pneumatic valve actuator / quarter-turn / double-acting / rack-and-pinion



  • Type:


  • Movement:


  • Technology:

    double-acting, rack-and-pinion, Scotch yoke

  • Other characteristics:

    for gas, for high-pressure pipelines

  • Torque:

    Max.: 600,000 Nm (442,537

    Min.: 0 Nm (0


The gas-over-oil range of pipeline actuators are designed to use pipeline gas as the motive power source. They utilise our robust GH and RH quarter-turn prime movers and are field proven in installations around the world. Control configurations are available to meet virtually any operational requirements.

Scotch yoke and rack and pinion double-acting actuators
Comprehensive range of high pressure control logic options (e.g. local and remote, line break, low pressure close, ESD, etc.)
ASME certified tanks
Low or high-pressure control logic options
Hydraulic manual override standard
Speed control in both directions standard
PED or ASME approved gas/oil and power gas storage tanks
Complies with EN60529 (1991) + (A1:2000) for IP67M
Actuators certified to IP66M/67M
Actuators certified to ATEX 2014/34/EU
Actuators certified in accordance with PED 2014/68/EU
Torque output to 600,000 Nm (5,000,000

Other Rotork plc products

Fluid Power Actuators