Peristaltic Pump DULCOflex DF4a


The DULCOflex DF4a peristaltic pump has been specifically developed for continuous metering applications. It is used wherever chemicals need to be added constantly and accurately.


  • Silent-running speed-variable stepper motor with drive shaft mounted in ball bearings
  • No mechanical gears means long service life
  • 100% duty factor
  • Operating pressure up to 4 bar possible
  • Infinitely variable adjustment of metering rate from 1 to 100 %
  • Reproducible metering rates of 1.5, 6.0 and 12.0 l/h are shown on the display
  • Operating and hose hours counter
  • Intake function (continuous operation)
  • Level input (1-stage or 2-stage contact)
  • Hose break monitoring with alarm relay
  • Switchable output rate change, e.g. night reduction or increased output
PDF Click here to download the DULCOflex DF4a brochure
TDS Click here to download the TDS information


Forgot password?
Create an Account