Roots pump vacuum unit / dry / industrial
CombiLine™ WH Pfeiffer Vacuum



  • Configuration:

    Roots pump, dry

  • Applications:


  • Flow rate:

    Max.: 1,800 m³/h (63,566.4 ft³/h)

    Min.: 240 m³/h (8,475.52 ft³/h)


Pfeiffer Vacuum CombiLine ™ WH is suitable for applications requiring a high flow rate. The combination of Hepta and UniDry series pumps with Okta-series Roots pumps is available in modular design with a range of options. It offers quick evacuation times in the range of 240 to 1800 m³/h.

Customers get no-oil, backing pumps offering pumping speed of 50 to 400 m³/h. The pump package is oil-free with UniDry rotary piston pump or Hepta screw pump as backing pumps. They are mounted and piped with each other on a strong, common framework. As an option, a switch cabinet and PLC can also be provided with each pumping unit.

Available on request are increased pumping speeds.