HP DY648A, Black, 1 fan(s), xw4600, 92 x 92 x 25 mm, 2.15 kg HP DY648A. Product colour: Black, Number of fans: 1 fan(s), Compatibility: xw4600. Dimensions (WxDxH): 92 x 92 x 25 mm, Weight: 2.15 kg