Industrial Power Supply Units Vox Power Industrial Power Supply Units offer efficiency of up to 95% and are an innovative range of high-density configurable and conduction-cooled power supplies. These products deliver power ratings of 300W, 600W, and 1200W with the 300W single-output solutions being scalable for higher power demands. Applications suitable for Vox Power Industrial Power Supply Units include robotics, telecommunications, avionics, and test and measurement, as well as with DC/DC power in the battery electric vehicle market and railway power architectures.