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
PQ32/20-3F36-A400 Ferrite Misc Ferroxcube	1,869	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 32 x 20	3F36	-	400 nH	±3%	Gapped	105.0	-	0.331	55.9	169.0	142.0	9440.0	Uncoated	0.406" (10.30mm)	1.299" (33.00mm)	0.866" (22.00mm)
00K4022E026 KOOL MU 4022 E CORE Magnetics, a division of Spang & Co.	2,392	-	RFQ	Datasheet	-	Bulk	Active	E	-	Kool Mu	-	104 nH	±8%	Ungapped	-	26	-	98.4	237.0	-	23300.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.787" (20.00mm)
00K4022E040 KOOL MU 4022 E CORE Magnetics, a division of Spang & Co.	1,351	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	140 nH	±8%	Ungapped	-	40	-	98.4	237.0	-	23300.0	Uncoated	0.830" (21.08mm)	1.687" (42.85mm)	0.787" (20.00mm)
B65819J0400A048 FERRITE CORE RM N48 EPCOS - TDK Electronics	2,581	-	RFQ	Datasheet	RM7	Box	Active	RM	RM 7	N48	-	-	-	Gapped	-	2300	0.7	30.4	43.0	39.0	1310.0	Uncoated	0.265" (6.75mm)	0.799" (20.30mm)	-
B65813J0250A097 RM10 N97 250 +3% - EPCOS - TDK Electronics	3,852	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
E42/33/20-3C91-G500 FERRITE CORE E 3C91 Ferroxcube	2,517	-	RFQ	Datasheet	-	Bulk	Active	E	E 42 x 33 x 20	3C91	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.291" (32.80mm)	1.654" (42.00mm)	0.787" (20.00mm)
E43/10/28-3C92-A630-E FERRITE CORE E 3C92 Ferroxcube	4,032	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)
E43/10/28-3C92-A630-P FERRITE CORE E 3C92 Ferroxcube	3,607	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3C92	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)
SR43019UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	4,942	-	RFQ	Datasheet	-	Bulk	Active	PS	-	R	1.181" (30.00mm)	5.533 µH	-	Ungapped	-	2300	-	45.6	123.0	96.0	5610.0	Uncoated	0.370" (9.40mm)	-	-
B64290L0756X087 FERRITE CORE EPCOS - TDK Electronics	4,887	-	RFQ	Datasheet	TX29.5/19/20	Box	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PQ32/25-3C96 FERRITE CORE PQ 3C96 2PC SET Ferroxcube	4,610	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 32 x 25	3C96	-	-	±25%	Ungapped	-	-	0.383	64.2	168.0	143.0	10800.0	Uncoated	0.984" (25.00mm)	1.299" (33.00mm)	0.866" (22.00mm)
B65661D0160A087 FERRITE CORE N87 EPCOS - TDK Electronics	3,388	-	RFQ	Datasheet	P23/13	Box	Active	-	P 22 x 13	N87	0.866" (22.00mm)	-	-	Gapped	-	2200	0.5	31.6	63.0	-	1990.0	Uncoated	0.268" (6.80mm)	-	-
B65661D0250A087 FERRITE CORE N87 EPCOS - TDK Electronics	2,113	-	RFQ	Datasheet	P23/13	Box	Active	-	P 22 x 13	N87	0.866" (22.00mm)	-	-	Gapped	-	2200	0.5	31.6	63.0	-	1990.0	Uncoated	0.268" (6.80mm)	-	-
RM10/I-3C95-A250 FERRITE CORE RM 250NH 3C95 2PC Ferroxcube	3,402	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3C95	-	250 nH	±3%	Gapped	92.0	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
RM10/I-3C95-A400 FERRITE CORE RM 400NH 3C95 2PC Ferroxcube	1,669	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3C95	-	400 nH	±3%	Gapped	147.0	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
RM10/I-3C95-A630 FERRITE CORE RM 630NH 3C95 2PC Ferroxcube	1,141	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10 x 1	3C95	-	630 nH	±3%	Gapped	230.0	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.729" (18.60mm)	1.122" (28.50mm)	0.531" (13.50mm)
RM10/I-3C95-E102 Ferrite Misc Ferroxcube	3,699	-	RFQ	Datasheet	-	Bulk	Active	RM	RM 10	3C95	-	102 nH	-	Gapped	-	-	0.462	44.6	96.6	89.1	4310.0	Uncoated	0.366" (9.30mm)	1.122" (28.50mm)	0.531" (13.50mm)
P9/5-3D3 Ferrite Misc Ferroxcube	2,071	-	RFQ	Datasheet	-	Bulk	Active	P	P 9 x 5	-	0.366" (9.30mm)	630 nH	±25%	Ungapped	620.0	-	1.24	12.5	10.1	7.9	126.0	Uncoated	0.106" (2.70mm)	-	-
P9/5-3H3 Ferrite Misc Ferroxcube	2,259	-	RFQ	Datasheet	-	Bulk	Active	P	P 9 x 5	-	0.366" (9.30mm)	1.1 µH	±25%	Ungapped	1080.0	-	1.24	12.5	10.1	7.9	126.0	Uncoated	0.106" (2.70mm)	-	-
P14/8-3D3-A160/N Ferrite Misc Ferroxcube	4,081	-	RFQ	Datasheet	P14/8	Bulk	Active	P	P 14 x 8	3D3	0.563" (14.30mm)	160 nH	±3%	Gapped	100.0	-	0.789	19.8	25.1	19.8	495.0	Uncoated	0.165" (4.20mm)	-	-

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.