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
B65879B0000R095 FERRITE CORE PQ 6.1UH N95 2PCS EPCOS - TDK Electronics	210	-	RFQ	Datasheet	PQ32/30	Box	Active	PQ	PQ 32 x 30	N95	-	6.1 µH	-20%, +30%	Ungapped	2140.0	2000	0.441	67.8	153.8	127.5	10440.0	Uncoated	0.597" (15.17mm)	1.260" (32.00mm)	0.866" (22.00mm)
0077090A7 KOOL MU 060 PERM BLACK 089 SIZE Magnetics, a division of Spang & Co.	240	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.840" (46.74mm)	86 nH	±8%	Ungapped	-	60	-	116.0	134.0	-	15600.0	Uncoated	0.600" (15.24mm)	-	-
E58/11/38-3C95 FERRITE CORE E 3C95 Ferroxcube	629	-	RFQ	Datasheet	-	Bulk	Active	E	E 58 x 11 x 38	3C95	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.413" (10.50mm)	2.299" (58.40mm)	1.500" (38.10mm)
B66367G0000X197 FERRITE CORE ETD N97 1PC EPCOS - TDK Electronics	251	-	RFQ	Datasheet	ETD49/25/16	Box	Active	ETD	ETD 49 x 25 x 16	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.980" (24.90mm)	1.909" (48.50mm)	0.657" (16.70mm)
PQ40/40-3C96 FERRITE CORE PQ 3C96 2PC SET Ferroxcube	251	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 40 x 40	3C96	-	-	±25%	Ungapped	1690.0	-	0.507	102.0	201.0	175.0	20500.0	Uncoated	1.567" (39.80mm)	1.634" (41.50mm)	1.102" (28.00mm)
5943018601 FERRITE CORE TOROID 43 Fair-Rite Products Corp.	566	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	43	-	-	±25%	Ungapped	-	800	-	98.0	178.0	-	17500.0	Uncoated	-	-	-
C058071A2 FERRITE CORE TOROID 61NH HIGH FL Magnetics, a division of Spang & Co.	642	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	High Flux	1.325" (33.66mm)	61 nH	±8%	Ungapped	-	60	-	81.4	65.6	-	5340.0	Coated	0.450" (11.45mm)	-	-
0078439A7 FERRITE CORE TOROID 135NH XFLUX Magnetics, a division of Spang & Co.	285	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	XFlux	1.840" (46.74mm)	135 nH	±8%	Ungapped	-	60	-	107.0	199.0	-	21300.0	Coated	0.710" (18.03mm)	-	-
0070071A7 KOOL MU ULTRA 060 PERM BLACK Magnetics, a division of Spang & Co.	200	-	RFQ	Datasheet	-	Tray	Active	Toroid	-	Kool Mµ	1.291" (32.80mm)	61 nH	±8%	Ungapped	-	60	-	81.4	65.6	-	5340.0	Uncoated	0.420" (10.67mm)	-	-
CMC030020015H NANOCRYSTALLINE CORE TOROID 88UH Magnetics, a division of Spang & Co.	128	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Nanocrystalline	1.181" (30.00mm)	88 µH	±30%	Ungapped	-	80000	-	79.0	63.0	-	-	Polyester	0.591" (15.00mm)	-	-
C058930A2 FERRITE CORE TOROID 157NH Magnetics, a division of Spang & Co.	805	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	-	1.060" (26.92mm)	157 nH	±8%	Ungapped	-	125	-	63.5	65.4	-	4150.0	Coated	0.440" (11.18mm)	-	-
PC95PQ20/20Z-12 FERRITE CORE PQ 4UH PCS95 2PC TDK Corporation	267	-	RFQ	Datasheet	PQ	Tray	Active	PQ	PQ 20 x 20	PC95	-	4 µH	±25%	Ungapped	-	-	0.74	45.4	62.0	-	2790.0	Uncoated	0.795" (20.20mm)	0.807" (20.50mm)	0.551" (14.00mm)
B64290L0674X037 FERRITE CORE TOROID 8UH T37 EPCOS - TDK Electronics	268	-	RFQ	Datasheet	TX36/23/15	Box	Active	Toroid	-	T37	1.476" (37.50mm)	8 µH	±25%	Ungapped	-	6000	0.94	89.65	95.89	-	8597.0	Epoxy	0.638" (16.20mm)	-	-
C055059A2 FERRITE CORE TOROID 43NH MPP Magnetics, a division of Spang & Co.	673	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	MPP	0.930" (23.62mm)	43 nH	±8%	Ungapped	-	60	-	56.7	31.7	-	1800.0	Coated	0.330" (8.38mm)	-	-
0077111A7 FERRITE CORE TOROID 33NH KOOL MU Magnetics, a division of Spang & Co.	354	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.250" (57.15mm)	33 nH	±8%	Ungapped	-	26	-	143.0	144.0	-	20700.0	Coated	0.550" (13.97mm)	-	-
0077109A7 FERRITE CORE TOROID 156NH KOOLMU Magnetics, a division of Spang & Co.	255	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	2.285" (58.04mm)	156 nH	±8%	Ungapped	-	125	-	143.0	144.0	-	20700.0	Coated	0.585" (14.86mm)	-	-
B65661N0160A048 FERRITE CORE P 160NH N48 EPCOS - TDK Electronics	1,039	-	RFQ	Datasheet	P22/13	Tray	Active	P (Pot Core)	P 22 x 13	N48	0.866" (22.00mm)	160 nH	±3%	Gapped	64.0	-	0.5	31.6	63.0	-	1990.0	Uncoated	0.268" (6.80mm)	-	-
PC95SP50X50X5 FERRITE CORE SP PCS95 1PCS TDK Corporation	420	-	RFQ	Datasheet	SP	Tray	Active	SP	SP 50 x 50 x 5	PC95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.197" (5.00mm)	1.969" (50.00mm)	1.969" (50.00mm)
E58/11/38-4F1 FERRITE CORE E Ferroxcube	377	-	RFQ	Datasheet	-	Bulk	Active	E	-	-	-	-	-	-	-	-	-	-	-	-	-	Uncoated	0.433" (11.00mm)	-	1.496" (38.00mm)
PQ40/30-3C97 FERRITE CORE PQ 3C97 2PC SET Ferroxcube	193	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 40 x 30	3C97	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.181" (30.00mm)	1.634" (41.50mm)	1.102" (28.00mm)

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.