There isn't one as far as I know, you also require a dedicated receiver to demodulate it and decrypt it, there isn't a CAM available. Do a search on this forum using "powervu" as the key word and you will find several threads discussing this.
Triple Dragon, Dreambox 8000, Echostar AD3000ip, TBS6522,6925,6983 PCie cards. Gibertini 1.25m motorised dish driven by the AD3000, with either Inverto BU Quad or Norsat / XMW Ka LNBs . SMW 1.05m + 3 other dishes. Speccy: Promax HD Ranger+
I see the Al7bar software in Fortec receivers' code menu have listed Powervu as a possible option - is this just fantasy, or is there something in the pipeline? (I'm a betting man, but I wouldn't lay odds on it).