Ferrite Cores

Compare the current Ferrite Cores Magnetics - Transformer, Inductor Components selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.

For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.

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
CF139 EE7032 COSMO INDIA E CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	E	E 70 x 33 x 32	N87	-	250 nH	±10%	Distributed Gapped	-	2200	0.22	149.0	683.0	-	102000.0	Uncoated	1.307" (33.20mm)	2.776" (70.50mm)	1.260" (32.00mm)
CF296 ETD5922 COSMO INDIA ETD CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	ETD	ETD 59 x 31 x 22	N95	-	100 nH	±10%	Distributed Gapped	-	-	0.38	139.0	368.0	-	51200.0	Uncoated	0.870" (22.10mm)	2.354" (59.80mm)	0.870" (22.10mm)
CF297A I10025 COSMO INDIA I CORES ( BAR) Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	I	I 100 x 25 x 25	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	1.000" (25.40mm)	4.000" (101.60mm)	1.000" (25.40mm)
CF296 PQ5050 COSMO INDIA PQ CORE MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	PQ	PQ 50 x 50	N95	-	250 nH	±10%	Distributed Gapped	-	3000	0.342	113.0	332.0	-	37630.0	Uncoated	0.984" (25.00mm)	1.969" (50.00mm)	1.260" (32.00mm)
CF296 I10005 COSMO INDIA I CORE - SP MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	SP	SP 100 x 100 x 5	PC95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.197" (5.00mm)	3.937" (100.00mm)	3.937" (100.00mm)
CF196 PM6249 COSMO INDIA PM CORES MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 62 x 49	N27	2.441" (62.00mm)	9.2 µH	-20%, +30%	Ungapped	-	2000	0.191	109.0	570.0	-	62000.0	Uncoated	0.965" (24.50mm)	-	-
CF297 PM5039 COSMO INDIA PM CORES MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 50 x 39	3C95	1.969" (50.00mm)	-	-	-	-	-	-	-	-	-	-	Uncoated	1.535" (39.00mm)	-	-
CF297A PM5039 COSMO INDIA PM CORES MN-ZN Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	PM	PM 50 x 39	3C94	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CF297 UU100115 COSMO INDIA U CORE FLAT/ VERTIC Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	U	U 100 x 57 x 25	-	-	-	-	-	-	-	-	-	-	-	-	Uncoated	-	-	0.984" (25.00mm)
CF297A UU100115 COSMO INDIA U CORE FLAT/ VERTIC Cosmo Ferrites Ltd.	500	-	RFQ	Datasheet	-	Bulk	Active	U	U 100 x 57 x 25	3C94	-	-	-	-	-	-	-	-	-	-	-	Uncoated	2.248" (57.10mm)	4.000" (101.60mm)	1.000" (25.40mm)

Ferrite Cores FAQ

How can I narrow the current Ferrite Cores selection?

Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.

Can EGOO help source hard-to-find or obsolete Ferrite Cores parts?

Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.

Can I request a quotation for a BOM or small-batch requirement?

Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.

What information should I provide when requesting a quote?

Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.