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
E43/10/28-3C94 Ferrite Misc Ferroxcube	1,377	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3C94	-	8.03 µH	±25%	Ungapped	1710.0	-	0.548	97.0	178.0	175.0	17300.0	Uncoated	0.827" (21.00mm)	1.693" (43.00mm)	0.598" (15.20mm)
RM10/I-3E5 Ferrite Misc Ferroxcube	1,053	-	RFQ	Datasheet	RM10/I	Bulk	Active	RM	RM 10	3E5	-	16 µH	-30%, +40%	Ungapped	5900.0	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.366" (9.30mm)	1.122" (28.50mm)	0.732" (18.60mm)
B66506K0000X187 I30/2.7/20 N87 6300 +25% EPCOS - TDK Electronics	4,136	-	RFQ	Datasheet	B66506	Tray	Active	I	I 30 x 2.7 x 20	N87	-	5.6 µH	±25%	Ungapped	1330.0	-	0.29	31.5	108.0	95.0	3400.0	Uncoated	0.106" (2.70mm)	1.181" (30.00mm)	0.787" (20.00mm)
B65875A0390K049 PQ20/20 N49 390 +10% EPCOS - TDK Electronics	4,518	-	RFQ	Datasheet	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PQ26/25-3F3 Ferrite Misc Ferroxcube	1,184	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 26 x 25	3F3	-	4.39 µH	±25%	Ungapped	1574.0	-	0.451	54.3	120.0	108.0	6530.0	Uncoated	0.486" (12.35mm)	1.075" (27.30mm)	0.748" (19.00mm)
T60405R4025X094 4025X094 VACUUMSCHMELZE	3,367	-	RFQ	Datasheet	-	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
T60006L2020P409 P409 VACUUMSCHMELZE	4,282	-	RFQ	Datasheet	-	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0077930A7HT23 KOOL MU 125 PERM BLACK 930 SIZE Magnetics, a division of Spang & Co.	2,308	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.060" (26.92mm)	314 nH	±8%	Ungapped	-	125	-	63.5	131.0	-	8320.0	Uncoated	0.882" (22.40mm)	-	-
0077894A7HT23 KOOL MU 060 PERM BLACK 930 SIZE Magnetics, a division of Spang & Co.	1,698	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.060" (26.92mm)	150 nH	±8%	Ungapped	-	60	-	63.5	131.0	-	8320.0	Uncoated	0.866" (21.99mm)	-	-
0055040AY MPP 125 PERM AY 040 SIZE Magnetics, a division of Spang & Co.	4,565	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.400" (10.15mm)	66 nH	±8%	Ungapped	-	125	-	23.0	9.57	-	220.0	Uncoated	0.156" (3.96mm)	-	-
B65807C0000Y038 FERRITE CORE EPCOS - TDK Electronics	4,734	-	RFQ	Datasheet	RM6	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B65531T0160A048 FERRITE CORE P 160NH N48 2PCS EPCOS - TDK Electronics	4,972	-	RFQ	Datasheet	P11/7	Box	Active	P (Pot Core)	P 11 x 7	N48	0.445" (11.30mm)	160 nH	±3%	Gapped	127.0	-	1.0	15.9	15.9	-	253.0	Uncoated	0.130" (3.30mm)	-	-
B65531T0000R048 FERRITE CORE N48 EPCOS - TDK Electronics	1,660	-	RFQ	Datasheet	P11/7	Box	Active	-	P 11 x 7	N48	0.445" (11.30mm)	-	-	-	-	2300	1.0	15.9	15.9	-	253.0	Uncoated	0.130" (3.30mm)	-	-
PLT43/28/4.1-3C97 FERRITE CORE PLT 3C97 Ferroxcube	4,384	-	RFQ	Datasheet	-	Bulk	Active	PLT	PLT 43 x 28 x 4.1	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	1.700" (43.20mm)	1.098" (27.90mm)
RM10/ILP-3F4-A250 FERRITE CORE RM 250NH 3F4 2PC Ferroxcube	3,939	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3F4	-	250 nH	±3%	Gapped	68.0	-	0.462	33.9	99.1	89.1	3360.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
RM10/ILP-3F4-A400 FERRITE CORE RM 400NH 3F4 2PC Ferroxcube	1,544	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3F4	-	400 nH	±3%	Gapped	110.0	-	0.462	33.9	99.1	89.1	3360.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
RM10/ILP-3F4-A630 FERRITE CORE RM 630NH 3F4 2PC Ferroxcube	2,906	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3F4	-	630 nH	±3%	Gapped	170.0	-	0.462	33.9	99.1	89.1	3360.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
B66325G0100X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	4,897	-	RFQ	Datasheet	E42/21/15	Box	Active	E	E 42 x 21 x 15	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.835" (21.20mm)	1.654" (42.00mm)	0.598" (15.20mm)
B66325G0250X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	2,766	-	RFQ	Datasheet	E42/21/15	Box	Active	E	E 42 x 21 x 15	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.835" (21.20mm)	1.654" (42.00mm)	0.598" (15.20mm)
PQ32/15-3C96 FERRITE CORE PQ 3C96 2PC SET Ferroxcube	2,141	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 32 x 15	3C96	-	-	±25%	Ungapped	-	-	0.261	44.7	171.0	143.0	7640.0	Uncoated	0.591" (15.00mm)	1.299" (33.00mm)	0.866" (22.00mm)

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.