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
0077894A7HT29 KOOL MU 060 PERM BLACK 930 SIZE Magnetics, a division of Spang & Co.	4,937	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.060" (26.92mm)	187 nH	±8%	Ungapped	-	60	-	63.5	164.0	-	10400.0	Uncoated	1.100" (27.94mm)	-	-
0077936A7HT29 KOOL MU 040 PERM BLACK 930 SIZE Magnetics, a division of Spang & Co.	3,343	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu	1.060" (26.92mm)	125 nH	±8%	Ungapped	-	40	-	63.5	164.0	-	10400.0	Uncoated	1.100" (27.94mm)	-	-
DP43019UG DOUBLE SLAB SCP Magnetics, a division of Spang & Co.	1,454	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	P	-	4.827 µH	-	Ungapped	-	2500	-	46.2	117.0	96.0	5410.0	Uncoated	0.740" (18.80mm)	1.181" (30.00mm)	0.800" (20.32mm)
0P44040UG PQ CORE Magnetics, a division of Spang & Co.	4,729	-	RFQ	Datasheet	-	Bulk	Active	PQ	-	P	-	4.64 µH	-	Ungapped	-	2500	-	102.0	201.0	175.0	20500.0	Uncoated	0.783" (19.90mm)	1.634" (41.50mm)	1.102" (28.00mm)
0W43813TC TOROID UNCOATED Magnetics, a division of Spang & Co.	2,282	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	W	1.500" (38.10mm)	16.7 µH	±30%	Ungapped	-	10000	-	82.8	116.0	-	9652.0	Uncoated	0.500" (12.70mm)	-	-
HP43019UG DOUBLE SLAB CP W/HOLE Magnetics, a division of Spang & Co.	4,227	-	RFQ	Datasheet	-	Bulk	Active	EQ	-	P	-	4.6 µH	-	Ungapped	-	2500	-	46.1	111.0	96.0	5110.0	Uncoated	0.740" (18.80mm)	1.181" (30.00mm)	0.800" (20.32mm)
0P47228EC E-SHAPE CORE Magnetics, a division of Spang & Co.	1,288	-	RFQ	Datasheet	-	Bulk	Active	E	-	P	-	6.48 µH	-	Ungapped	-	2500	-	137.0	368.0	363.0	50300.0	Uncoated	1.098" (27.90mm)	2.850" (72.39mm)	0.748" (19.00mm)
NF43723UG RM DESIGN SCP Magnetics, a division of Spang & Co.	4,758	-	RFQ	Datasheet	-	Bulk	Active	RM	-	F	-	6 µH	±25%	Ungapped	-	3000	-	56.6	146.0	125.0	8340.0	Uncoated	0.482" (12.25mm)	1.472" (37.40mm)	0.634" (16.10mm)
SF43019UG ROUND-SLAB CORE W/HOLE Magnetics, a division of Spang & Co.	4,818	-	RFQ	Datasheet	-	Bulk	Active	PS	-	F	1.181" (30.00mm)	6.7 µH	±25%	Ungapped	-	3000	-	45.6	123.0	96.0	5610.0	Uncoated	0.370" (9.40mm)	-	-
0079554A7 KOOL MU MAX 019 PERM BLACK 548 S Magnetics, a division of Spang & Co.	4,069	-	RFQ	Datasheet	-	Bulk	Active	Toroid	-	Kool Mu MAX	1.291" (32.80mm)	20 nH	±8%	Ungapped	-	19	-	81.4	65.6	-	5340.0	Uncoated	0.420" (10.67mm)	-	-

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.