Extreme networks BlackDiamond 10808/8800, 700W/1200W AC PSU. Nominal power: 700 W, AC input voltage: 100 - 240 V. Weight: 3200 g. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -40 - 70 °C, Operating relative humidity range: 10 - 95 %