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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
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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 ...

  • In Stock: 31624

    Immediately

  • 196
    $1.085
  • 392
    $0.939
  • 588
    $0.930
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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: 14805

    Immediately

  • 196
    $1.30
  • 392
    $1.13
  • 588
    $1.12
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0444173551
Fair-Rite Products

Round Cable Snap On Ferrite Core - 44 Material (25-300MHz) - Cable Width max 0.728"

  • In Stock: 1035

    Immediately

  • On Order: 1760

    Ships 12/14/26

  • 5
    $7.48
  • 50
    $4.57
  • 110
    $4.24
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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 ...

  • In Stock: 10569

    Immediately

  • 110
    $2.27
  • 330
    $1.95
  • 550
    $1.94
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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: 1475

    Immediately

  • On Order: 5292

    Ships 12/14/26

  • 25
    $2.09
  • 196
    $1.42
  • 392
    $1.36
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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: 2911

    Immediately

  • 25
    $1.059
  • 250
    $0.692
  • 504
    $0.588
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0446164951
Fair-Rite Products

Round Cable Snap On Ferrite Core - 46 Material (25-300MHz) - Cable Width max 0.193"

  • On Order: 10933

    Ships 11/30/26

  • 294
    $0.814
  • 588
    $0.800
  • 1,176
    $0.794
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0461167281
Fair-Rite Products

Snap On Free Hanging Ferrite Core - 175Ohm @ 100MHz - ID 0.400" Dia (10.16mm) - OD 0.933" W x 0.460" H (23.70mm x ...

  • On Order: 9121

    Ships 12/14/26

  • 25
    $2.13
  • 196
    $1.54
  • 392
    $1.47
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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 ...

  • In Stock: 7281

    Immediately

  • 5
    $12.47
  • 25
    $8.63
  • 60
    $6.93
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0444167281
Fair-Rite Products

Snap On Free Hanging Ferrite Core - 210Ohm @ 100MHz - ID 0.400" Dia (10.16mm) - OD 0.933" W x 0.460" H (23.70mm x ...

  • In Stock: 970

    Immediately

  • 10
    $2.75
  • 196
    $1.77
  • 392
    $1.54
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