Chieftec UNC-310RL-B, Mini Tower, Server, Black, ATX, eATX, 3U, 400 W Chieftec UNC-310RL-B. Form factor: Mini Tower, Type: Server, Product color: Black. Power supply: 400 W. Width: 19" (482 mm), Depth: 26" (660 mm), Height: 5.28" (134 mm). Ventilation fan(s): 4 x 90, Internal drive bays: 7x 3,5", External drive bays: 3x 5,25"