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
EC52/24/14-3C94-G200 Ferrite Misc Ferroxcube	2,683	-	RFQ	Datasheet	-	Bulk	Active	EC	EC 52 x 24 x 14	3C94	-	4 µH	±25%	Gapped	430.0	-	-	105.0	108.0	141.0	18800.0	Uncoated	0.953" (24.20mm)	2.055" (52.20mm)	0.528" (13.40mm)
UR64/40/20-3C80 FERRITE CORE UR Ferroxcube	2,668	-	RFQ	Datasheet	-	Bulk	Obsolete	UR	UR 64 x 40 x 20	-	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.575" (40.00mm)	2.520" (64.00mm)	0.787" (20.00mm)
00K4020E040 KOOL MU 4020 E CORE Magnetics, a division of Spang & Co.	4,289	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	108 nH	±8%	Ungapped	-	40	-	98.4	183.0	-	18000.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.608" (15.44mm)
00K4020E026 KOOL MU 4020 E CORE Magnetics, a division of Spang & Co.	4,442	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	80 nH	±8%	Ungapped	-	26	-	98.4	183.0	-	18000.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.608" (15.44mm)
0P40704A160 GAPPED POT CORE Magnetics, a division of Spang & Co.	4,345	-	RFQ	Datasheet	-	Bulk	Active	P	-	P	0.285" (7.24mm)	160 nH	-	Ungapped	-	2500	-	9.9	7.0	-	69.0	Uncoated	0.164" (4.17mm)	-	-
00K4020E090 KOOL MU 4020 E CORE Magnetics, a division of Spang & Co.	3,397	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	217 nH	±8%	Ungapped	-	90	-	98.4	183.0	-	18000.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.608" (15.44mm)
P18/11-3C95-A400 Ferrite Misc Ferroxcube	2,954	-	RFQ	Datasheet	-	Bulk	Active	P	P 18 x 11	3C95	0.528" (13.40mm)	400 nH	±4%	Gapped	190.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C95-A250 Ferrite Misc Ferroxcube	3,577	-	RFQ	Datasheet	-	Bulk	Active	P	P 18 x 11	3C95	0.724" (18.40mm)	250 nH	±3%	Gapped	120.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3C95-A160 Ferrite Misc Ferroxcube	4,025	-	RFQ	Datasheet	P18/11	Bulk	Active	P	P 18 x 11	3C95	0.724" (18.40mm)	160 nH	±3%	Gapped	76.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
P18/11-3F3-E100 Ferrite Misc Ferroxcube	4,396	-	RFQ	Datasheet	-	Bulk	Active	P	P 18 x 11	3F3	0.724" (18.40mm)	100 nH	±3%	Gapped	47.0	-	0.597	25.8	43.3	36.0	1120.0	Uncoated	0.209" (5.30mm)	-	-
TX32/19/13-3E25 Ferrite Misc Ferroxcube	4,903	-	RFQ	Datasheet	TX32/19/13	Bulk	Active	TX	TX 32 x 19 x 13	3E25	1.281" (32.55mm)	-	-	Ungapped	-	-	0.99	76.0	76.5	-	5820.0	Epoxy	0.528" (13.40mm)	-	-
PT23/11-3F3 Ferrite Misc Ferroxcube	2,327	-	RFQ	Datasheet	-	Bulk	Active	P	PT 23 x 11	3F3	0.902" (22.90mm)	3.7 µH	±25%	Ungapped	1380.0	-	0.47	28.6	61.0	53.6	1740.0	Uncoated	0.217" (5.51mm)	-	-
B65807J1000K045 FERRITE CORE RM N45 EPCOS - TDK Electronics	3,925	-	RFQ	Datasheet	RM6	Box	Active	RM	RM 6	N45	-	-	-	Gapped	-	3800	0.78	28.6	36.6	31.0	1050.0	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)
PQ26/20-3F3-A250 Ferrite Misc Ferroxcube	3,647	-	RFQ	Datasheet	PQ26/20	Bulk	Active	PQ	PQ 26 x 20	3F3	-	-	-	Gapped	-	-	0.372	45.0	121.0	109.0	5470.0	Uncoated	0.398" (10.10mm)	1.075" (27.30mm)	0.748" (19.00mm)
PQ26/20-3F3-A400 Ferrite Misc Ferroxcube	1,460	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 26 x 20	3F3	-	400 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)
LPK4225E060L158 KOOL MU 060 PERM LP 4225 SIZE Magnetics, a division of Spang & Co.	3,361	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	Kool Mu	-	184 nH	-	Ungapped	-	60	-	90.1	206.0	-	18560.0	Uncoated	0.622" (15.80mm)	1.654" (42.00mm)	0.984" (25.00mm)
EP20-3C96-A250 Ferrite Misc Ferroxcube	3,424	-	RFQ	Datasheet	-	Bulk	Active	EP	EP 20	3C96	-	-	-	Gapped	104.0	-	-	-	-	-	-	Uncoated	-	-	-
BC22/12/19-3C90 Ferrite Bobbin Ferroxcube	2,038	-	RFQ	Datasheet	-	Bulk	Active	P	BC 22 x 12 x 19	3C90	0.866" (22.00mm)	94 nH	-	Ungapped	-	-	-	-	-	-	-	Uncoated	-	0.728" (18.50mm)	-
PQ35/20-3C94 FERRITE CORE PQ 3C94 2PC SET Ferroxcube	2,920	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 35 x 20	3C94	-	-	±25%	Ungapped	1790.0	-	0.291	57.5	197.0	163.0	11300.0	Uncoated	0.787" (20.00mm)	1.417" (36.00mm)	1.024" (26.00mm)
P11/7-3F36-A160 Ferrite Misc Ferroxcube	3,486	-	RFQ	Datasheet	-	Bulk	Active	P	P 11 x 7	3F36	0.437" (11.10mm)	160 nH	±5%	Gapped	120.0	-	0.956	15.5	16.2	13.2	251.0	Uncoated	0.128" (3.25mm)	-	-

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.