2U H x 443mm W x 290mm D 4 slot, 6U x 160mm, front 4 slot, 6U x 80mm, rear I/O 4 slot BP, (PICMG 2.0, no/H.110) 1 x 3.5 3 x 40 CFM fans, side to side 250W, PSU - 3U Plug removable