For example: Agilent E4440A or Anritsu 68369
DC Power Supplies
Keysight / Agilent P62D-30010
DC Power Supply, 300 V, 100 A, 3000 W
Manufacturer: Keysight / Agilent
Keysight / Agilent P62D-3006.6
DC Power Supply, 300 V, 6.6 A, 1980 W
Manufacturer: Keysight / Agilent
Keysight / Agilent P62D-4007.5
DC Power Supplies, 400 V, 7.5 A, 3000 W
Manufacturer: Keysight / Agilent
Keysight / Agilent P62E-3006.6
DC Power Supply, 300 V, 6.6 A, 1980 W
Manufacturer: Keysight / Agilent