It is a squirrel cage water cooled and water lubricated induction motor. The pumps are of radial / mixed flow type pumps. The carbon thrust for bearings are water lubricated.Submersible pumps are for purifying water from deep wells using submerging in water. High grade cast iron bearing housing and pump casing, gun metal impellers and bushes for long life, stainless steel coupling, bolt and nuts, and quick start and wet type winding wire. This product is used in agricultural and industrial applications.