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Keeping the World Flowing

Rotork is the market leading manufacturer of flow control equipment encompassing electric, pneumatic and hydraulic valve actuators and control systems, valve gearboxes, valve accessories and precision control instruments. Rotork products are used in virtually every industry where the controlled flow of fluids is required for process, environmental and safety reasons.

Our worldwide manufacturing facilities are supported by a global network of offices, workshops and agents providing a locally based service to customers on every continent. No matter where you are, you will be able to locally source Rotork's flow control products, supported by life-of-plant maintenance, repair and upgrade services.

Major markets served by Rotork:

Oil & Gas - upstream and downstream activities, onshore and offshore, refining, processing and transportation.

Power - conventional, nuclear and renewable energy power plants, emission reduction and desulphurisation plants.

Drinking Water & Wastewater - clean and effluent treatment plants including desalination and water re-use projects.

Marine – shipbuilding, cargo handling, ballasting.

Mining – surface and underground processing and environmental processes.

Rotork Controls, Inc.

Valve Actuators

We are the world's leading manufacturer of valve actuators and associated control systems. Our products include electric, pneumatic, hydraulic and electro-hydraulic actuators and control systems, valve gearboxes and valve accessories. With nearly 60 years of global experience, we have the expertise and product range to deliver actuation solutions for projects of any size and complexity - from compact, manually operated gearboxes to large, highly specified valve actuators for use in extreme temperatures and hazardous environments.

Rotork Controls, Inc.

Electric Actuators

Rotork Controls is recognized as the leading innovator and supplier of electrically operated valve actuators and control systems. Our products were the first to feature advances such as double-sealed enclosures, non-intrusive wireless commissioning, datalogging and intelligent predictive maintenance capabilities. Rotork electric actuators are robustly constructed and generally available with IP68 watertight environmental qualification. Actuators for hazardous area applications are certified to ATEX and all other international explosion-proof standards.

In addition to our traditional multi-turn and part-turn actuators, Rotork Process Controls - a business unit of Rotork Controls - manufactures highly accurate rotary and linear actuators for process control applications.

Rotork Controls delivers the following product ranges:

  • Intelligent non-intrusive multi-turn and quarter-turn valve actuators
  • Rotary and linear control valve actuators
  • Heavy duty rotary and linear valve actuators
  • Small rotary valve actuators
  • Specialized actuators, sensors and controls for HVAC systems 
  • Network control systems

Rotork Fluid Systems

Fluid Power Actuators

Rotork Fluid Systems provides a wide range of specialized fluid control actuators, optimized for applications in oil and gas exploration and transportation, water and wastewater treatment, power generation, petrochemical, pharmaceutical and processing industries.

In addition to manufacturing facilities, a worldwide network of Centre of Excellence holds stocks, provide application engineering and packaging of control components as well as providing sales, service, installation and commissioning support.

Rotork Fluid Systems delivers the following product ranges:

  • Pneumatic rotary and linear valve actuators
  • Hydraulic rotary and linear actuators
  • Self-contained Electro-Hydraulic failsafe valve actuators
  • High Pressure Gas and Gas over Oil pipeline actuators
  • Sub sea valve actuators
  • Vane-type pneumatic actuators
  • Smart Valve Monitoring
  • Control systems

Rotork Gears


Rotork Gears provides the world’s largest range of valve gearboxes. Our products are designed to withstand the challenges of the harshest environments, including sub sea and nuclear power.

We also provide a complete range of mounting brackets, extension shafts, pedestals, chain wheels and accessories for the valve and actuator industry. Where projects require special adaptation for valves and actuators our engineers offer expert consulting and design services.

Rotork Gears has comprehensive test rig facilities for performance, life, overload and environmental testing. Industry leading laboratories are used for nuclear, seismic, vibration and deep-sea hyperbaric testing.

Rotork Gears delivers the following product ranges:

  • Manual and motorized multi-turn gearboxes
  • Manual and motorized quarter-turn gearboxes
  • Sub sea gear operators
  • Override gear operators
  • Mounting kits and valve accessories

Rotork Gears


Rotork Instruments offers a comprehensive range of products serving many different duties in a wide variety of applications. Instrumentation products include pneumatic valves and manifolds from Rotork Midland, smart positioners from YTC, switch boxes from Soldo and pressure regulation equipment from Rotork Fairchild.

Rotork Instruments delivers the following product ranges:

  • Stainless steel modular control solutions for pneumatic and hydraulic valve actuators and components including filters, regulators and pilot, solenoid, poppet and spool valves
  • Pneumatic, electro-pneumatic and smart positioners and I to P converters
  • Switch boxes, integrated solenoid/limit switch boxes, bolt proximity switches and NAMUR pneumatic components
  • Pneumatic pressure regulators, electro-pneumatic transducers, pneumatic volume boosters and pneumatic relays

Rotork Gears

Site Services

In each of our divisions Site Services employees are dedicated to providing customer service and support, carrying out new installations, bespoke automation projects and retrofit solutions. Our teams are based in service centers all around the world and are complemented by factory trained service technicians, enabling us to deliver on our promise of global solutions backed by local service.

The full range of flow control services includes:

  • Emergency and planned service
  • Actuator overhauls, repairs and upgrades
  • Health checks
  • Preventative maintenance
  • Retrofitting actuators on existing valves
  • Shutdown outages
  • Certified inspection and safety checks
  • Factory fitting of actuators to new valves
  • Plant optimization
  • Loan actuators
  • System automation
  • Extended scope automation and upgrade projects

Product Catalog

Service Catalog

Rotork plc is listed in these service categories:

Technical Articles

Asset management in the water industry: A valve actuator's perspective (Valve Actuators and Positioners) The water and effluent treatment industries have not been slow to recognise the benefits of effective asset management resulting from the gathering and analysis of accurate data from out in the... (View Full Article)
Benefits of Intelligent Valve Actuation in Very Low Temperature Environments (Valve Actuators and Positioners) Rotork IQ technology is well established in the field of intelligent valve actuation. (View Full Article)