400w puddle pump with auto sensor this submersible pump is ideal for draining flooded cellars sumps etc this is the perfect solution for clearing shallow bodies of water such as spillages because of its ability to pump as low as 1mm from the floor 400w 230v motor3 position auto sensor allows remaining water level to be setoutlet 112quot bsp with additional non return valve3 step outlet adaptor 1quot bsp 1quot hose 1 frac12quot hose116lmin rated maximum flow rate0m7m