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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

    0475164281
    0475164281 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 75 Material (200 kHz-30MHz) - Cable Width max .250"
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    In Stock: 2021
    Ships Immediately
    10
    $4.542
    50
    $3.768
    100
    $3.489
    330
    $3.445
    660
    $3.437
    0431178181
    Data Sheet
    0431178181 Fair-Rite Products
    Ferrite Clamp On Cores Low & BB Freq 31 Mat 183Ohm @250MHz Round
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    In Stock: 2221
    Ships Immediately
    75
    $1.1227
    250
    $0.8005
    504
    $0.6881
    1,008
    $0.6819
    2,520
    $0.6797
    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: 4169
    Ships Immediately
    On Order: 10290
    can ship 7/23/26
    25
    $1.334
    294
    $0.906
    588
    $0.856
    1,176
    $0.848
    2,646
    $0.845
    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: 22542
    can ship 10/5/26
    25
    $1.81
    196
    $1.29
    392
    $1.17
    588
    $1.16
    1,176
    $1.15
    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: 27373
    Ships Immediately
    On Order: 10584
    can ship 7/23/26
    196
    $0.926
    392
    $0.918
    588
    $0.912
    1,176
    $0.906
    2,548
    $0.904
    0446164281
    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: 2947
    Ships Immediately
    196
    $1.11
    392
    $1.10
    588
    $1.09
    1,176
    $1.08
    2,548
    $1.07
    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: 10418
    can ship 8/24/26
    220
    $0.842
    440
    $0.725
    660
    $0.723
    1,100
    $0.717
    2,640
    $0.715
    0446167251
    0446167251 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.388"
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    On Order: 5820
    can ship 8/31/26
    196
    $1.271
    392
    $1.259
    588
    $1.246
    1,176
    $1.243
    2,548
    $1.240
    0446164251
    0446164251 Fair-Rite Products
    Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.5"
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    On Order: 3919
    can ship 11/2/26
    196
    $1.21
    392
    $1.08
    588
    $1.07
    1,176
    $1.06
    2,548
    $1.05
    0461164281
    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: 3553
    Ships Immediately
    On Order: 5292
    can ship 10/28/26
    25
    $2.00
    196
    $1.40
    392
    $1.32
    588
    $1.31
    1,176
    $1.30