O 5.21 (XL)

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The O 5.21 is a deep vacuum, displacement pump ideally suited for use in packaging and food processing machines. The oil-lubricated rotary vane vacuum pump has freely configurable service openings and high water vapour tolerance.

  • Non return valve
  • High efficiency oil separator element
  • Freely configurable service openings (some models)
  • O 5.21 XL: 0.5 litre oil / O 5.21: 0.3 litre oil



Volume flow 50 Hz 23.5 m³/h
Vacuum absolute 50 Hz 2 mbar
Power 50 Hz 0.75 kW
Noise Level 50 Hz 64 dB(A)
Volume flow 60 Hz 27 m³/h
Vacuum absolute 60 Hz 2 mbar
Power 60 Hz 0.9 kW
Noise Level 60 Hz 69 dB(A)
Weight 20…21.5 kg with motor


  • High efficiency oil separator element
  • Air-cooled
  • Single shaft direct drive
  • Compact design
  • Freely configurable service openings for oil sight glass, oil inlet, oil outlet and accessories (some models)


  • Cool and quiet operation
  • Quiet operation – no silencer enclosures necessary
  • Small footprint for space savings
  • Straightforward construction for fast and easy service on-site to reduce downtime
  • Best cold start performance
  • High water vapour tolerance
  • Robust and long-lasting
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