Specification :

The rotor takes the squirrel-cage type. The tank is molded with high quality aluminum ingot or circumferentially welded with copper stripe and
copper ends, so that it is hard to distort or fracture and has good
conductibility and high efficiency.
The sheet steel has gone through chemical treatments and won't rot.

In addition, footstep bearing is adopted that larger axial load can be borne and special maintenance is unnecessary. The motor inside is
lubricated and cooled with water. The general dividing depth of this pump can amount to 35 meters.