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
EQ30-3C95-A250 Ferrite Misc Ferroxcube	4,538	-	RFQ	Datasheet	-	Bulk	Active	EQ	EQ 30	3C95	-	250 nH	-	Gapped	-	-	0.426	46.0	108.0	95.0	4970.0	Uncoated	0.315" (8.00mm)	1.181" (30.00mm)	0.787" (20.00mm)
EQ30-3C95-A400-P Ferrite Misc Ferroxcube	3,841	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
B65517D0000R030 FERRITE CORE P 2.5UH N30 2PCS EPCOS - TDK Electronics	4,592	-	RFQ	Datasheet	P9/5	Box	Active	P (Pot Core)	P 9 x 5	N30	0.366" (9.30mm)	2.5 µH	-20%, +30%	Ungapped	2490.0	4300	1.25	12.5	10.0	-	125.0	Uncoated	0.106" (2.70mm)	-	-
B65517W0000R030 FERRITE CORE P 2.5UH N30 2PCS EPCOS - TDK Electronics	2,437	-	RFQ	Datasheet	P9/5	Box	Active	P (Pot Core)	P 9 x 5	N30	0.366" (9.30mm)	2.5 µH	-20%, +30%	Ungapped	2490.0	4300	1.13	13.4	11.9	9.3	159.0	Uncoated	0.106" (2.70mm)	-	-
E41/17/12-3F36-G200 FERRITE CORE E 3F36 Ferroxcube	1,411	-	RFQ	Datasheet	-	Bulk	Active	E	E 41 x 17 x 12	3F36	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.654" (16.60mm)	1.598" (40.60mm)	0.488" (12.40mm)
RM7/I-3C90-A160 FERRITE CORE RM 3C90 2PC SET Ferroxcube	2,744	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 7	3C90	-	-	±25%	Gapped	-	-	0.68	30.0	44.1	39.6	1325.0	Uncoated	0.528" (13.40mm)	0.799" (20.30mm)	0.677" (17.20mm)
RM7/I-3C90-A250 FERRITE CORE RM 3C90 2PC SET Ferroxcube	4,487	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 7	3C90	-	-	±25%	Gapped	-	-	0.68	30.0	44.1	39.6	1325.0	Uncoated	0.528" (13.40mm)	0.799" (20.30mm)	0.677" (17.20mm)
PQ20/20-3C95-A315 Ferrite Misc Ferroxcube	1,203	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C95	-	315 nH	±3%	Gapped	180.0	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
PQ20/20-3C95-A160 Ferrite Misc Ferroxcube	3,553	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 20 x 20	3C95	-	160 nH	±3%	Gapped	93.0	-	0.731	45.7	62.6	59.1	2850.0	Uncoated	0.398" (10.10mm)	0.839" (21.30mm)	0.551" (14.00mm)
RM8/I-3F4 Ferrite Misc Ferroxcube	1,157	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3F4	-	1.7 µH	±25%	Ungapped	820.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.323" (8.20mm)	0.913" (23.20mm)	0.433" (11.00mm)
B65517D0000R033 FERRITE CORE M33 EPCOS - TDK Electronics	2,129	-	RFQ	Datasheet	P9/5	Box	Active	-	P 9 x 5	M33	0.366" (9.30mm)	-	-	-	-	750	1.25	12.5	10.0	-	125.0	Uncoated	0.106" (2.70mm)	-	-
PTS18/11-3F3-A400 Ferrite Misc Ferroxcube	2,172	-	RFQ	Datasheet	-	Bulk	Active	P	PTS 18 x 11	3F3	-	400 nH	±5%	Ungapped	245.0	-	0.77	28.7	37.2	31.0	1070.0	Uncoated	0.209" (5.30mm)	0.709" (18.00mm)	0.470" (11.94mm)
PTS18/11-3F3-A250 Ferrite Misc Ferroxcube	3,474	-	RFQ	Datasheet	-	Bulk	Active	P	PTS 18 x 11	3F3	-	250 nH	±3%	Ungapped	153.0	-	0.77	28.7	37.2	31.0	1070.0	Uncoated	0.209" (5.30mm)	0.709" (18.00mm)	0.470" (11.94mm)
RM8/I-3C96 FERRITE CORE RM 3C96 2PC SET Ferroxcube	1,854	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 8	3C96	-	-	±25%	Ungapped	1440.0	-	0.604	38.4	63.0	55.4	2440.0	Uncoated	0.646" (16.40mm)	0.913" (23.20mm)	0.433" (11.00mm)
RM4/I-3F3-A100 Ferrite Misc Ferroxcube	1,851	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3F3	-	100 nH	±3%	Gapped	134.0	-	1.69	23.3	13.8	11.5	322.0	Uncoated	0.205" (5.20mm)	0.433" (11.00mm)	0.181" (4.60mm)
RM4/I-3F3-A250 Ferrite Misc Ferroxcube	2,690	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 4	3F3	-	250 nH	±10%	Gapped	336.0	-	1.69	23.3	13.8	11.5	322.0	Uncoated	0.205" (5.20mm)	0.433" (11.00mm)	0.181" (4.60mm)
RM4/I-3F3-A160 Ferrite Misc Ferroxcube	2,900	-	RFQ	Datasheet	RM4/I	Bulk	Active	RM	RM 4	3F3	-	160 nH	-	Gapped	-	-	1.69	23.3	13.8	11.5	322.0	Uncoated	0.205" (5.20mm)	0.433" (11.00mm)	0.181" (4.60mm)
PJ41717UG EP CORE Magnetics, a division of Spang & Co.	1,429	-	RFQ	Datasheet	-	Bulk	Active	EP	-	J	-	5.867 µH	-	Ungapped	-	5000	-	29.5	33.7	25.5	999.0	Uncoated	0.661" (16.80mm)	0.709" (18.00mm)	0.433" (11.00mm)
EQX3222E060L152 X FLUX 060 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	1,444	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	156 nH	±8%	Ungapped	-	60	-	79.9	152.3	-	12168.0	Uncoated	0.598" (15.20mm)	1.260" (32.00mm)	0.866" (22.00mm)
EQX3222E075L152 X FLUX 075 PERM EQ 3222 SIZE Magnetics, a division of Spang & Co.	1,937	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	XFlux	-	180 nH	±8%	Ungapped	-	75	-	79.9	152.3	-	12468.0	Uncoated	0.598" (15.20mm)	1.260" (32.00mm)	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.