Variable Voltage Power Supply for RC racing.
Variable voltage from approximately 4.5V to 12.6V
These are refurbished and modified HP 1200 watt server power supplies. Each unit is tested after modification at 5V and 60A for 1 minute, then at 8.0V at 50A for 1 minute. These are what I use when running my MiniPro Dyno. I use 2 in parall