WedgeRock RS: Mechanical Spring Return

Spring Return Solutions

WedgeRock provides alternatives to hydraulic and pneumatic spring return and failsafe actuators.

We offer manual and motorized versions, compact and conventional mechanical spring return solutions.

WedgeRock RS | Mechanical Spring Return


Scalable from 5,000 in-lbs. to 3,000,000 in-lbs.

Engineered Configurations

  • Quarter Turn or Linear
  • Per Required Fail Conditions
  • Open or Close Fail Positions
  • Manual and/or Electric Operation
  • Local/Remote Indication off the Valve Stem
  • Reduced Actuator Size by High Efficiency Gear
  • Pipe Line, Vault, Buried, Subsea Options
  • High, Low & Standard Temperature Options
  • Subsea HIPPS


  • No Pneumatics or Hydraulics
  • Supports an All Electric Solutions
  • Supports Manual Remote Fail Safe
  • Low Temp Regions –No Hydraulic Freeze
  • Positive Lock Mechanism – No Valve Creep
  • Spring release force – 1.5 lbs
  • Solenoid Power Consumption – <6 watts
  • High Efficiency Gear Reduction
  • Non-Backdriving Technology



WedgeRock RS

Manual or motorizable operator for spring return applications.


Product Brochures

  • WedgeRock RS: Mechanical Spring Return


  • Installation Commissioning, Operation, & Maintenance Manual
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