Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation
This is a product of Forbes Marshall ARCA, available for India and Indian subcontinent only.

811 U and 812 U Series

The pneumatic actuators can be opened or closed using spring force or control air. These actuators are field reversible and available with either single spring or multi-spring options. The compressed spring ensures that pneumatic actuator always achieves fail-safe condition on air failure without any additional intervention.

  • Field reversible
  • Suitable for high actuating thrust process
  • Light weight and corrosion resistant housing
  • Low maintenance and universal design

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