Aqueon 06142 Submersible Pump 3500, 730 GPH For use with MegaFlow Model 3 Quiet, with a magnetic drive impeller Because it is energy efficient, it costs less to run Designed for continuous duty UL Listed Pump is energy efficient and reliable making is more cost efficient The pump is quiet with a magnetic drive impeller It is designed for continuous duty for use with MegaFlow Model 3