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
0055027AY MPP 200 PERM AY 030 SIZE Magnetics, a division of Spang & Co.	3,194	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.310" (7.87mm)	83 nH	±8%	Ungapped	-	200	-	17.9	5.99	-	107.0	Uncoated	0.125" (3.18mm)	-	-
0R45528EC E-CORE Magnetics, a division of Spang & Co.	1,199	-	RFQ	Datasheet	-	Bulk	Active	E	-	R	-	6.293 µH	-	Ungapped	-	2300	-	124.0	353.0	345.0	44000.0	Uncoated	1.083" (27.50mm)	2.213" (56.20mm)	0.827" (21.00mm)
C055149A2 MPP 147 PERM GREY 150 SIZE Magnetics, a division of Spang & Co.	3,413	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.180" (4.57mm)	41 nH	±8%	Ungapped	-	147	-	9.42	2.11	-	19.9	Coated	0.125" (3.18mm)	-	-
0058272A2 HIGH FLUX 026 PERM KHAKI 270 SIZ Magnetics, a division of Spang & Co.	4,470	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.260" (6.60mm)	21 nH	±8%	Ungapped	-	26	-	13.6	9.2	-	125.0	Uncoated	0.188" (4.78mm)	-	-
DR43019UG DOUBLE SLAB SCP Magnetics, a division of Spang & Co.	3,111	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	R	-	4.44 µH	-	Ungapped	-	2300	-	46.2	117.0	96.0	5410.0	Uncoated	0.740" (18.80mm)	1.181" (30.00mm)	0.800" (20.32mm)
C055205A2 MPP 147 PERM GREY 206 SIZE Magnetics, a division of Spang & Co.	1,147	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.830" (21.08mm)	81 nH	±8%	Ungapped	-	147	-	50.9	22.1	-	1120.0	Coated	0.280" (7.11mm)	-	-
C055200A2 MPP 173 PERM GREY 206 SIZE Magnetics, a division of Spang & Co.	3,402	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.830" (21.08mm)	96 nH	±8%	Ungapped	-	173	-	50.9	22.1	-	1120.0	Coated	0.280" (7.11mm)	-	-
HR43019UG DOUBLE SLAB CP W/HOLE Magnetics, a division of Spang & Co.	4,568	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	R	-	4.227 µH	-	Ungapped	-	2300	-	46.1	111.0	96.0	5110.0	Uncoated	0.740" (18.80mm)	1.181" (30.00mm)	0.800" (20.32mm)
0058273A2 HIGH FLUX 014 PERM KHAKI 270 SIZ Magnetics, a division of Spang & Co.	3,634	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	0.260" (6.60mm)	12 nH	±8%	Ungapped	-	14	-	13.6	9.2	-	125.0	Uncoated	0.188" (4.78mm)	-	-
C055148A2 MPP 160 PERM GREY 150 SIZE Magnetics, a division of Spang & Co.	3,467	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.180" (4.57mm)	45 nH	±8%	Ungapped	-	160	-	9.42	2.11	-	19.9	Coated	0.125" (3.18mm)	-	-
PQ32/25-3F46 FERRITE CORE PQ 3F46 2PC SET Ferroxcube	1,432	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 32 x 25	3F46	-	-	±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)
B66383G0000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	3,760	-	RFQ	Datasheet	E47/20/16	Box	Active	E	E 47 x 20 x 16	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.772" (19.60mm)	1.846" (46.90mm)	0.614" (15.60mm)
9498115002 FERRITE CORE E SET Fair-Rite Products Corp.	1,506	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	±25%	Ungapped	-	2400	41.7	97.9	235.0	231.0	23100.0	Uncoated	-	1.654" (42.00mm)	-
B65738J0000R087 FERRITE CORE N87 EPCOS - TDK Electronics	3,249	-	RFQ	Datasheet	PTS23/18	Box	Active	-	-	N87	-	-	-	-	-	2200	0.62	45.1	73.1	67.4	3293.0	Uncoated	0.362" (9.20mm)	-	0.610" (15.50mm)
PQ32/35-3C94 FERRITE CORE PQ 3C94 2PC SET Ferroxcube	2,729	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 32 x 35	3C94	-	-	±25%	Ungapped	1910.0	-	0.503	83.5	166.0	143.0	13800.0	Uncoated	1.378" (35.00mm)	1.299" (33.00mm)	0.866" (22.00mm)
0055047AY MPP 200 PERM AY 050 SIZE Magnetics, a division of Spang & Co.	2,900	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.500" (12.70mm)	90 nH	±8%	Ungapped	-	200	-	31.2	10.9	-	340.0	Uncoated	0.187" (4.75mm)	-	-
P26/16/I-3F3 Ferrite Misc Ferroxcube	1,311	-	RFQ	Datasheet	P26/16/I	Bulk	Active	P	P 26 x 16	3F3	1.004" (25.50mm)	5.25 µH	±25%	Ungapped	1505.0	-	0.36	39.6	110.0	87.0	4370.0	Uncoated	0.319" (8.10mm)	-	-
B66341G0000X187 FERRITE CORE EC N87 EPCOS - TDK Electronics	4,856	-	RFQ	Datasheet	EC52/24/14	Box	Active	EC	EC 52 x 24 x 14	N87	-	-	-	-	-	2200	0.58	105.0	180.0	141.0	18900.0	Uncoated	0.959" (24.35mm)	2.055" (52.20mm)	0.541" (13.75mm)
E43/10/28-3C97-A630-E FERRITE CORE E 3C97 Ferroxcube	3,349	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)
E43/10/28-3C97-A630-P FERRITE CORE E 3C97 Ferroxcube	1,178	-	RFQ	Datasheet	-	Bulk	Active	E	E 43 x 10 x 28	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.374" (9.50mm)	1.700" (43.20mm)	1.098" (27.90mm)

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.