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.

Results: 175
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Product
KEMET Ferrite Clamp On Cores 14.5x15.5x29mm Ni-Zn 65C 19In Stock
400On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Clamp On Cores 64x24mm 10MHz Mn-Zn 85C 1In Stock
276On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Cable Cores Ferrite Bead Core EMI 1.6mm
55,764On Order
Min.: 1
Mult.: 1

Ferrite Cable Cores Round Cable Cores Solid
KEMET Ferrite Cable Cores Split Core Flat 25.4mm Cable
1,095Expected 2026/03/23
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Split
KEMET Ferrite Toroids / Ferrite Rings 6mm
1,995Expected 2026/07/23
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Toroids / Ferrite Rings 9.5mm
12,320On Order
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Toroids / Ferrite Rings Ferrite Bead Incased EMI 17.9mm
1,723Expected 2026/05/28
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Toroids / Ferrite Rings 25.5mm
1,120On Order
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Clamp On Cores 6x21x16.5mm Ni-Zn 65C
3,867On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Clamp On Cores 16x6x33mm Ni-Zn Snap-on
1,137On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Snap On Cores
KEMET Ferrite Clamp On Cores 7x37.4x20.3mm Ni-Zn 65C 922In Stock
3,850On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Clamp On Cores 13x38x31.6mm Ni-Zn 65C
2,268On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Clamp On Cores 30x53x30mm 300MHz Ni-Zn 100C
300Expected 2026/05/28
Min.: 1
Mult.: 1

Ferrite Clamp On Cores EMI, Split Snap-In Cores
KEMET Ferrite Clamp On Cores 6x18.5x14mm Ni-Zn 65C
3,200On Order
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Clamp On Cores 53x19mm 10MHz Mn-Zn 85C
456Expected 2026/07/23
Min.: 1
Mult.: 1

Ferrite Clamp On Cores Ferrite Clamp On Cores
KEMET Ferrite Cable Cores 48.3x2mm Split Core Ni-Zn for Flat Cable
184Expected 2026/03/26
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Split
KEMET Ferrite Cable Cores Split Core Flat 68.6mm Cable
240Expected 2026/06/15
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Split
KEMET Ferrite Cable Cores 11x8mm Bare Ni-Zn for Flat Cable
1,338Expected 2026/03/26
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Solid
KEMET Ferrite Cable Cores Solid Core Flat 28mm Cable
959Expected 2026/05/25
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Solid
KEMET Ferrite Cable Cores 30x1.3mm Bare Ni-Zn for Flat Cable
880Expected 2026/03/26
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Solid
KEMET Ferrite Cable Cores 34.8x1.3mm Bare Ni-Zn for Flat Cable
474Expected 2026/03/23
Min.: 1
Mult.: 1

Ferrite Cable Cores Flat Ribbon Cable Cores Solid
KEMET Ferrite Toroids / Ferrite Rings 12x7x15mm Ni-Zn Coated
1,792On Order
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Toroids / Ferrite Rings 7mm
1,500Expected 2026/03/26
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Toroids / Ferrite Rings 6.3mm
1,100On Order
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids
KEMET Ferrite Toroids / Ferrite Rings 10mm
1,981Expected 2026/06/04
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids