Supermicro CSE-829TQ-R920LPB. Power supply: 920 W. Width: 437 mm, Depth: 705 mm, Height: 89 mm. Operating temperature range (T-T): 10 - 35 °C, Storage temperature range (T-T): -40 - 70 °C, Operating relative humidity range: 8 - 90 %. Ventilation fan(s): 4x 80mm, Optional fans: 3x 80mm, Main board size: 347.5 x 419.1 mm (13.68 x 16.5 ")