the float switch ensures that the pump is automatically switched on when a certain level is exceeded, when the level drops, the pump automatically switches off again, the switch-on and switch-off height can be easily changed individually by locking the float switch on the pump housing at three different heights, when the switch on the housing is plugged in, the pump can be switched to manual, continuous operation, whether in ponds or excavation pits, the 9000 submersible sewage pump delivers 300 W at a maximum flow rate of 9000 liters per hour and a delivery head of 6 m at 0.6 bar pressure an impressive efficiency, the hardened stainless steel shaft with double sealing ensures a very good durability, the submersible dirty water pump allows quick, easy and flexible connection of hoses with a ø of 25 (1") and 38 mm (1 ½") as well as the connection with a G1" thread for further options, an intelligent design and the high quality workmanship allow a comfortable use and easy maintenance of the submersible pump