The submersible pumps of the series NOVA, FEKA DIVER 6 and Drenag is suitable for fixed installation in automatic domestic plants for dewatering basements and garages which are Flooded and also for waste water from septic tanks with solids up to 25 mm in size. Its compact design and ease of use it is to be used in an emergency for mobile use, for water pumping from rivers, emptying of tanks, swimming pools, fountains, excavations and underpasses. The pumps are ideal for the garden and hobby. The float allows fixed installation and guarantees automatic operation.