Fixed/adjustable Shuttle flow switches FS200


FS-200:Rugged Bronze & SS Flow Switches in adjustable and fixed set point formats by Gems.

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Flow switches

Models: GM-26615, GM-26616, GM-26838, GM-27053, GM-27054, GM-27057

  • Line sizes 25-50mm – low pressure drop
  • Pressure to 25bar, Temp to 150°C
  • Repeatable to 1% – max differential 15%
  • Factory set point accuracy 10% — SPDT 20VA
  • Adjustable set point : 4 to 56 L/min
  • Fixed set point 2 to 378 L/min
  • Adjustable versions in bronze only
  • Explosion proof class 1, Division 2, Groups A,B,C,D
  • Available in Bronze or Stainless Steel

FS200 is the original “Gems” flow switch and is still the most rugged shuttle type switch available. There are more than 70 standard models for 1, 1¼, 1½ and 2 inch NPT connection. Suitable for water and high flow oil applications, the FS200 is widely used in industry.

BSP threads are available on longer lead times for most models.

Downloads:   Data sheet

Additional information


Fixed, Adjustable

Flow range

2.0 L/min, 7.5 L/min, 12 L/min, 20 L/min, 4~20 L/min, 20~60 L/min, 7.5~30 L/min