The einhell rg dp 3530 dirty water pump is a powerful and robust dirt water pump to empty garden ponds flooded basements and construction sites it will take particles of up to 30mm in diameter the pump is equipped with a float switch for automatic onoff operation for a varying water level the pumps housing is made of an impact resistant plastic specification input power 350 watt delivery capacity max 7000 lh delivery height max 5m immersion depth 5m max particle size 30mm hose connection g112 ca