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
ETD44/22/15-3C94-G2000 Ferrite Misc Ferroxcube	3,216	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 44 x 22 x 15	3C94	-	2 µH	-	Gapped	-	-	0.589	103.0	173.0	172.0	17800.0	Uncoated	0.878" (22.30mm)	1.772" (45.00mm)	0.598" (15.20mm)
ER42/22/16-3C96 Ferrite Misc Ferroxcube	1,584	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EP17-3C96-A160 Ferrite Misc Ferroxcube	1,269	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 17	3C96	-	-	-	Gapped	110.0	-	-	-	-	-	-	Uncoated	-	-	-
EP17-3C96-A100 Ferrite Misc Ferroxcube	4,595	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 17	3C96	-	-	-	Gapped	70.0	-	-	-	-	-	-	Uncoated	-	-	-
B65531D0000R030 FERRITE CORE P 3.5NH N30 2PCS EPCOS - TDK Electronics	2,170	-	RFQ	Datasheet	P11/7	Box	Active	P (Pot Core)	P 11 x 7	N30	0.445" (11.30mm)	3.5 nH	-20%, +30%	Ungapped	2560.0	4300	1.0	15.9	15.9	-	253.0	Uncoated	0.130" (3.30mm)	-	-
B65531W0000R030 FERRITE CORE P 3.5UH N30 2PCS EPCOS - TDK Electronics	4,065	-	RFQ	Datasheet	P11/7	Box	Active	P (Pot Core)	P 11 x 7	N30	0.445" (11.30mm)	3.5 µH	-20%, +30%	Ungapped	2560.0	4300	0.92	16.3	17.7	14.1	289.0	Uncoated	0.130" (3.30mm)	-	-
E42/21/15-3C95 FERRITE CORE E 3C95 Ferroxcube	4,815	-	RFQ	Datasheet	-	Bulk	Active	E	E 42 x 21 x 15	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.827" (21.00mm)	1.693" (43.00mm)	0.598" (15.20mm)
B65885A0000R092 FERRITE CORE PQ 1.9UH N92 2PCS EPCOS - TDK Electronics	2,879	-	RFQ	Datasheet	PQ16/11.6	Box	Active	PQ	PQ 16 x 11.6	N92	-	1.9 µH	-20%, +30%	Ungapped	970.0	1500	0.641	27.0	42.1	38.5	1136.0	Uncoated	0.228" (5.80mm)	0.646" (16.40mm)	0.441" (11.20mm)
EQ38/8/25-3C94 Ferrite Misc Ferroxcube	2,950	-	RFQ	Datasheet	-	Bulk	Active	EQ	EQ 38 x 8 x 25	3C94	-	7 µH	±25%	Ungapped	1900.0	-	0.341	51.9	152.0	119.0	7900.0	Uncoated	0.315" (8.00mm)	1.500" (38.10mm)	1.000" (25.40mm)
ER23/3.6/13-3C96-A315-S FERRITE CORE ER 315NH 3C96 Ferroxcube	1,114	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 23 x 3.6 x 13	3C96	-	315 nH	±6%	Gapped	133.0	-	0.53	26.6	50.2	50.0	1340.0	Uncoated	0.142" (3.60mm)	0.913" (23.20mm)	0.492" (12.50mm)
ER23/3.6/13-3C96-A400-S FERRITE CORE ER 3C96 Ferroxcube	3,719	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 23 x 3.6 x 13	3C96	-	-	±5%	Gapped	169.0	-	0.53	26.6	50.2	50.0	1340.0	Uncoated	0.142" (3.60mm)	0.913" (23.20mm)	0.492" (12.50mm)
ER23/3.6/13-3C96-E400-S Ferrite Misc Ferroxcube	2,256	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
ER23/3.6/13-3C96-A250-S Ferrite Misc Ferroxcube	3,121	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 23 x 3.6 x 13	3C96	-	250 nH	±3%	Gapped	105.0	-	0.53	25.6	50.2	50.0	1340.0	Uncoated	0.142" (3.60mm)	0.913" (23.20mm)	0.492" (12.50mm)
ER23/3.6/13-3C96-A630-S Ferrite Misc Ferroxcube	3,838	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 23 x 3.6 x 13	3C96	-	630 nH	±8%	Gapped	266.0	-	0.53	25.6	50.2	50.0	1340.0	Uncoated	0.142" (3.60mm)	0.913" (23.20mm)	0.492" (12.50mm)
C058128A2 HIGH FLUX 160 PERM KHAKI 130 SIZ Magnetics, a division of Spang & Co.	4,827	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.465" (11.81mm)	68 nH	±8%	Ungapped	-	160	-	26.9	9.06	-	244.0	Coated	0.181" (4.60mm)	-	-
ZF43806TC TOROID GREY COATED Magnetics, a division of Spang & Co.	3,623	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	F	1.496" (38.00mm)	2.64 µH	-	Ungapped	-	3000	-	82.9	58.3	-	4826.0	Epoxy	0.250" (6.35mm)	-	-
0058240AY HIGH FLUX 125 PERM AY 240 SIZE Magnetics, a division of Spang & Co.	2,635	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.260" (6.60mm)	54 nH	±8%	Ungapped	-	125	-	13.6	4.76	-	30.3	Uncoated	0.100" (2.54mm)	-	-
00K4111U060 KOOL MU 4111 U CORE Magnetics, a division of Spang & Co.	1,308	-	RFQ	Datasheet	-	Bulk	Active	U	-	Kool Mu	-	95 nH	±8%	Ungapped	-	60	-	85.2	101.0	-	8600.0	Uncoated	0.440" (11.18mm)	1.620" (41.15mm)	0.475" (12.07mm)
ZJ43610TC TOROID GREY COATED Magnetics, a division of Spang & Co.	1,633	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	J	1.463" (37.15mm)	4.543 µH	±20%	Ungapped	-	5000	-	89.7	62.6	-	5616.0	Epoxy	0.419" (10.65mm)	-	-
00K4111U090 KOOL MU 4111 U CORE Magnetics, a division of Spang & Co.	3,240	-	RFQ	Datasheet	-	Bulk	Active	U	-	Kool Mu	-	138 nH	±8%	Ungapped	-	90	-	85.2	101.0	-	8600.0	Uncoated	0.440" (11.18mm)	1.620" (41.15mm)	0.475" (12.07mm)

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.