The Moog D663-4325K is a high-performance, 2-stage servo-proportional valve from the renowned D660 series. Designed for precise flow control in demanding electro-hydraulic systems, this valve features integrated onboard electronics (OBE) for simplified integration and setup. Its robust construction ensures exceptional reliability and a long service life, even in harsh industrial environments. The D663-4325K is ideal for applications requiring high dynamic response, accuracy, and repeatability, such as in plastics machinery, metal forming presses, and test rigs.