Jamesbury® Valv Powr VPVL series pneumatic actuator

Compact rack and pinion piston pneumatic actuator

Metso's Jamesbury® Valv Powr VPVL series pneumatic actuator for fast, efficient, and economical operation of rotary valves.


Versatile, modular design

Long cycle life

Safe and reliable


  • Modular design utilizing same body and end caps for both double-acting and spring-return versions
  • Compact and light weight
  • High cycle life with low friction bearings on all moving and sliding surfaces
  • ISO 5211 mounting pattern
  • ATEX certified
  • Machined gear teeth provide longest life and smoother operation
  • Safety contained springs prevent hazards of inadvertent ejection during maintenance
  • Corrosion resistant with PTFE coated body, polyester coated end caps, and stainless steel fasteners
  • Adjustable stops for both open and closed positions



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