Neles® pneumatic linear diaphragm & cylinder actuator

Safe and reliable operation to suit for different kind of applications

Metso's Neles® linear VD diaphragm and VC double acting cylinder type actuators provide safe and reliable operation in control applications. The high performance internal coating resists wear and corrosion and easy maintenance guarantee a long life cycle.


High control performance, low friction

Simple and cost effective design guarantee increased life time and reliability

Low cost, simple maintenance


  • Heavy duty actuator designed for linear modulating control and on/off applications
  • Corrosion resistance coating against severe weather, chemical and petroleum environments
  • Wide size of selection available
  • High thrust performance by self lubricating piston seal in cylinder
  • Optional handwheel for manual mode, volume tank, volume chamber available
  • Mechanical position limitation


Common use cases

  • Excellent accuracy and reliability in any applications
  • General or severe application where to perform the valve movement by pneumatic energy
  • Corrosive environment to be resisted by high performance internal coating
  • Replaceable inner parts guarantee a long life cycle

Applicable industries

  • Refining & petrochemical
  • Power plant
  • Industrial gas
  • Offshore



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