This is a external return water pump by Coralife brand, but its made by Panworld. 1270gph per hour and pumps 13' high.
This pump is made by Panworld and is the same as the 100Px-x model. Even has the Panworld model printed on the label. Specs are here:
http://www.marineandreef.com/Turbo_S...p/res34004.htm
Pump is mint and like new. Decided to use a submersible pump instead. $140. PM me if interested.