Diaphragm Gas Pump
N 938
Metric
Imperial
Metric
Imperial
Diaphragm Gas Pump

N 938

  • Flow Rate (max.): 35 l/min
  • Pressure (max.): 1 bar (rel.)
  • Vacuum (max.): 160 mbar (abs.)
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Contact Us Frequent Questions

KNF diaphragm gas pumps transfer or compress gases and vapors and generate vacuum without contaminating the media. They are available with options for application requirements related to size, motor, control, voltage, chemical resistance, safety, vibration, noise and temperature resistance. All pump types offer oil-free operation. 

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Contact Us Frequent Questions
Benefits
  • Adjustable performance
  • Digitally adjustable motor
  • Contamination free transfer
  • Low sound level
  • Excellent reliability
  • High performance-to-size ratio
  • Highly resistant to aggressive media
Special Features
  • Diaphragm pump
Flow Rate (max.)35 l/min
Pressure (max.) 1 bar (rel.)
Ultimate Vacuum (max.) 160 mbar (abs.)
Valve Material OptionsFPM
Diaphragm Material OptionsEPDM
Pump Head Material OptionsAluminium
Motor Type OptionsBrushless DC
  • Analytical instruments
  • Gas analytics
  • Vacuum technology
  • Fuel cells
  • Emission monitoring
  • Medical equipment
N 938
Datasheet N 938

PDF (917 KB) - Datasheet - English

3D CAD Model

ZIP (2 MB) - CAD File - English

Operating Manual N 938

PDF (2 MB) - Operating Manual - English

Flow Rate (max.)35 l/min
Pressure (max.) 1 bar (rel.)
Ultimate Vacuum (max.) 160 mbar (abs.)
Valve Material OptionsFPM
Diaphragm Material OptionsEPDM
Pump Head Material OptionsAluminium
Motor Type OptionsBrushless DC
Benefits
  • Adjustable performance
  • Digitally adjustable motor
  • Contamination free transfer
  • Low sound level
  • Excellent reliability
  • High performance-to-size ratio
  • Highly resistant to aggressive media
Special Features
  • Diaphragm pump
  • Analytical instruments
  • Gas analytics
  • Vacuum technology
  • Fuel cells
  • Emission monitoring
  • Medical equipment
Datasheet N 938

PDF (917 KB) - Datasheet - English

3D CAD Model

ZIP (2 MB) - CAD File - English

Operating Manual N 938

PDF (2 MB) - Operating Manual - English

Accessories N 938

Here, you can find an overview of the available accessories for this product. For further details or order requests, please get in touch with our experts. Contact Us
Silencers & Filters Part No.
Silencer/Inlet filter
G 1/8
Part No. 007006
Mounting Kits & Shock Mounts Part No.
Vibration damping
D 20x15, M6x10 threads, four pieces required per pump
Part No. 014114
Fittings & Connectors Part No.
Hose connector (straight)
Suitable for hose ID 8, PA, G 1/8
Part No. 004975
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