X3M579545L023 is an AEL (Automatic Electronic Load) device designed to power, assess and monitor the performance of power systems, converter circuits and batteries. It features programmable current, voltage, reverse power protection, over current, voltage and temperature protection, a 10ms response time, high accuracy and a wide voltage, current, and frequency range. It also includes an LCD display, Ethernet and USB ports for convenient front panel as well as remote control or data acquisition.