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

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: 19080

    Ships Immediately

  • On Order: 25284

    can ship 7/6/26


  • 196
    $1.115
  • 392
    $0.988
  • 588
    $0.978
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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 ...

  • On Order: 46309

    can ship 7/2/26


  • 196
    $1.19
  • 392
    $1.07
  • 588
    $1.06
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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 ...

  • On Order: 3868

    can ship 6/22/26


  • 5
    $9.72
  • 25
    $5.99
  • 60
    $5.72
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0431177081

Fair-Rite Products

Snap On Free Hanging Ferrite Core - 375Ohm @ 100MHz - ID 1.010" Dia (25.65mm) OD 2.220" W x 1.080" H (56.39mm x 2 ...

  • In Stock: 1480

    Ships Immediately

  • On Order: 504

    can ship 9/7/26


  • 5
    $12.58
  • 36
    $9.63
  • 72
    $9.53
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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 ...

  • In Stock: 11081

    Ships Immediately


  • 196
    $1.144
  • 392
    $1.133
  • 588
    $1.122
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0443625006

Fair-Rite Products

Snap On Free Hanging Ferrite Core - 113Ohm @ 100MHz - ID 0.311" Dia (7.90mm) - OD 0.972" W x 0.402" H (24.69mm x ...

  • On Order: 9460

    can ship 6/22/26


  • 220
    $0.603
  • 440
    $0.581
  • 660
    $0.580
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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 ...

  • In Stock: 6211

    Ships Immediately


  • 25
    $0.982
  • 250
    $0.672
  • 504
    $0.588
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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 ...

  • In Stock: 16

    Ships Immediately

  • On Order: 396

    can ship 6/22/26


  • 5
    $24.84
  • 10
    $16.54
  • 36
    $15.05
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0444164181

Fair-Rite Products

Snap On Free Hanging Ferrite Core - 230Ohm @ 100MHz - ID 0.514" Dia (13.06mm) - OD 1.220" W x 0.600" H (30.99mm x ...

  • In Stock: 1167

    Ships Immediately

  • On Order: 1320

    can ship 7/20/26


  • 10
    $3.477
  • 50
    $2.674
  • 110
    $2.514
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0446176451

Fair-Rite Products

Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.709"

  • In Stock: 275

    Ships Immediately


  • 5
    $7.91
  • 25
    $4.92
  • 60
    $4.58
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