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.

Mga Resulta: 100
Pumili Larawan # ng Piyesa Mfr. Paglalarawan Datasheet Availability Pagpepresyo (PHP) I-filter ang mga resulta sa talahanayan ayon sa unit price batay sa iyong dami. Dami RoHS ECAD Model Uri ng Produkto Produkto Diyametro sa Loob Diyametro sa Labas Haba sa Labas Taas sa Labas Series Packaging Core Material
KEMET Ferrite Toroids / Ferrite Rings 6.2mm 6,199May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 6.2 mm 15 mm 3.5 mm ESD-R Bulk Manganese Zinc (MnZn)
KEMET Ferrite Toroids / Ferrite Rings 48.5x26x16mm Mn-Zn Coated 68May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 26 mm 48.5 mm 16 mm ESD-R Tray Manganese Zinc (MnZn)
KEMET Ferrite Toroids / Ferrite Rings 13mm 108May Stock
1,400Inoorder
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 13 mm 26 mm 28.5 mm ESD-R Bulk Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings 57x36x20mm Mn-Zn Bare 64May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 36 mm 57 mm 20 mm ESD-R Tray Manganese Zinc (MnZn)
KEMET Ferrite Toroids / Ferrite Rings 5mm 14,316May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 5 mm 10 mm 5 mm ESD-R Bulk Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings Ferrite Bead Incased EMI 8.8mm 692May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 8.8 mm 21.5 mm 13 mm ESD-R-B Bulk Manganese Zinc (MnZn)
KEMET Ferrite Toroids / Ferrite Rings 15mm 899May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 15 mm 25 mm 8 mm ESD-R Bulk Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings 19x10.7x5.3mm Ni-Zn Coated 635May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 10.7 mm 19 mm 5.3 mm ESD-R Tray Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings 15x5x9mm 10MHz Mn-Zn 120C 2,500May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 5 mm 15 mm 9 mm ESD-R-H Tray
KEMET Ferrite Toroids / Ferrite Rings 32x19x15.8mm Mn-Zn Coated 355May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 19 mm 32 mm 15.8 mm ESD-R Tray Manganese Zinc (MnZn)
KEMET Ferrite Toroids / Ferrite Rings 9mm 1,420May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 9 mm 19 mm 11 mm ESD-R Bulk Manganese Zinc (MnZn)
KEMET Ferrite Toroids / Ferrite Rings 15.1mm 779May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 15.1 mm 25.3 mm 12.1 mm ESD-R Bulk Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings 7.3mm 3,300May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids ESD-R Bulk Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings 7mm 6,349May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 7 mm 14 mm 3 mm ESD-R Bulk Nickel Zinc
KEMET Ferrite Toroids / Ferrite Rings 29x12.7x16mm 300MHz Ni-Zn 120C 942May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 12.7 mm 29 mm 16 mm ESD-R-H Tray
KEMET Ferrite Toroids / Ferrite Rings 61x33.2x25mm 300MHz Ni-Zn 120C 57May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings Toroids 33.2 mm 33.2 mm 25 mm ESD-R-H Tray
KEMET Ferrite Toroids / Ferrite Rings Coated Toroidal Mn-Zn Low Frequency AM Band 150kHz Ring High permeability S15H 594May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 15.4 mm 25.9 mm 13.7 mm ESD-R-25SR-P Tray Manganese Zinc (MnZn) S15H
KEMET Ferrite Toroids / Ferrite Rings Toroidal w/case Nanocrystal Low Frequency 150kHz Ring -40/+120C UL94 V-0 212May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 21 mm 41 mm 19 mm ESD-R-412119H-NC23 Tray Nanocrystal
KEMET Ferrite Toroids / Ferrite Rings High Heat Resistance with Case Toroidal Mn-Zn -40/+120C UL94 V-0 HR1 627May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 7.7 mm 22 mm 14 mm ESD-R-220814XH-R1 Tray Manganese Zinc (MnZn) HR1
KEMET Ferrite Toroids / Ferrite Rings Bare,Toroidal Mn-Zn Low Frequency AM Band 150kHz Ring High permeability 10H 692May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 15 mm 25 mm 12 mm ESD-R-25SH Tray Manganese Zinc (MnZn) 7H
KEMET Ferrite Toroids / Ferrite Rings Toroidal,Mn-Zn Low Frequency AM Band 150kHz Ring High permeability S15H 143May Stock
300Inaasahan 7/23/2026
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 16 mm 25 mm 13 mm ESD-R-25SR Tray Manganese Zinc (MnZn) S15H
KEMET Ferrite Toroids / Ferrite Rings High Heat Resistance with Case Toroidal Mn-Zn -40/+120C UL94 V-0 HR1 334May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 12.7 mm 29 mm 16 mm ESD-R-291216XH-R1 Tray Manganese Zinc (MnZn) HR1
KEMET Ferrite Toroids / Ferrite Rings High Heat Resistance with Case Toroidal Mn-Zn -40/+120C UL94 V-0 HR1 236May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 16.7 mm 42 mm 17 mm ESD-R-421617XH-R1 Tray Manganese Zinc (MnZn) HR1
KEMET Ferrite Toroids / Ferrite Rings High Heat Resistance with Case Toroidal,Mn-Zn -40/+120C UL94 V-0 HR1 118May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 24.4 mm 51 mm 19 mm ESD-R-512419XH-R1 Tray Manganese Zinc (MnZn) HR1
KEMET Ferrite Toroids / Ferrite Rings High Heat Resistance with Case Toroidal Mn-Zn -40/+120C UL94 V-0 HR1 71May Stock
Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings EMI Cores 33.2 mm 61 mm 25 mm ESD-R-613325XH-R1 Tray Manganese Zinc (MnZn) HR1