The Keysight 6023A is part of the 601x series of autoranging power supplies which provide maximum power over a wide range of voltage and current combinations without having to manually select the proper output range.
Complete front panel control/display
Constant current/constant voltage protection
Remote programming and sensing
Autoranging output
Ten-turn voltage and current controls
Auto-series, auto-parallel operation
For complete details, click on the Data Sheet link