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Pfeiffer Dual Stage Rotary Vane Vacuum Pump DUO 35 21 CFM NEW PKD45602 3PH

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SKU: 40.00007.01

Additional information

Weight 70 lbs
New / Rebuilt

Level of Vacuum

CFM / L/M (Displacement)

Inlet / Exhaust


Power Options



The Pfeiffer Duo 35 Dual Stage Rotary Vane Vacuum Pump is designed and built to fulfill the demanding needs of a variety of industrial and scientific applications that require low to medium vacuum. This Duo 35 provides an ultimate pressure of 2.25x10-3 Torr, a three-phase 265/460 VAC 60Hz motor, pumps up to 21 CFM, and operates modestly at 61 Db.

The Rotary Vane Pumps are known for their reliability and efficiency and they are ideal for a variety of applications.

Alcatel Pfeiffer rotary vane 2 stage vacuum pump 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 about our 2 stage vacuum pump.

At Avac Industries we offer new and rebuilt 2 stage vacuum pumps. All new and rebuilt vacuum pumps are covered by our exclusive 1-year warranty.  Where indicated by price, most models are available new or completely remanufactured.

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Pfeiffer Dual Stage Rotary Vane Vacuum Pump DUO 35 21 CFM NEW PKD45602 3PH Specifications


Emission sound pressure level without gas ballast <= 61 dB (A)
Flange (in) DN 40 ISO-KF
Flange (out) DN 40 ISO-KF
Leak rate safety valve <=1·10-5 Pa
Mains requirement: voltage 60 Hz 220/380(±5 %) V
Motor protection 3TF
Operating fluid filling 3.2 l
Pumping speed at 60 Hz 36 m3/h
Rated power 60 Hz 1.3 kW
Rotation speed at 60 Hz 1800 min-1
Ultimate pressure with gas ballast 3 · 10-3  hPa
Ultimate pressure without gas ballast 2 · 10-3  hPa
Weight 68 kg

Click Below for Specification Sheet

DUO 35 Series