The redundant power supply comes with 800W with +12V and +12VSB output, PMBus 1.2, and Cold Redundancy. An optional dual mode support HVDC(High Voltage Direct Current) 240V for cloud application. The CRPS 800W runs in 80PLUS® Platinum Level Efficiency while working temperature is 0~50℃. The dimension is 73.5x39x185mm