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
0W43615TC TOROID UNCOATED Magnetics, a division of Spang & Co.	1,425	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	1.417" (36.00mm)	13.4 µH	±30%	Ungapped	-	10000	-	89.6	95.9	-	8596.0	Uncoated	0.591" (15.00mm)	-	-
0077935A7HT19 KOOL MU 075 PERM BLACK 930 SIZE Magnetics, a division of Spang & Co.	2,429	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.060" (26.92mm)	151 nH	±8%	Ungapped	-	75	-	63.5	105.0	-	6670.0	Uncoated	0.709" (18.00mm)	-	-
B65807P0000R097 FERRITE CORE RM N97 EPCOS - TDK Electronics	2,872	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6 LP	N97	-	-	-	-	-	2300	0.58	21.8	37.5	31.2	820.0	Uncoated	0.177" (4.50mm)	0.701" (17.90mm)	0.323" (8.20mm)
B65495K0016A001 FERRITE CORE EPCOS - TDK Electronics	2,074	-	RFQ	Datasheet	B65495	Box	Not For New Designs	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RM10/I-3C92 Ferrite Misc Ferroxcube	4,751	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10	3C92	-	-	-	Ungapped	-	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.366" (9.30mm)	1.122" (28.50mm)	0.531" (13.50mm)
PTS23/18-3F3 Ferrite Misc Ferroxcube	4,537	-	RFQ	Datasheet	-	Bulk	Active	P	PTS 23 x 18	3F3	0.902" (22.90mm)	2.5 µH	±25%	Ungapped	1500.0	-	0.77	45.1	58.3	53.6	2630.0	Uncoated	0.354" (9.00mm)	-	-
RM10/ILP-3F36 FERRITE CORE RM 3F36 2PC SET Ferroxcube	3,432	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10	3F36	-	-	±25%	Ungapped	1060.0	-	0.34	33.9	99.1	89.1	3360.0	Uncoated	0.512" (13.00mm)	1.122" (28.50mm)	0.531" (13.50mm)
9578444502 FERRITE CORE ETD 78 SET Fair-Rite Products Corp.	2,550	-	RFQ	Datasheet	-	Bulk	Active	ETD	-	78	-	-	±25%	Ungapped	-	2300	60.0	103.5	173.0	117.7	17940.0	Uncoated	0.878" (22.30mm)	-	-
B65807J0000R045 FERRITE CORE RM 3.5UH N45 2PCS EPCOS - TDK Electronics	1,454	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	N45	-	3.5 µH	-20%, +30%	Ungapped	2180.0	3800	0.78	28.6	36.6	31.0	1050.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
PQ26/20-3C90-E250 Ferrite Misc Ferroxcube	2,619	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 26 x 20	3C90	-	250 nH	±3%	Gapped	74.0	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)
9498114002 FERRITE CORE E SET Fair-Rite Products Corp.	3,735	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	55.3	97.9	177.0	174.0	17300.0	Uncoated	-	1.654" (42.00mm)	-
B65807N0200A048 FERRITE CORE RM N48 EPCOS - TDK Electronics	1,818	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	N48	-	-	-	Gapped	-	2300	0.78	26.9	31.3	-	840.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
B65807N0500A048 FERRITE CORE RM N48 EPCOS - TDK Electronics	4,885	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	N48	-	-	-	Gapped	-	2300	0.78	26.9	31.3	-	840.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
0P42616A197 GAPPED POT CORE Magnetics, a division of Spang & Co.	1,972	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TX36/23/15-3E25 Ferrite Misc Ferroxcube	2,203	-	RFQ	Datasheet	-	Bulk	Active	Toroid	TX 36 x 23 x 15	3E25	1.463" (37.15mm)	-	-	Ungapped	-	-	0.919	89.7	97.5	-	8740.0	Epoxy	0.630" (16.00mm)	-	-
ER41/7.6/32-3C97 FERRITE CORE ER 3C97 Ferroxcube	4,103	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 41 x 7.6 x 32	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.300" (7.60mm)	1.600" (40.64mm)	1.260" (32.00mm)
ER41/7.6/32-3F36 FERRITE CORE ER 3F36 Ferroxcube	4,906	-	RFQ	Datasheet	-	Bulk	Active	ER	ER 41 x 7.6 x 32	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.300" (7.60mm)	1.600" (40.64mm)	1.260" (32.00mm)
PQ26/20-3C97-A144 Ferrite Misc Ferroxcube	3,222	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 26 x 20	3C97	-	144 nH	-	Gapped	-	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)
PQ26/20-3C97-A400 Ferrite Misc Ferroxcube	4,391	-	RFQ	Datasheet	PQ26/20	Bulk	Active	PQ	PQ 26 x 20	3C97	-	7.02 µH	±25%	Gapped	-	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)
PQ26/20-3F36-A400 Ferrite Misc Ferroxcube	3,289	-	RFQ	Datasheet	PQ26/20	Bulk	Active	PQ	PQ 26 x 20	3F36	-	400 nH	±3%	Gapped	-	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)

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.