Jamesbury™ Valv-Powr™ VPVL series pneumatic actuator

Compact rack and pinion piston pneumatic actuator


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 rotating 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


Torque output 3.2 to 7187 Nm / 2.5 to 5300 lb-ft
Operating pressure 2 to 8 bar / 30 to 116 psi
Standard temperature range -40 °C to +80 °C / -40 °F to +176 °F

Extended temperature ranges available from -51 °C (-60 °F) up to +15 0°C (+302 °F). Many options available including mechanical lock-out, 100% adjustable stop, and various protection coatings.