The Winner ECO4W series is a high-performance, solenoid-operated directional control valve designed for reliable operation in a wide range of hydraulic systems. Built to the internationally recognized CETOP 3 (NG6 / D03) mounting standard, this valve ensures easy interchangeability and integration into new or existing circuits. Its wet-pin solenoid design provides enhanced durability, quiet operation, and efficient heat dissipation. The ECO4W is a versatile and cost-effective solution for controlling the start, stop, and direction of fluid flow in industrial and mobile hydraulic applications, offering excellent performance and a long service life.