The S20660-VTS Kollmorgen Brushless Servo Drive is a set of 3 AC servo drives designed by Kollmorgen. These units are suitable for industrial automation and motion control applications, specifically in drives and motor controls. With a focus on precision and efficiency, these servo drives offer reliable performance in driving and controlling servo motors within a variety of industrial settings. The model S20660-VTS is a high-quality unit known for its advanced features and robust construction, making it a versatile choice for demanding servo drive applications.