Diaphragm vacuum pump Laboport N 840 G KNF

Introducing the Laborport N 840 G KNF: A chemical and corrosion-resistant diaphragm vacuum pump. This compact and oil-free device boasts of an user-friendly adjustability feature enabled by a straightforward knob. The Laboport is complemented by the addition of gas ballast, PTFE/TFM head components, PTFE layered diaphragms, and FFPM valves. This device exhibits versatility in adapting to diverse laboratory objectives, even when contending with highly aggressive or corrosive gases and vapours.

Performance Metrics:
• Top Flow rate: 34 l/min
• Maximum Final vacuum: 6 mbar (abs.)
• Flexible speed adjustment
• ATEX conformity limited to interior atmosphere only (Ex) II 2/-G IIB+H2 T3
• Suitable for highly aggressive/corrosive gases and vapours
• Clean and oil-free operation

Technical Specifications:
• Top Flow rate: 34 l/min
• Maximum Final vacuum: 6 mbar (abs.)
• Maximum Pressure: 0.1 bar (rel.)
• Tolerable fluid temperature: 5 to 40°C
• Valve material: FFPM
• Diaphragm craft: PTFE coated
• Pump head material: PTFE

Applications:
• Centrifugal Concentration
• Degassing
• Drying
• Distillation
• Gel Drying
• Rotary Evaporation
• Solid Phase Extraction

Standout Features:
• Flexible speed control
• ATEX compliance limited to internal environments (Ex) II 2 / -G IIB + H2 T3
• Compatibility with harsh, corrosive gases and vapors
• Flow path composed of chemically resistant PTFE / FFPM
• Clean, oil-free operational design
• Compact, quiet, and reliable
• Maintenance-free
• Small footprint for workspace optimization

For a more comprehensive understanding and to explore additional attachments, please download the datasheet.

Need assistance in choosing the right vacuum pump for your specific needs? Consult our guide on KNF pumps: 'Vacuum Pumps for the Laboratory'. Alternatively, the KNF guide 'The Ideal Diaphragm Pump for Every Application' can also be downloaded.

Explore the Laboport line within presentations from the dedicated professionals who engineered it. English subtitles included. Learn more about the latest Laborports and the innovative SMART KNF control.