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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 results Products

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 ...

  • In Stock: 23388

    Ships Immediately


  • 25
    $1.62
  • 100
    $1.36
  • 250
    $1.29
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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. ...

  • In Stock: 19905

    Ships Immediately


  • 25
    $1.45
  • 100
    $1.19
  • 250
    $1.15
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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 ...

  • In Stock: 14260

    Ships Immediately


  • 10
    $3.38
  • 50
    $2.49
  • 330
    $2.21
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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 ...

  • In Stock: 10379

    Ships Immediately

  • On Order: 25284

    can ship 3/24/25


  • 10
    $1.93
  • 100
    $1.40
  • 250
    $1.36
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0443178181

Fair-Rite Products

Round Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 0.161"

  • In Stock: 4560

    Ships Immediately


  • 25
    $0.879
  • 250
    $0.723
  • 500
    $0.712
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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 ...

  • In Stock: 3410

    Ships Immediately

  • On Order: 5292

    can ship 4/7/25


  • 10
    $2.232
  • 100
    $1.531
  • 250
    $1.471
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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 ...

  • In Stock: 2056

    Ships Immediately


  • 25
    $0.909
  • 250
    $0.682
  • 500
    $0.656
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0431176451

Fair-Rite Products

Snap On Free Hanging Ferrite Core - 380Ohm @ 100MHz - ID 0.722" Dia (18.34mm) - OD 1.520" W x 0.755" H (38.61mm x ...

  • In Stock: 1025

    Ships Immediately


  • 5
    $9.90
  • 25
    $6.63
  • 50
    $6.48
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0443178281

Fair-Rite Products

Round Cable Snap On Ferrite Core - 43 Material (25-300MHz) - Cable Width max 0.362"

  • In Stock: 195

    Ships Immediately


  • 25
    $1.331
  • 250
    $1.116
  • 588
    $1.003
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0446173551

Fair-Rite Products

Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.728"

  • In Stock: 76

    Ships Immediately


  • 10
    $3.88
  • 25
    $3.82
  • 50
    $3.76
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