To keep your pond filter or waterfalls working properly, you are going to need a good and reliable pump. If you have Goldfish, pond fish or Koi, you will benefit from purchasing a solids-handling pump to pump the pond water through your filter. NEWA Cascata Pumps are professional solids-handling pumps specially designed for use in filtration systems and waterfalls. This pump is easy to maintain and is suitable for continuous operation all year round. It has been engineered with an energy saving motor which is equipped with an electronic thermal protection device. This device protects the pump from overheating caused by misuse, dry running, or a blockage. The special impeller and rotor can handle solids up to 4mm (smaller models) 8mm (larger models). The pump can be used situated in or out of the water. For maintenance and cleaning, the pump has removable inlet grills, and it has easy access to the impeller. Cable length 10m. Can be used in or out of the water. 3-year manufacturers guarantee. Model Max.Flow Rate Max.Head Max.Solids Running Power Hose Connections Dimensions Max. Recommended Size Pond 2300 2300 lph 2.4m 4mm 38w 20 & 25mm 240x130x170mm 4600 litres 3000 3000 lph 2.9m 4mm 55w 20 & 25mm 240x130x170mm 6000 litres 4500 4000 lph 3.1m 8mm 50w 25 & 32mm 290x150x200mm 9000 litres 6000 6000 lph 3.6m 8mm 70w 25 & 32mm 290x150x200mm 12000 litres 8000 8000 lph 4.5m 8mm 86w 25 & 32mm 290x150x200mm 16000 litres