Vertical single-stage stainless steel submersible pump with vertical discharge port and integrated submersible single phase canned motor in insulation Class F with thermal overload protection. The pump is fitted with suction strainer and a carrying handle and is supplied with a 5 meter mains cable and float switch for automatic start and stop. The impeller is a semi-open impeller for 10mm free passage suitable for pumping groundwater, surface water, rain water and similar liquids. The pump has a double shaft seal consisting of two lip seals with grease in-between. The pump has an outer casing ensuring continuous cooling of the motor by the pumped liquid. The rotor shaft operates in two maintenance-free carbon bearings cooled by the pumped liquid. The motor is filled with a non-toxic motor liquid.