RFA Type Electronic Flow Sensor

RFA Type Flow Sensor
  • Accurate Flow Rate Indication with Integral Visual Confirmation 
  • 0-10 VDC Analog Signal @ 1 mA Max 

Gems™ Sensors popularized the RotorFlow’s® paddlewheel design by combining high visibility rotors with solid-state electronics that are packaged into compact, panel mounting housings. They provide accurate flow rate output with integral visual confirmation and an unprecedented price/performance ratio. 


  • Water Purification/Dispensing Systems 
  • Chemical Metering Equipment 
  • Lasers and Welders 
  • Water Injection Systems 
  • Semiconductor Processing Equipment 
  • Chillers and Heat Exchangers