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
PQ20/16-3C95-A250 Ferrite Misc Ferroxcube	3,677	-	RFQ	Datasheet	PQ20/16	Bulk	Active	PQ	PQ 20 x 16	3C95	-	250 nH	±3%	Gapped	120.0	-	0.607	37.6	61.9	59.1	2330.0	Uncoated	0.319" (8.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
RM4/I-3E6 Ferrite Misc Ferroxcube	1,318	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RM4/I-3E5 Ferrite Misc Ferroxcube	2,562	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3E5	-	3.5 µH	-30%, +40%	Ungapped	4700.0	-	1.69	23.3	13.8	11.5	322.0	Uncoated	0.205" (5.20mm)	0.433" (11.00mm)	0.181" (4.60mm)
B66432G0000X187 FERRITE CORE EV N87 1PC EPCOS - TDK Electronics	3,858	-	RFQ	Datasheet	EV30/16/13	Box	Active	EV	EV 30 x 16 x 13	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.646" (16.40mm)	1.169" (29.70mm)	0.492" (12.50mm)
RM4/ILP-3C90-A160 FERRITE CORE RM 160NH 3C90 2PC Ferroxcube	2,602	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3C90	-	160 nH	±5%	Gapped	150.0	-	1.69	17.3	14.5	11.5	251.0	Uncoated	0.421" (10.40mm)	0.433" (11.00mm)	0.386" (9.80mm)
B65513J0000R092 FERRITE CORE ER 1.1UH N92 2PCS EPCOS - TDK Electronics	4,436	-	RFQ	Datasheet	ER14.5	Box	Active	ER	ER 14.5 x 6	N92	-	1.1 µH	-20%, +30%	Ungapped	970.0	1500	1.1	19.0	17.6	-	333.0	Uncoated	0.116" (2.95mm)	0.571" (14.50mm)	0.264" (6.70mm)
B66285U0630E187 FERRITE CORE EPCOS - TDK Electronics	1,377	-	RFQ	Datasheet	ELP22/6/16	Box	Active	-	-	-	-	-	-	Gapped	-	-	-	-	-	-	-	-	-	-	-
0077445A7 KOOL MU 075 PERM BLACK 140 SIZE Magnetics, a division of Spang & Co.	4,578	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.140" (3.56mm)	16 nH	±15%	Ungapped	-	75	-	8.06	1.3	-	10.5	Uncoated	0.060" (1.52mm)	-	-
C055049A2 MPP 147 PERM GREY 050 SIZE Magnetics, a division of Spang & Co.	1,758	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.530" (13.45mm)	67 nH	±8%	Ungapped	-	147	-	31.2	10.9	-	340.0	Coated	0.217" (5.51mm)	-	-
0077141A7 KOOL MU 060 PERM BLACK 140 SIZE Magnetics, a division of Spang & Co.	2,056	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.140" (3.56mm)	13 nH	±15%	Ungapped	-	60	-	8.06	1.3	-	10.5	Uncoated	0.060" (1.52mm)	-	-
C055048A2 MPP 160 PERM GREY 050 SIZE Magnetics, a division of Spang & Co.	4,006	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.530" (13.45mm)	72 nH	±8%	Ungapped	-	160	-	31.2	10.9	-	340.0	Coated	0.217" (5.51mm)	-	-
C055044A2 MPP 173 PERM GREY 050 SIZE Magnetics, a division of Spang & Co.	4,865	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.530" (13.45mm)	79 nH	±8%	Ungapped	-	173	-	31.2	10.9	-	340.0	Coated	0.217" (5.51mm)	-	-
0077444A7 KOOL MU 090 PERM BLACK 140 SIZE Magnetics, a division of Spang & Co.	3,307	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	0.140" (3.56mm)	19 nH	±15%	Ungapped	-	90	-	8.06	1.3	-	10.5	Uncoated	0.060" (1.52mm)	-	-
C058240A2 HIGH FLUX 125 PERM KHAKI 240 SIZ Magnetics, a division of Spang & Co.	4,940	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.285" (7.24mm)	54 nH	±8%	Ungapped	-	125	-	13.6	4.76	-	64.9	Coated	0.125" (3.18mm)	-	-
ER11/2.5/6-4F1-S Ferrite Misc Ferroxcube	1,778	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFD12/6/3.5-3C96-A100-S FERRITE CORE EFD 100NH 3C96 2PC Ferroxcube	1,071	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3C96	-	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)
EFD12/6/3.5-3C96-A63-S FERRITE CORE EFD 63NH 3C96 2PC Ferroxcube	3,022	-	RFQ	Datasheet	-	Bulk	Active	EFD	EFD 12 x 6 x 3.5	3C96	-	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)
TX22/14/13-3E10 Ferrite Misc Ferroxcube	2,895	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 22 x 14 13	3E10	0.907" (23.05mm)	11.7 µH	±20%	Ungapped	10000.0	-	1.07	54.2	50.9	-	2750.0	Epoxy	0.533" (13.55mm)	-	-
RM7/I-3C96 Ferrite Misc Ferroxcube	4,413	-	RFQ	Datasheet	RM7/I	Bulk	Active	RM	RM 7	3C96	-	-	-	Ungapped	-	-	0.68	30.0	44.1	39.6	1325.0	Uncoated	0.264" (6.71mm)	0.799" (20.30mm)	-
T60006L2016W764 W764 VACUUMSCHMELZE	4,379	-	RFQ	Datasheet	-	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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.