Actuation Solutions and Systems for the World’s Most Challenging Environments
For over 60 years Cowan Dynamics continues leading the way with our innovative valve automation solutions. Our SIL-3 Capable products are used globally in harsh environments and are chosen for their safety features, product performance and reliability.
We provide valve manufacturers and end-users with solutions focused on delivering a full array of reliable actuator products and services, on-time and to spec, regardless of your project scope, size or complexity.
Our ISO 9001-registered Manufacturing, R&D and Testing Facility enable us to ensure our clients that every actuator and system they receive will perform to specification.
We are Trusted by Industries in: Mining, Oil & Gas, & Power Gen
Emergency Shutdown (ESD) Valve Automation with Cowan’s E2H-ESD Actuator
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No application is too large or too small!
No application is too large or too small. We engineer our valve actuators to meet our customer's...
Instruvalve Chile at EXPONOR CHILE
Come visit us, Cowan Dynamics Inc, we are with Instruvalve Chile at EXPONOR CHILE in the USA...
How Can We Help Automate Your Valves?
Check out our innovative valve actuator lineup. Need help selecting a valve actuator for your industrial process application? Use our web chat option!
Linear Valve Actuators
Standard and severe service electro-hydraulic, pneumatic, & hydraulic valve actuators. Offered for on/off and control valve applications.
Rotary Valve Actuators
Standard and severe service electro-hydraulic, hydraulic, & pneumatic valve actuators. Offered for on/off and control valve applications.
Valve Automation Solutions
Specialized design, engineering and assembly of control systems for severe service process valve applications.
Valve Actuator Solutions
Our line of pneumatic actuators are available in both linear and rotary actuators.
- Spring-Return Pneumatic Valve Actuator (AS Series)
- Thrust up to: 72,000 lbs
- Double-Acting Pneumatic Valve Actuator (A Series)
- Thrust up to: 425,000 lbs
- Pneumatic Rotary Actuator (CSY Series)
- Torque up to: 2,500,000 in-lb
- Pneumatic Modulating Valve Actuator (AT Series)
- PSI up to: 150 PSI
- Valve Automation Solutions
- Fail-safe Systems & Control Accessories
Our line of hydraulic actuators are available in both linear and rotary actuators.
- Double-Acting Hydraulic Valve Actuator (ML Series)
- Thrust up to: 1,500,000 lbs
- Spring-Return Hydraulic Valve Actuator (MS Series)
- Preloads up to: 72,000 lbs
- Pressure Rating up to: 3,000 PSI
- Hydraulic Valve Actuator (C6A Series)
- Nominal Pressure: 3000 psi / 5000 psi
- Closing Time: ≤ 5s
Our line of electro-hydraulic actuators are available in both linear and rotary actuators.
- Electro-hydraulic Actuator – Linear (E2H Series)
- Thrust up to: 125,000 lbs
- Electro-hydraulic Actuator – Rotary (E2HR Series)
- Torque up to: 300,000 inch-lbs