Dart’s top of the line DC speed control is reliable, versatile, and economical. Rated to 3 horsepower, it provides many standard features typically offered as options. The Dart 500 Series control combines advanced engineering design, careful component selection and rigorous quality control to deliver an excellent off-the-shelf SCR control. Dependable, time-proven circuitry offers performance characteristics previously available only in more costly controls. While providing a wide range of standard features, many options quickly and easily extend the 500 Series capabilities to meet specific application requirements. An integral part of a distinguished line of quality products, the 500 Series is representative of Dart’s continuing effort to provide reliable, versatile controls to the OEM, distributor, and the industrial market.