Asten Controls LLP

Pneumatic Rotary Actuator – Valve Automation for Rotary Motion Control

Our Pneumatic Rotary Actuator is a highly reliable and efficient solution for automated valve operations requiring rotary motion. Designed for use with ball valves, butterfly valves, and plug valves, this actuator converts compressed air energy into controlled rotary movement, ensuring precise and repeatable valve actuation.

Built with robust aluminum or stainless steel housing, the actuator provides excellent resistance to corrosion, wear, and harsh industrial environments. Available in both single-acting (spring return) and double-acting configurations, it's suitable for a wide range of industrial process control applications.

• ✔️ Rotary Motion (90° or 120°) – Ideal for quarter-turn valves

• ✔️ Type: Single-Acting (Spring Return) / Double-Acting

• ✔️ Body Material: Anodized Aluminum / Stainless Steel

• ✔️ Torque Range: Up to 3000 Nm (based on model)

• ✔️ ISO 5211 Mounting Interface – Direct valve mounting

• ✔️ Compact & Lightweight Design

• ✔️ Low Air Consumption & Fast Response

• ✔️ Temperature Range: -20°C to +80°C (standard)

• Actuation Type: Pneumatic (Air Pressure Operated)

• Motion Type: Rotary – Quarter Turn

• Working Pressure: 2.5 to 8 bar

• Rotation: 90° (standard) / 120° (optional)

• Materials:

  • Body: Aluminum (Anodized) or SS304 / SS316

  • Seals: NBR / Viton / EPDM

• Mounting Standard: ISO 5211 / DIN

• Control Options: Solenoid Valve, Limit Switch Box, Positioner (Optional)

Ideal for use in:

• Oil & Gas Pipelines

• Water Treatment Plants

• Chemical & Petrochemical Industries

• Food & Beverage Processing

• HVAC Systems

• Power Plants & Utilities

• Pharmaceutical and OEM Automation Systems

• Extended rotation angles (120°/180°)

• Explosion-proof or ATEX-rated actuators

• Fail-safe spring return design

• Optional accessories: Namur solenoid, positioner, feedback switches