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Fair-Rite Suppression Product Selector Guide

Conducted EMI can occur over a wide range of frequencies, from as low as 1MHz to several GHz. Fair-Rite offers a complete line of suppression ferrites that cover a gamut of frequencies. If you are late in the design phase & fixing the EMI at the board level isn’t feasible, we also offer clamp-on cores for interconnecting cable assemblies.

  • Predictable and repeatable impedance to enhance signal integrity
  • Snap-It cores available in a wide range of core sizes. Fair-Rite has catalog products available to support a wide range of cable diameters – from 3.5mm (.137”) up to 101.6mm (4”)
  • UL94V0 rated polypropylene snap-it case
  • Available in FR75 ferrite blend – superior low frequency performance
  • Available in a wide range of ferrite blends to cover 150KHz to 1 GHz
  • Engineering Kits available in all snap its including 31 Material, 43 Material, 46 Material, 61 Material and 75 Material
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53 PRODUCT RESULTS FOR ""

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53 Products

    0461178281
    0461178281 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 61 Material (200-1000MHz) - Cable Width max .343"
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    In Stock: 514
    Can Ship immediately 
    10
    $2.380
    196
    $1.584
    392
    $1.572
    588
    $1.565
    1,176
    $1.557
    0431178281
    0431178281 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 215Ohm @ 500MHz - ID 0.354" Dia (8.99mm) OD 0.846" W x 0.415" H (21.49mm x 10 ...
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    In Stock: 1024
    Can Ship immediately 
    On Order: 5292
    can ship 7/6/26
    25
    $1.585
    196
    $1.205
    392
    $1.193
    588
    $1.182
    1,176
    $1.179
    0443178281
    0443178281 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 0.362"
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    In Stock: 310
    Can Ship immediately 
    On Order: 588
    can ship 9/7/26
    196
    $1.069
    392
    $0.936
    588
    $0.927
    1,176
    $0.924
    2,548
    $0.922
    0444176451
    Data Sheet
    0444176451 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 365Ohm @ 100MHz - ID 0.722" Dia (18.34mm) - OD 1.520" W x 0.755" H (38.61mm x ...
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    In Stock: 4462
    Can Ship immediately 
    5
    $10.44
    25
    $7.90
    60
    $7.12
    120
    $7.05
    300
    $7.03
    0461164181
    Data Sheet
    0461164181 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 205Ohm @ 100MHz - ID 0.514" Dia (13.06mm) - OD 1.220" W x 0.600" H (30.99mm x ...
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    On Order: 4970
    can ship 10/19/26
    10
    $3.534
    50
    $2.717
    110
    $2.563
    330
    $2.538
    550
    $2.532
    0475164281
    0475164281 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 75 Material (200 kHz-30MHz) - Cable Width max .250"
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    In Stock: 2080
    Can Ship immediately 
    10
    $4.410
    50
    $3.658
    100
    $3.387
    330
    $3.345
    660
    $3.337
    0431178181
    Data Sheet
    0431178181 Fair-Rite Products
    Ferrite Clamp On Cores Low & BB Freq 31 Mat 183Ohm @250MHz Round
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    In Stock: 1221
    Can Ship immediately 
    75
    $1.0900
    250
    $0.7772
    504
    $0.6681
    1,008
    $0.6620
    2,520
    $0.6599
    0431163951
    Data Sheet
    0431163951 Fair-Rite Products
    Solid Free Hanging Ferrite Core - 300Ohm @ 100MHz - ID 2.500" Dia (63.50mm) - OD 2.670" W x 0.320" H (67.82mm x 8 ...
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    In Stock: 84
    Can Ship immediately 
    5
    $6.63
    84
    $3.91
    168
    $3.79
    252
    $3.78
    504
    $3.77
    0431164951
    Data Sheet
    0431164951 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 280Ohm @ 100MHz - ID 0.201" Dia (5.11mm) - OD 0.680" W x 0.331" H (17.27mm x ...
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    In Stock: 4169
    Can Ship immediately 
    On Order: 10290
    can ship 6/22/26
    25
    $1.128
    294
    $0.950
    588
    $0.943
    1,176
    $0.939
    2,646
    $0.936
    0443665806
    0443665806 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 0.343"
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    On Order: 10418
    can ship 8/24/26
    220
    $0.817
    440
    $0.704
    660
    $0.702
    1,100
    $0.696
    2,640
    $0.694