The YAF-21 is small hydro generator, single phase, DC output. The generator has good sealing performance, no leakage in working.
The YAF-21 is used in water flow monitor, smart shower and small hydro turbine, etc.
Smart Water Flower Monitor
This small hydro generator is used in water tube monitor. The monitor is powered by running water, no batteries needed. The engineer can analyse the water flow situation according to the generator output voltage.
This small hydro generator also can be used in smart shower with LED light. The color of lights changes automatically according to water flow changing.