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
EP10-3C90 FERRITE CORE EP 3C90 2PC SET Ferroxcube	2,845	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 10	3C90	-	-	-	Ungapped	-	-	1.7	19.3	11.3	8.55	215.0	Uncoated	0.402" (10.20mm)	0.453" (11.50mm)	0.300" (7.60mm)
EP10-3C91 FERRITE CORE EP 3C91 2PC SET Ferroxcube	2,221	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 10	3C91	-	-	±25%	Ungapped	-	-	1.7	19.3	11.3	8.55	215.0	Uncoated	0.402" (10.20mm)	0.453" (11.50mm)	0.300" (7.60mm)
TX13/7.1/4.8-3D3 Ferrite Misc Ferroxcube	1,568	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 13 x 7.1 x 4.8	3D3	0.510" (12.95mm)	415 nH	±20%	Ungapped	-	750	2.4	29.5	12.3	-	361.0	Epoxy	0.198" (5.03mm)	-	-
EP10-3C94 Ferrite Misc Ferroxcube	4,177	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 10	3C94	-	1.14 µH	±25%	Ungapped	1530.0	-	1.7	19.3	11.3	8.55	215.0	Uncoated	0.201" (5.10mm)	0.453" (11.50mm)	0.300" (7.60mm)
4033266011 FERRITE CORE ROD 33 Fair-Rite Products Corp.	3,181	-	RFQ	Datasheet	-	Tape & Reel (TR)	Obsolete	ROD	-	33	0.250" (6.35mm)	-	-	Ungapped	-	600	-	-	-	-	-	Uncoated	-	1.500" (38.10mm)	-
E25/13/11-3C92-G1500 Ferrite Misc Ferroxcube	2,377	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TX13/7.1/4.8-3F3 Ferrite Misc Ferroxcube	1,341	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 13 x 7.1 x 4.8	3F3	0.510" (12.95mm)	990 nH	±20%	Ungapped	-	1800	2.4	29.5	12.3	-	361.0	Epoxy	0.198" (5.03mm)	-	-
0077021A7 KOOL MU 060 PERM BLACK 020 SIZE Magnetics, a division of Spang & Co.	2,573	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.250" (6.35mm)	24 nH	±12%	Ungapped	-	60	-	13.6	4.7	-	64.0	Uncoated	0.110" (2.79mm)	-	-
0077020A7 KOOL MU 125 PERM BLACK 020 SIZE Magnetics, a division of Spang & Co.	3,844	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.250" (6.35mm)	50 nH	±12%	Ungapped	-	125	-	13.6	4.7	-	64.0	Uncoated	0.110" (2.79mm)	-	-
0077825A7 KOOL MU 075 PERM BLACK 020 SIZE Magnetics, a division of Spang & Co.	2,501	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.250" (6.35mm)	30 nH	±12%	Ungapped	-	75	-	13.6	4.7	-	64.0	Uncoated	0.110" (2.79mm)	-	-
0077824A7 KOOL MU 090 PERM BLACK 020 SIZE Magnetics, a division of Spang & Co.	3,973	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.250" (6.35mm)	36 nH	±12%	Ungapped	-	90	-	13.6	4.7	-	64.0	Uncoated	0.110" (2.79mm)	-	-
ER9.5/2.5/5-3C94-A250-S Ferrite Misc Ferroxcube	3,363	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
ER9.5/2.5/5-3C94-A100-S Ferrite Misc Ferroxcube	3,896	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 9.5 x 2.5 x 5	3C94	-	100 nH	±5%	Gapped	133.0	-	1.67	14.2	8.47	7.6	120.0	Uncoated	0.096" (2.45mm)	0.374" (9.50mm)	0.197" (5.00mm)
ER9.5/2.5/5-3C94-A300-S Ferrite Misc Ferroxcube	4,393	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
ER9.5/2.5/5-3C94-A160-S Ferrite Misc Ferroxcube	1,275	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 9.5 x 2.5 x 5	3C94	-	160 nH	±8%	Gapped	213.0	-	1.67	14.2	8.47	7.6	120.0	Uncoated	0.096" (2.45mm)	0.374" (9.50mm)	0.197" (5.00mm)
ER9.5/2.5/5-3C94-A63-S Ferrite Misc Ferroxcube	4,198	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 9.5 x 2.5 x 5	3C94	-	63 nH	±3%	Gapped	84.0	-	1.67	14.2	8.47	7.6	120.0	Uncoated	0.096" (2.45mm)	0.374" (9.50mm)	0.197" (5.00mm)
CPHS-EP7-2S-6P-C Ferrite Misc Ferroxcube	4,167	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E34/14/9-3C91 Ferrite Misc Ferroxcube	3,239	-	RFQ	Datasheet	-	Bulk	Active	E	E 34 x 14 x 9	3C91	-	3.2 µH	±25%	Ungapped	-	-	-	69.3	-	-	5590.0	Uncoated	0.386" (9.80mm)	1.350" (34.30mm)	0.366" (9.30mm)
E34/14/9-3C90 Ferrite Misc Ferroxcube	2,694	-	RFQ	Datasheet	-	Bulk	Active	E	E 34 x 14 x 9	3C90	-	2.44 µH	±25%	Ungapped	1670.0	-	-	69.3	-	-	5590.0	Uncoated	0.386" (9.80mm)	1.350" (34.30mm)	0.366" (9.30mm)
PLT22/16/2.5/S-3C94 Ferrite Misc Ferroxcube	2,754	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 22 x 16 x 2.5	3C94	-	6.15 µH	±25%	Ungapped	1620.0	2300	0.324	26.1	78.5	72.6	2100.0	Uncoated	0.098" (2.50mm)	0.858" (21.80mm)	0.622" (15.80mm)

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.