Vacuums

Stokes Piston

Stokes Piston
  • 255 - 1.020 m³/h
    Hermetically sealed, innovative mechanism
  • 0.033 mbar
    Good vacuum level even with Gas Ballast
  • Reliable
    Over 80 years of proven performance
  • Flexible & Robust
    Simple, easy-to-service mechanism
  • Special ESI series
    For "Extended Service Intervals"

The Stokes Microvac rotary piston pump has set the standard for performance, efficiency, reliability and repairability in the industry for over 80 years, improved and upgraded to the latest J version.

Strokes pump sizes








212-J 412-J 612-J
Displacement
m³/h
255 510 1020
Pumping Speed
m³/h
234 442 884
Ultimate vacuum (total pressure)
mbar < 0.033 < 0.033 < 0.033
Ultimate vacuum (with gas ballast)
mbar < 0.26 < 2.6 < 2.6
Motor size
kW IEC 5.5 11 11x2
Noise at ultimate
dB(A) < 77 < 83 < 85