The SY series are 5 port solenoid valves, they are an interface between electronic controllers and pneumatic systems. These solenoid valves are smaller and have a higher flow. The SY3000 series offers the user different sized valves which are mounted on the same manifold. The SY series of solenoid valves is more reliable offering the user enhanced performance. Another advantage of the SY series is the reduced power consumption offering the user lower operational costs