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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

    0444173951
    Data Sheet
    0444173951 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 150Ohm @ 100MHz - ID 0.201" Dia (5.11mm) - OD 0.504" W x 0.220" H (12.80mm x ...
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    In Stock: 3111
    Immediately
    25
    $1.091
    250
    $0.713
    504
    $0.606
    1,008
    $0.593
    2,520
    $0.591
    0443164251
    Data Sheet
    0443164251 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 275Ohm @ 100MHz - ID 0.260" Dia (6.60mm) - OD 0.705" W x 0.362" H (17.91mm x ...
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    In Stock: 32412
    Immediately
    196
    $1.08
    392
    $1.07
    588
    $1.06
    1,176
    $1.05
    2,548
    $1.04
    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: 8286
    Immediately
    5
    $12.85
    25
    $8.53
    60
    $7.16
    120
    $7.11
    300
    $7.07
    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: 9747
    Immediately
    196
    $1.44
    392
    $1.43
    588
    $1.42
    1,176
    $1.41
    2,548
    $1.40
    0444177081
    Data Sheet
    0444177081 Fair-Rite Products
    Snap On Free Hanging Ferrite Core - 335Ohm @ 100MHz - ID 1.010" Dia (25.65mm) OD 2.220" W x 1.080" H (56.39mm x 2 ...
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    In Stock: 364
    Immediately
    5
    $16.40
    10
    $13.58
    36
    $13.43
    72
    $12.86
    108
    $12.73
    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: 5484
    Immediately
    On Order: 25284
    Ships 11/30/26
    25
    $1.352
    294
    $0.979
    588
    $0.971
    1,176
    $0.967
    2,646
    $0.964
    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: 15981
    Immediately
    196
    $1.34
    392
    $1.33
    588
    $1.32
    1,176
    $1.31
    2,548
    $1.30
    0446164951
    Data Sheet
    0446164951 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.193"
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    On Order: 10933
    Ships 11/30/26
    294
    $0.838
    588
    $0.824
    1,176
    $0.818
    2,646
    $0.814
    5,292
    $0.812
    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
    Immediately
    220
    $0.888
    440
    $0.880
    660
    $0.873
    1,100
    $0.871
    2,640
    $0.869
    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
    Immediately
    10
    $4.10
    50
    $3.19
    126
    $3.13
    252
    $3.11
    504
    $3.09