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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

    0443164151
    Data Sheet
    0443164151 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 250Ohm @ 100MHz - ID 0.514" Dia (13.06mm) - OD 1.142" W x 0.583" H (29.01mm x ...
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    In Stock: 6415
    Immediately
    110
    $2.057
    330
    $2.023
    550
    $2.014
    1,100
    $2.009
    2,530
    $2.003
    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: 1717
    Immediately
    On Order: 15288
    Ships 9/28/26
    25
    $1.633
    196
    $1.241
    392
    $1.229
    588
    $1.217
    1,176
    $1.214
    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: 29841
    Immediately
    On Order: 25088
    Ships 10/5/26
    196
    $1.23
    392
    $1.10
    588
    $1.09
    1,176
    $1.08
    2,548
    $1.07
    0431164281
    Data Sheet
    0431164281 Fair-Rite Products
    Hinged (Snap On) Ferrite Core - 1 MHz to 300 MHz - 310 Ohm @ 100MHz - ID 0.260" Dia (6.60mm) - Length 1.550" (39. ...
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    In Stock: 27197
    Immediately
    On Order: 50568
    Ships 9/7/26
    196
    $1.148
    392
    $1.018
    588
    $1.007
    1,176
    $1.005
    2,548
    $1.002
    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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    On Order: 1344
    Ships 9/7/26
    5
    $6.97
    84
    $4.26
    168
    $4.14
    252
    $3.90
    504
    $3.89
    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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    On Order: 43352
    Ships 9/10/26
    25
    $1.88
    196
    $1.29
    392
    $1.17
    588
    $1.16
    1,176
    $1.15
    0446164281
    Data Sheet
    0446164281 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.5"
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    In Stock: 3119
    Immediately
    196
    $1.036
    392
    $0.893
    588
    $0.885
    1,176
    $0.883
    2,548
    $0.881
    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: 9708
    Ships 8/24/26
    220
    $0.842
    440
    $0.721
    660
    $0.718
    1,100
    $0.712
    2,640
    $0.710
    0461164281
    Data Sheet
    0461164281 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 230Ohm @ 100MHz - ID 0.260" Dia (6.60mm) - OD 0.788" W x 0.385" H (20.02mm x ...
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    In Stock: 4631
    Immediately
    On Order: 5292
    Ships 10/5/26
    25
    $2.09
    196
    $1.41
    392
    $1.32
    588
    $1.31
    1,176
    $1.30
    0443806406
    Data Sheet
    0443806406 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 90Ohm @ 100MHz - ID 0.610" Dia (15.49mm) - OD 1.360" W x 0.591" H (34.54mm x ...
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    On Order: 10080
    Ships 12/11/26
    120
    $1.199
    360
    $0.997
    600
    $0.987
    1,080
    $0.985
    2,520
    $0.983