FS-380P Series Flow Switch

FS-380P Series Plastic Piston Type Flow Switch
  • Low Pressure Drop Design 
  • Flow Rate Settings: 0.25 GPM to 2.00 GPM 
  • Port Size: 3/8" NPT Male and 1/4" Quick Disconnect (QDC) Male 
  • Primary Construction Material: Polypropylene 
  • Setting Type: Fixed

This rugged inline flow switch offers the same superior performance and resistance to clogging as its metal cousin (FS-380). The fixed set point and simple design make it a dependable switch. The FS-380P is an ideal choice for coolant applications requiring reliable flow detection in HVAC, semiconductor, welding, medical and other industries. 1/4" (6 mm) quick disconnect units have a host of snap-on mating fittings sold separately to fit most piping requirements.


  • Electronic Equipment: Laser Heads, Welders, Power Supplies, High Speed Spindles, X-Ray Tubes, Semiconductor Equipment 
  • Bearings or Gears: Presses, Rotating Equipment, Conveyors, Machine Tools, Robotics 
  • Processing & Dispensing Equipment: Water Purifications and Filtering, X-Ray Film Processing, Beverage Dispensing, Chemical Additives, Gas Sampling, Distilling

Other Plastic Piston Type Flow Switches


Other Piston Type Flow Switches