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Pfeiffer DUO 3 Rotary Vane Vacuum Pump Dual Stage DUO 3 1.4 CFM NEW PKD77711

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SKU: 40.00003.01

Additional information

Weight 70 lbs
New / Rebuilt

Level of Vacuum

CFM / L/M (Displacement)

Inlet / Exhaust


Power Options



Alcatel Pfeiffer DUO 3 rotary vane vacuum pumps address the requirements of all major vacuum applications in diverse industries. Available in five different series, these pumps are dedicated to specific applications, with most models available in universal single phase or three phase.


  • Compact design
  • Broad Range of Pumping Speeds
  • Designs for Specific Applications
  • Low Noise Levels
  • Universal Motor
  • Gas Ballast

Different fluids, such as PFPE fluids, corrosive configurations, and motor voltages are available. Please call for details.

Where indicated by price, most models are available new or completely remanufactured, covered with a full one year warranty.

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Pfeiffer Dual Stage Rotary Vane Vacuum Pump DUO 3 1.4 CFM NEW PKD77711 Specifications

Ambient temperature12-40 °C
Cooling method, standardAir
Emission sound pressure level without gas ballast at 50 Hz<= 53 dB (A)
Exhaust pressure, max.1500 hPa
Exhaust pressure, min.250 hPa
Flange (in)DN 16 ISO-KF
Flange (out)DN 16 ISO-KF
Leak rate safety valve<= 1 · 10-5  Pa
Mains requirement: voltage (selectable)230 V
Mains requirement: voltage 50 Hz115 V
Mains requirement: voltage 60 Hz115 V
Operating fluid filling0.4 l
Protection categoryIP 55
Pumping speed at 50 Hz2.5 m3/h
Pumping speed at 60 Hz2.9 m3/h
Rated power 50 Hz0.15 kW
Rated power 60 Hz0.18 kW
Rotation speed at 50 Hz3000 min-1
Rotation speed at 60 Hz3600 min-1
Ultimate pressure with gas ballast3 · 10-3  hPa
Ultimate pressure without gas ballast3 · 10-3  hPa
Weight11.5 kg

Click Below for Specification Sheet

DUO 3 Series