... recovery ,controlling water height as demand.2.Easy installation, maintenance-free, safe and reliable. Water depth :1-25 m ,Max flow: 60 m ... , the Max efficiency is over 85%,raise 25% than traditional AC pump. 4. Material: 1)stainless steel casing, shaft core, coupling and ... be immersed in water. Centrifugal (Stainless steel) 6SPSC Water Depth 1-25 m Max flow 60 m2 /h Solar Pump