The GW INSTEK PEL-3533H is an electronic load device designed for testing and evaluating power supplies, adjustable speed drives, DINRAILS, inverters, and electric motors. It has a voltage range of 0 - 800V and a current range of 262.5A, making it capable of delivered up to 5.25kW of power. Its physical dimensions are 598x611x706mm. The PEL-3533H has a large LED display, power control buttons, selectable operation modes, an external speed synchronizing input, a current display resolution of 0.25A, a voltage current setting resolution of 1 mV and 10 uA respectively, and a reset and mode entry key. This device also has a comprehensive array of protection features including over voltage protection, over current protection, over power protection, over temperature protection, and overload protection.