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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

    0443167251
    Data Sheet
    0443167251 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 225Ohm @ 100MHz - ID 0.400" Dia (10.16mm) - OD 0.870" W x 0.433" H (22.10mm x ...
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    In Stock: 42168
    Can Ship immediately 
    25
    $1.76
    196
    $1.69
    392
    $1.60
    588
    $1.52
    1,176
    $1.45
    0443800506
    Data Sheet
    0443800506 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 0.504"
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    In Stock: 439
    Can Ship immediately 
    220
    $0.861
    440
    $0.745
    660
    $0.743
    1,100
    $0.738
    2,640
    $0.736
    0475176451
    Data Sheet
    0475176451 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 75 Material (200 kHz-30MHz) - Cable Width max .343"
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    In Stock: 546
    Can Ship immediately 
    5
    $12.55
    25
    $8.75
    58
    $8.45
    116
    $8.34
    290
    $8.30
    0446164181
    Data Sheet
    0446164181 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.5"
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    In Stock: 1010
    Can Ship immediately 
    110
    $2.15
    330
    $1.91
    550
    $1.90
    1,100
    $1.89
    2,530
    $1.88
    0431167281
    Data Sheet
    0431167281 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 240Ohm @ 100MHz - ID 0.400" Dia (10.16mm) - OD 0.933" W x 0.461" H (23.70mm x ...
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    In Stock: 17709
    Can Ship immediately 
    On Order: 50176
    Ships 10/12/26
    196
    $1.18
    392
    $1.06
    588
    $1.05
    1,176
    $1.04
    2,548
    $1.03
    0431173551
    Data Sheet
    0431173551 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 220Ohm @ 100MHz - ID 0.740" Dia (18.80mm) - OD 1.150" W x 0.579" H (29.21mm x ...
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    In Stock: 8479
    Can Ship immediately 
    10
    $3.84
    50
    $2.96
    110
    $2.48
    330
    $2.27
    550
    $2.26
    0443625006
    0443625006 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 113Ohm @ 100MHz - ID 0.311" Dia (7.90mm) - OD 0.972" W x 0.402" H (24.69mm x ...
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    In Stock: 6160
    Can Ship immediately 
    220
    $0.848
    440
    $0.814
    660
    $0.794
    1,100
    $0.769
    2,640
    $0.725
    0431178181
    Data Sheet
    0431178181 Fair-Rite Products
    Ferrite Clamp On Cores Low & BB Freq 31 Mat 183Ohm @250MHz Round
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    On Order: 24808
    Ships 2/15/27
    25
    $1.190
    250
    $0.838
    504
    $0.762
    1,008
    $0.755
    2,520
    $0.753
    0446173951
    0446173951 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.193"
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    In Stock: 9702
    Can Ship immediately 
    50
    $0.974
    250
    $0.695
    504
    $0.624
    1,008
    $0.618
    2,520
    $0.616
    0475178281
    0475178281 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 75 Material (200 kHz-30MHz) - Cable Width max .709"
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    In Stock: 205
    Can Ship immediately 
    On Order: 720
    Ships 10/12/26
    10
    $3.99
    50
    $3.66
    225
    $3.34
    450
    $3.20
    675
    $3.11