Francis Water Turbine Generator 200kW 750rpm Stainless Steel Runner High Efficiency This Francis water turbine generator delivers 200kW of rated output at 750rpm for medium-head hydropower sites. The mixed-flow runner is cast from stainless steel ZG06Cr13Ni4Mo and reaches a peak efficiency of 92%. Key Features Francis mixed-flow runner for 30-80 m water head Peak efficiency up to 92% at rated point Stainless steel runner material ZG06Cr13Ni4Mo Horizontal shaft compact power