The Cooper Power Tools STMH-1 (960907) is an industrial-grade AC servo controller designed for controlling motors with power ratings ranging from 0.5-2.2kW. This servo controller is specifically built for AC current type and operates in 3-phase systems. With the trusted brand of COOPER and the model known as STMH-1, this product is a reliable choice for industrial automation and motion control applications requiring precise and efficient motor control.