A Series
Double-Acting Pneumatic Valve Actuator
Designed and engineered for severe-service applications.
![pneumatic valve actuator double acting pneumatic valve actuator double acting](https://www.cowandynamics.com/wp-content/uploads/2020/11/pneumatic-valve-actuator-double-acting.png)
Mega bore size, reliable performance. Go for the A Series.
Double-Acting Valve Actuator
Designed and engineered for severe-service applications, the A Series bore sizes range from 4” to a whopping 42” diameter. We also offer a wide range of automation options. See at the bottom of the page for A Series add-ons. Configure your cylinder today.
Features
- Thrusts up to 425,000 lbs
- SIL 3 Capable (IEC 61508)
- GT3 Triple Seal Gland for
Severe Service Applications
Specifications
- Bore Size: 4″ – 42″
- Rod Size: 1″ – 5 1/2″
- Configuration: Single-Stage and Tandem
- Stroke Range: Up to 144″
- Pressure Rating: 150 psi
Valve Compatibility
Our Series A Double-Acting Pneumatic Valve Actuator is compatible with any process valve that requires linear motion.
![knife gate valve actuator](https://www.cowandynamics.com/wp-content/uploads/2021/08/knife-gate-valve-actuator_1.png)
Knife Gate Valve
![gate valve actuator](https://www.cowandynamics.com/wp-content/uploads/2021/08/gate-valve-actuator_1.png)
Gate Valve
![](https://www.cowandynamics.com/wp-content/uploads/2021/08/globe-valve-actuator_2.png)
Globe Valve
![](https://www.cowandynamics.com/wp-content/uploads/2021/08/pinch-valve-actuator_1.png)
Pinch Valve
Control and Monitoring Solutions
Control Panels
![Control Panels](https://www.cowandynamics.com/wp-content/uploads/2015/01/panel1.png)
Manual Overrides
![Manual Overrides: Screwjack with Handwheel](https://www.cowandynamics.com/wp-content/uploads/2015/01/override1.png)
![Manual Overrides: Hydraulic Manual Override](https://www.cowandynamics.com/wp-content/uploads/2015/01/HydraulicOverride.png)
Hydraulic manual override with indicator
Limit Switches
![Limit Switches](https://www.cowandynamics.com/wp-content/uploads/2015/01/limit_switches1.png)
Automation Packages
![Automation Packages](https://www.cowandynamics.com/wp-content/uploads/2015/01/AutomationPckg.png)
Solenoid Valves
Pilot Valves
Quick Exhausts
Positioners
Position Feedback
Limit switches and position sensors
Field-Adjustable for open and close indication
Analog and digital feedback
Mounting Kits: ISO, MSS & Customized Patterns Available
![Mounting Kits](https://www.cowandynamics.com/wp-content/uploads/2015/01/ValveMntgKit.png)
Anti-Rotation Torque Arm:
Maintains constant alignment between valve stem and cylinder piston-rod. Compatible with rotary type switch boxes and beacons.
Field-Adjustable Travel Stops:
To limit stroke for position-seated or limited-travel applications. Ensures valve reaches positive sealing every time without damage to valve internals.
In Market Example
Double-Acting Valve Actuator. Designed & engineered for severe-service applications
![In Market Example of a Double-Acting Valve Actuator](https://www.cowandynamics.com/wp-content/uploads/2015/01/A-series_inmarket.jpg)