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M-F 7a-5p EST 800-222-2177

125 Series Standard Unobtrusive Adjustable Flow Monitor — Best for Applications where the Ratio (Normal Flow/Set Point) is 10:1 or Greater.

Key Feature

  • Minimal Pressure Drop


  • Broad Range of Adjustability
  • Compact Size
  • High Resolution
  • Materials: 316SS, Brass or Teflon®
  • Confirms: Normal Flow Conditions
  • Senses: High Flow and Low Flow Conditions
  • Output: Switch Contact


  • Analyzers & Welding Systems
  • Purge Gases
  • Wet Stations