%	Ungapped	-	2300	60.0	36.9	61.5	60.1	2270.0	Uncoated	0.315" (8.00mm)	0.807" (20.50mm)	0.551" (14.00mm)
EPX10-3C94 Ferrite Misc Ferroxcube	3,023	-	RFQ	Datasheet	-	Bulk	Active	EPX	EPX 10	3C94	-	1.4 µH	±25%	Ungapped	1620.0	-	1.45	21.7	15.0	12.5	325.0	Uncoated	0.205" (5.20mm)	0.465" (11.80mm)	0.309" (7.85mm)
WBC3/RT-4B1-Z Ferrite Misc Ferroxcube	4,325	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
ER14.5/3/7-3F3-S Ferrite Misc Ferroxcube	3,557	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 14.5 x 3 x 7	3F3	-	1.4 µH	±25%	Ungapped	1200.0	-	1.08	19.0	17.6	17.3	333.0	Uncoated	0.116" (2.95mm)	0.571" (14.50mm)	0.268" (6.80mm)
EP5-3C96 FERRITE CORE EP 3C96 2PC SET Ferroxcube	3,810	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 5	3C96	-	-	±25%	Ungapped	-	-	3.2	9.7	3.0	2.27	28.7	Uncoated	0.220" (5.60mm)	0.236" (6.00mm)	0.150" (3.81mm)
9498110002 FERRITE CORE E SET Fair-Rite Products Corp.	3,379	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	90.7	74.5	82.1	79.0	6110.0	Uncoated	0.634" (16.10mm)	-	-

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.