ARCA ECOTROL® offers a wide range of innovative solutions designed to fulfil all your control task requirements. Whether housing, inner valve, valve seats, stem seals, actuators, or positioners, every detail benefits from the know-how of expert engineers with many years' experience in a wide range of applications. High-performance valve actuator: Our pneumatic multi-spring actuators, with robust construction and integrated explosion protection, are characterized by short actuating times, optimised actuating forces, and reliable tight sealing. ECOTROL® control valves are also available with electric or electro-hydraulic actuators.