EMI Cores

KEMET EMI Cores provide high-frequency noise suppression in electronic circuits. There are two ferrite material options for KEMET EMI Cores, namely Nickel-Zinc (NiZn) and Manganese Zinc (MnZn). The NiZn core material is typically effective for theMHz band range (FM-band frequencies), whereas the MnZn core material is typically effective for the kHz band range (AM-band frequencies). The MnZn core material offers a lower resistance compared to the NiZn and hence adequate insulation is required before use (recommended to measure the actual frequency-range effectiveness in the target application). The effective frequency range varies depending on core shape, size, and the number of turns.

Types of Passive Components

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Results: 175
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS
KEMET Ferrite Clamp On Cores 44x16.5mm 10MHz Mn-Zn 85C 17In Stock
144On Order
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores Solid Core Flat 27mm Cable
1.550Expected 21/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 6mm
1.995Expected 23/07/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 9.5mm
12.268On Order
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 10mm
2.314On Order
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 10mm 1.868In Stock
2.240Expected 24/12/2026
Min.: 1
Mult.: 1

KEMET Ferrite Clamp On Cores 16x6x33mm Ni-Zn Snap-on
1.133On Order
Min.: 1
Mult.: 1

KEMET Ferrite Clamp On Cores 9x39x20mm Ni-Zn 65C
5.437Expected 22/10/2026
Min.: 1
Mult.: 1

KEMET Ferrite Clamp On Cores 30x53x30mm 300MHz Ni-Zn 100C
660Expected 03/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Clamp On Cores 6x18.5x14mm Ni-Zn 65C
7.300On Order
Min.: 1
Mult.: 1

KEMET Ferrite Clamp On Cores 53x19mm 10MHz Mn-Zn 85C
406Expected 23/07/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores Split Core Flat 68.6mm Cable 120In Stock
120Expected 27/07/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores Solid Core Flat 27mm Cable
800Expected 05/10/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores 21x0.85mm Bare Ni-Zn for Flat Cable
1.600Expected 03/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores 28x0.8mm Bare Ni-Zn for Flat Cable
1.700Expected 03/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores 27.5x1.3mm Bare Ni-Zn for Flat Cable
1.200Expected 01/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores 34.8x1.3mm Bare Ni-Zn for Flat Cable
750Expected 25/11/2026
Min.: 1
Mult.: 1

KEMET Ferrite Cable Cores 34.8x1.3mm Bare Ni-Zn for Flat Cable
55Expected 03/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 7.3mm
6.177On Order
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 7.3mm
1.400Expected 19/11/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 7.3mm
3.000Expected 27/08/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings Nickel Zinc 300MHz 7x12x5.5mm
4.500Expected 22/10/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 11.6mm
1.552Expected 24/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 9.4mm
440Expected 03/09/2026
Min.: 1
Mult.: 1

KEMET Ferrite Toroids / Ferrite Rings 9mm
480Expected 26/11/2026
Min.: 1
Mult.: 1