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  • Busch Vacuum Solutions, Oil-lubricated rotary vane vacuum pump , R5 RA 0520 A ECOTORQUE


Oil-lubricated rotary vane vacuum pump

The All-Rounder for Countless Vacuum Applications


Up to 50% energy savings thanks to the variable speed drive (ECOTORQUE), Ecomode with automatic start and stop function

High performance

High pumping speed at low pressure ranges, designed for continuous operation in the rough vacuum range, best-in-class footprint performance ratio


Precise adjustment of vacuum level (pressure control) and pumping speed (speed control) to process requirements, compatible with a wide range of supply voltages

Technical specifications

Markets & applications

Biogas handling
  • Upgrading - pressure swing adsorption
  • Upgrading - membrane
Hospitals and healthcare facilities
  • Vacuum-assisted closure (VAC)
  • Medical suction
  • Surgical vacuum draining


  • Single or double gas-ballast valve, manual or solenoid operation
  • Various inlet filters
  • Various temperature and pressure gauges
  • Energy recuperation kit with water/oil heat exchanger
  • Vacuum pump oils for all applications