XP Power HDL3000 Programmable AC-DC Power Supplies offer both output voltage and output current programming (0% to 105%) via resistance, voltage, or I2C bus. The 3000W power supplies offer very high efficiency, high power density, in a chassis-mount package. HDL3000 features active current sharing, remote on/off, remote sense, and a power OK signal. XP Power HDL3000 Programmable AC-DC Power Supplies offer standby output whenever the mains supply is present and can be user-selected as either 5V at 0.5A or 9V at 0.3A.