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VACUUBRAND Diaphragm pump ME 4R NT 20731100

VACUUBRAND -- Item TECPIM000551843
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The VACUUBRAND Diaphragm pump ME 4R NT (20731100) is a one-stage, oil-free diaphragm pump designed to generate vacuum and provide compression for non‑corrosive gases in laboratory and process applications. The unit is equipped with adjustable inlet (vacuum) and outlet (overpressure) regulator valves and manometers to set and display the selected vacuum and compression levels. Wetted parts are made from aluminum and selected plastics (including PTFE diaphragms and valves) to permit handling of a wide range of non‑corrosive gases.


Key Features:

  • Model: ME 4R NT
  • Manufacturer part number: 20731100
  • One-stage, oil-free diaphragm design
  • Adjustable inlet (vacuum) and outlet (overpressure) regulator valves with manometers
  • Wetted materials: aluminum and selected plastics (PTFE diaphragms and valves)
  • Rated for 230 V, 50 Hz with CEE mains connection (variant shown with CEE plug)
  • Free air capacity / pumping speed: approximately 4 m³/h

Advantages:

  • Oil-free operation — no oil changes required, reducing maintenance and contamination risk.
  • Adjustable vacuum and overpressure control via regulator valves and manometers for precise process settings.
  • Corrosion‑resistant wetted materials (aluminum, PTFE/select plastics) allow use with a wide range of non‑corrosive gases and improve chemical compatibility.

Product Details

Overview
Model
Product Type Equipment
Part Number 20731100
Brand VACUUBRAND
Gross Dimensions (WxDxH cm)
Net Dimensions (WxDxH cm)
Gross Weight (kg) 14,500
Net Weight (kg) 12,100
Specifications
More options are available. Please contact us for more information.
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VACUUBRAND

VACUUBRAND manufactures the world's most comprehensive product family for vacuum generation, measurement and control for the rough and fine vacuum range in the laboratory. All with one goal: to make your laboratory and technical processes reliable, safe and efficient. That is why we are committed to continuous innovation, first-class performance and outstanding quality. Together with you, our experts will find the best solution for your application and support you with first-class service.