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Stokes Microvane 14-52 Series

A modern, compact solution for clean, quiet, and reliable vacuum generation

The Stokes Microvane 14–52 Series rotary vane vacuum pumps deliver clean, quiet, and reliable vacuum performance in a compact, low-maintenance design. Built for continuous duty from rough to fine vacuum, the Microvane Series helps reduce environmental impact, operational costs, and service requirements.

  • Virtually zero emissions
  • Low oil consumption
  • Up to 1 year / 8000 hours maintenance-free
  • Low noise operation
  • Compact, rugged design
  • Optimized thermal management extends component life
  • Integrated exhaust filtration with no external filter required
  • Optional adapters for booster or primary pump integration

Stokes Microvane Brochure (PDF)

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Keyfacts

Stokes Microvane 14-52 Series

INTEGRATED EXHAUST FILTRATION 

Built directly into the oil casing, an integrated exhaust filtration reduces system complexity, shortens installation time, and minimizes the overall system footprint

FULL ADAPTABILITY

Offers flexibility through a range of accessories, integration options, and monitoring features to enhance performance and suit diverse performance needs

QUIET PERFORMANCE

Enhances workplace comfort with quiet operation that reduces noise pollution while maintaining efficient vacuum performance in sensitive environments

APPLICATIONS

  • Coating
  • Pharma freeze-drying
  • Vacuum drying
  • RAC (Refrigeration and Air Conditioning)
  • Oil degassing
  • Industrial freeze drying
  • Chemical processes

Technical Specifications

Stokes Microvane 14-52 Series
  Units Microvane14 Microvane20 Microvane33 Microvane52
Rated pumping speed cfm 13 19 31 50
Eff pumping speed cfm 10 16 27 43
Ult pressure w/o gas ballastopening mbar < 8 x 10^-3
Ult pressure with gas ballast mbar < 1 x 10^-1
Water vapor tolerance mbar 10
Motor Power  
3-phase motor at 60 Hz kW 0.7 1.1 1.5 2.6
Noise Level dB(A) 54 57
Oil volume (Approx.) l 1.5 3
Flanges 25 KF 40 KF
Weight (Net approx.) kg 42 48 80 88
Dimensions approx. (L x W x H) mm 516 x 288 x 294 518 x 288 x 294 632 x 356 x 320 669 x 359 x 320