This electronic part is a three-phase pump start controller and driver manufactured by Carlo Gavazzi. It is rated at 220-400V, with an input of 110-400V and has a maximum current output of 45A. The RSWT4045E0V111 is engineered to be used with motor and motion controllers and drivers, as well as ignition controllers and drivers. It is designed to provide reliable and safe pump starting, using high efficiency and cost-effectiveness. This device is installed in many industrial systems for a variety of applications, including water treatment, HVAC systems, oil and gas production, and other scenarios. It is designed to provide a high level of control stability for motor and motion operation, helping to reduce pump cycle times and ensuring an optimized operation.