The 6673A Power Supply is rated at 60 V @ 60 A and Features:
HP-IB
Linear Output Regulation
Complete Front Panel Control
Calibration and Display
Fan-speed control to minimize acoustic noise
Low ripple and noise
Over-voltage and over-current protection
Options
6673A-0L1 English Printed Users and Programming Guide (full documentation on CD-ROM)
6673A-200 DC power supply 174-220VAC operation, 50/60Hz - Output voltage derated below 185VAC
6673A-230 DC power supply 191-250VAC operation, 50/60Hz
6673A-A6J Certificate of calibration - ANSI/NCSL Z540, printed
6673A-S50 Non-latching remote inhibit
6673A-UK6 Commercial calibration certificate with test data included