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    20V AC Micro Water Turbine Generator

    This micro water turbine generator made of high quality material, which is durable, it has an output voltage AC 0-20V, output current of 0-150MA, flow range of 3-18L per minute, and pressure range of 0.15-0.8MPA. Small hydroelectric turbine generator with smooth surface and small size, suitable for smart taps, sensor taps, shower room lighting, power generation thermostatic shower, and gas water heater.
    SKU: ATO-MWT-20
    This product has a minimum quantity of 5
    30-day Returns
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    Delivery date: 6-12 days

    Low cost hydroelectric power generator for sale, three-phase brushless AC generator with output voltage AC 0-20V, output current 0-150MA, perfect for converting water energy into electricity. This small water turbine generator comes without a voltage regulator and the output voltage is proportional to the water pressure.


    • Model: ATO-MWT-AC20
    • Output Voltage: AC 0-20V
    • Output Current: 0-150mA
    • Flow Range: 3-18L per minute
    • Pressure Range: 0.15-0.8mPA
    • Peak Output Voltage: DC 12V regulated output
    • Inter-Wire Resistance: 10.5±0.5Ω
    • Insulation Resistance: 10MΩ (DC100 megohm meter)
    • Peak Withstand Pressure at Closed Outlet: 0.6Mpa
    • Open Outlet Peak Withstand Pressure: 1.2Mpa
    • Starting Water Pressure: 0.05Mpa
    • Axial Clearance: 0.2-1.0mm
    • Mechanical Noise: ≤55dB
    • Generator Weight: About 90g
    • Generator Life: ≥3000h
    • Output Characteristics: Output voltage without a voltage regulator is proportional to the water pressure
    • Installation: Installed in the direction of the arrow, standard household plumbing 4-pipe
    • External Diameter: 20mm
    • Inner Diameter: 13mm

    Dimension (Unit: mm)

    Water turbine dimension

    Hydraulic/voltage diagram

    Hydraulic voltage diagram

    Water pressure/ velocity diagram

    Water pressure velocity diagram


    Water turbines are commonly used in various applications where hydroelectric power can be harnessed from moving water sources. Water turbines are also used in smaller scale applications such as irrigation systems, rural electrification, and in off-grid communities where hydroelectric power is a reliable and sustainable source of energy.

    Water turbine applications

    Tips: What is the maximum power output that can be generated by a water turbine generator?

    The maximum power output that can be generated by a water turbine generator depends on several factors such as the flow rate of water, the head (the difference in height between the water source and the turbine), the efficiency of the turbine and generator, and the size of the turbine.

    For example, a large hydroelectric power plant can generate several hundred megawatts (MW) of power, while a smaller run-of-river hydroelectric plant might generate only a few kilowatts (kW) of power. Similarly, the power output of a water turbine generator used for small-scale hydropower systems, such as those used in homes or farms, may range from a few watts to a few kilowatts.

    It's worth noting that the power output of a water turbine generator can vary depending on the water flow rate and head, which can fluctuate depending on factors such as the time of year and weather conditions. Therefore, it's important to carefully consider the specific site conditions and potential power output when designing a water turbine generator system.

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