Leader Ecosub Submersible Pump 1/2 HP 3,960 GPH is a multi-purpose submersible pump designed to circulate water in all types of tanks, reservoirs, hydroponic and aquaponic systems. Suitable to pump clear water containing particles with diameter up to 1/4 inch. Other features include wear resistant shaft and impeller. Anti-corrosive and rust-proof materials. Motor with thermal overload protection supplied with power cable with plug and self-sealing fitting. 16 ft power cord.