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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

    0431164181
    Data Sheet
    0431164181 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 260Ohm @ 100MHz - ID 0.514" Dia (13.06mm) - OD 1.220" W x 0.600" H (30.99mm x ...
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    On Order: 29717
    can ship 7/6/26
    110
    $2.012
    330
    $1.973
    550
    $1.968
    1,100
    $1.963
    2,530
    $1.958
    0446167251
    0446167251 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.388"
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    In Stock: 7
    Can Ship immediately 
    On Order: 5820
    can ship 8/31/26
    1
    $1.3574
    196
    $1.2340
    392
    $1.2220
    588
    $1.2100
    1,176
    $1.2070
    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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    On Order: 7981
    can ship 8/17/26
    10
    $3.52
    50
    $2.80
    110
    $2.34
    330
    $2.14
    550
    $2.13
    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: 615
    Can Ship immediately 
    On Order: 23547
    can ship 10/5/26
    25
    $1.74
    196
    $1.25
    392
    $1.14
    588
    $1.13
    1,176
    $1.12
    0461178181
    0461178181 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 115Ohm @ 100MHz - ID 0.169" Dia (4.29mm) OD 0.465" W x 0.221" H (11.81mm x 5. ...
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    In Stock: 4277
    Can Ship immediately 
    On Order: 5040
    can ship 10/5/26
    25
    $1.146
    250
    $0.801
    504
    $0.786
    1,008
    $0.778
    2,520
    $0.777
    0443163951
    0443163951 Fair-Rite Products
    Flat Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 2.00"
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    In Stock: 215
    Can Ship immediately 
    5
    $8.08
    25
    $5.09
    84
    $4.41
    168
    $4.37
    252
    $4.36
    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: 10506
    Can Ship immediately 
    50
    $0.927
    250
    $0.659
    504
    $0.652
    1,008
    $0.646
    2,520
    $0.644
    0431173951
    0431173951 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 180Ohm @ 100MHz - ID 0.201" Dia (5.11mm) - OD 0.504" W x 0.220" H (12.80mm x ...
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    In Stock: 9784
    Can Ship immediately 
    25
    $0.955
    250
    $0.620
    504
    $0.542
    1,008
    $0.520
    2,520
    $0.519
    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: 2165
    Can Ship immediately 
    On Order: 6930
    can ship 6/17/26
    110
    $1.997
    330
    $1.964
    550
    $1.955
    1,100
    $1.950
    2,530
    $1.945
    0443166651
    0443166651 Fair-Rite Products
    Flat Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 1.35"
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    In Stock: 909
    Can Ship immediately 
    10
    $3.630
    50
    $2.796
    126
    $2.656
    252
    $2.637
    504
    $2.624