Accepting universal 85–265 Vac input, Z+ High Voltage Power Supplies offer output voltages of 0-10, 0-20, 0-36, 0-60, 0-160, 0-320, and 0-650 Vdc with efficiencies up to 89%. Units can operate in either constant current or constant voltage modes. Up to 6 power supplies can be connected in parallel (master-slave configuration), or 2 identical units in series with external diodes. All models can be programmed via front panel controls or remotely using USB, RS232/485, or analog control interfaces.