Megger MPRT8445 is a high-performance, field-portable relay test system designed for comprehensive testing of electromechanical, solid-state, and microprocessor-based protective relays. Featuring the intuitive Smart Touch View Interface (STVI), it delivers up to 45 A at 300 VA per phase, with precise control of voltage and current outputs. Built-in test automation and report generation streamline workflows, making it ideal for substation, industrial, and utility testing applications.