503 Series of pneumatic directional control valves are designed for automation and piloting applications across a wide range of automotive and tire, food and beverage, pharmaceutical, packaging equipment and general machinery applications. The valves are designed to complement the benefits of Numatics' G3 fieldbus electronics. When assembled together, original equipment manufacturers can leverage assemblies that combine ultra-high flow rates with ease of use, plus fieldbus technology that provides configurability, flexibility, and cost-effective I/O and distribution architecture.