Oase Aquamax Eco Expert is extremely powerful yet economical. A pump that is perfect for use in demanding filter systems or for large watercourses and waterfalls. It offers a very high degree of efficiency and at the same time is excellent at pumping coarse debris up to 11 mm in size. The robust and durable stainless-steel housing contains an exceptionally quiet running pump, which can be installed dry or submerged and can be regulated electronically via Easy Control App. The built-in Seasonal Flow Control (SFC) enables additional energy savings of 30%. It is fully suitable for leaving in the pond during winter and it will still operate at temperatures down to -20°C. The safety benefit: It switches off automatically in the event of dry running or blockage, thus preventing damage to the pump.