Vari-Q Throttle Valves

MeiVac manufactures a broad line of patented vacuum throttle valves that are unique in the industry, with features including:

  • Cutout vq 10 jpgAmbient – Upstream and Downstream Pressure control
  • Low Flange Thickness - Minimum stack insertion length
  • Radial Vane Design - Uniform cross-sectional flow patterns
  • Linear Throttling - Smooth pressure transition over entire range
  • Servo-motor Drive - Continuous 100% downstream control
  • Slow, Medium or Fast Action Drive - Control matched to process
  • Pneumatic Actuation - Cost-effective for reduced control needs
  • Flange Types Available - ASA / ISO / JIS / CF™ / and "Specials"

Valves are compatible and supplied with either MKS 252, MKS 153 or 600 series.  Please specify so that proper motor is installed.

Vari-Q Throttle Valve Brochure
(PDF File)


Throttle Valve Manual
(PDF File)

Terms and Conditions of Sale
(PDF File)