Roots pump vacuum unit / industrial
CombiLine™ WU Pfeiffer Vacuum



  • Configuration:

    Roots pump

  • Applications:


  • Flow rate:

    Max.: 1,900 m³/h (67,097.87 ft³/h)

    Min.: 230 m³/h (8,122.37 ft³/h)

  • Suction pressure:

    Max.: 3 mbar (0.044 psi)

    Min.: 2 mbar (0.029 psi)


The DUO series of pumps can be used in conjunction with the Okta series of root pumps in applications requiring extremely high rates of flow. The pumps are available as modules that can be used in a wide variety of ways. The root pumps can be used with the Hena single stage rotary vane pumps, which can be connected and mounted. Each unit offers consistent and optimal performance. The high pumping speed accommodates swift discharge times form 230 to 1900 m3/h. Units are available with switch cabinets and PLC; Custom pumping speeds available upon request.