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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
    0444164281
    Data Sheet
    0444164281 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 260Ohm @ 100MHz - ID 0.260" Dia (6.60mm) - OD 0.788" W x 0.385" H (20.02mm x ...
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    In Stock: 18725
    Can Ship immediately 
    196
    $1.41
    392
    $1.35
    588
    $1.31
    1,176
    $1.25
    2,548
    $1.19
    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: 1738
    Can Ship immediately 
    10
    $4.14
    50
    $3.37
    126
    $3.22
    252
    $3.12
    504
    $2.95
    0443665806
    0443665806 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 0.343"
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    In Stock: 8528
    Can Ship immediately 
    220
    $0.817
    440
    $0.700
    660
    $0.697
    1,100
    $0.691
    2,640
    $0.689
    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: 638
    Can Ship immediately 
    196
    $1.135
    392
    $0.995
    588
    $0.987
    1,176
    $0.927
    2,548
    $0.924
    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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    In Stock: 31509
    Can Ship immediately 
    On Order: 44770
    Ships 11/5/26
    110
    $2.22
    330
    $1.97
    550
    $1.96
    1,100
    $1.95
    2,530
    $1.94
    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: 504
    Ships 10/12/26
    5
    $6.85
    84
    $4.14
    168
    $4.02
    252
    $4.01
    504
    $3.79
    0446167251
    Data Sheet
    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: 6023
    Can Ship immediately 
    196
    $1.51
    392
    $1.45
    588
    $1.41
    1,176
    $1.35
    2,548
    $1.28
    0444173551
    0444173551 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 44 Material (25-300MHz) - Cable Width max 0.728"
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    In Stock: 1785
    Can Ship immediately 
    On Order: 1760
    Ships 12/14/26
    5
    $7.21
    50
    $4.58
    110
    $3.94
    330
    $3.89
    550
    $3.67
    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: 13199
    Can Ship immediately 
    110
    $2.20
    330
    $1.95
    550
    $1.94
    1,100
    $1.93
    2,530
    $1.92