Pneumatic Valve Actuator
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.
- Thrusts up to 425,000 lbs
- SIL 3 Capable (IEC 61508)
- GT3 Triple Seal Gland for
Severe Service Applications
- Bore Size: 4″ – 42″
- Rod Size: 1″ – 5 1/2″
- Configuration: Single-Stage and Tandem
- Stroke Range: Up to 144″
- Pressure Rating: 150 psi
Complete the form to get a quote within 24hrs.
Design and Materials
Triple-seal gland with dual wipers. Rugged metallic scrapper and urethane double-acting wiper deflect contamination away from the rod seal for long service life
Control and Monitoring Solutions
Complete design, fabrication and testing of control panels for hazardous and special applications.
Manual Override options are available.
Screwjack with handwheel
Hydraulic manual override with indicator
Mechanical Limit Switch SPDT, for Open & Close Indication. Inductive switches also available. Solid State, Reed and inductive type also available. Specify brand and part number
Integration of Control Accessories
Limit switches and position sensors
Field-Adjustable for open and close indication
Analog and digital feedback
Mounting Kits: ISO, MSS & Customized Patterns Available
Cowan valve mounting kits can be designed for any linear valve. Mounting kits available in steel and stainless steel construction.
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
The A Series is yours in just a few clicks.
Complete the form to receive a quote within 24 hrs.