

DELCO Aluminum Aolly High Torque 90 Degree Rotary Spring Return Pneumatic Actuator
- Crafted to perfection, this actuator meets the ISO5211 standard, ensuring seamless integration with ball valves or butterfly valves, enhancing your system's performance.
- Compliant with DIN3337 and NAMUR standards, this actuator is designed to flawlessly pair with pneumatic accessories for optimal functionality.
- Featuring an innovative design with multiple springs, it ensures automatic return when air supply is interrupted, maintaining valve positions and safeguarding your infrastructure.
- These springs are preloaded with a specialized coating, crafted from premium materials, offering exceptional corrosion resistance and extended longevity. They are designed for effortless dismantling, adapting to various needs with ease.
- Equipped with twin rack pistons made from precision die-cast aluminum with hard anodization, or robust cast steel with galvanization. Enjoy symmetrical mounting, prolonged cycle life, and rapid operation. Reverse rotation is achieved effortlessly by inverting the pistons.
ITEM | Aluminum Aolly High Torque 90 Degree Rotary Spring Return Pneumatic Actuator |
Nominal size | DN08-DN50 1/4"~2" |
Operating Pressure | 10~40Pa |
Air Supply Pressure | 2.5 to 8bar |
Angle of Rotation | 90°±4° |
Optional Actuation | Pneumatic Actuated |
Number of Ways | 3 Ways |
Lifespan | 1,000,000 (1 Million) Times |
Applicable Media | Control of Water, Air, Gas, Oil, Liquid |
Application | Food & Beverage, Refining, Desalination, Petrochemical, Chemical, Pharmaceutical, Textile, Pulp& Paper, Mining, Marine and Power Industries |

DELCO Valve As a distinguished leader in the valve industry, DELCO Valve specializes in offering premium valve solutions. Our diverse product lineup includes control valves, motorized valves, pneumatic valves, solenoid valves, manual valves, actuators, and valve fittings, tailored to meet the demands of industrial and commercial applications with unmatched reliability and efficiency.
Our cutting-edge control valves deliver precise fluid regulation, ensuring superior control over flow, pressure, and temperature, catering to your every need.
Our motorized valves stand out for their user-friendly operation and programmable features, simplifying control processes remarkably.
Essential in modern automation systems, our pneumatic valves are celebrated for their rapid response and steadfast reliability.
Solenoid valves from DELCO offer a perfect blend of lightweight design and cost-effectiveness, ideal for various applications.
With a commitment to excellence, DELCO Valve is trusted for its outstanding quality, dependable performance, and customer-centric service. We continue to innovate, delivering superior valve solutions that set industry standards.


