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China Suppliers Factory GREEF 1KW-30KW Horizontal Axis Wind Turbine for Efficient Clean Energy Conversion

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The GREEF Horizontal Axis Wind Turbine, available from reputable China suppliers and manufactured in our advanced factory, is a state-of-the-art clean energy solution designed to efficiently transform wind energy into mechanical and electrical energy. This innovative turbine boasts a horizontal-axis design and an intelligent speed-regulation system, allowing it to perform optimally within a wide wind speed range of 3–25 m/s, making it a reliable option for areas with an average annual wind speed of just 4 m/s or more.

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Constructed with aerospace-grade aluminum alloy blades, a permanent magnet generator, and an intelligent controller, this turbine achieves an impressive conversion efficiency of up to 42%. Its low-wind-speed startup technology (3 m/s) and hydraulic yaw system enable consistent power generation even under challenging environmental conditions. Versatile in nature, the turbine supports both off-grid and grid-connected operations, capable of directly charging battery banks or supplying stable 220V/380V AC power via an inverter. This makes it ideal for powering diverse electrical needs, including lighting, televisions, communication devices, and power tools, all while promoting sustainable energy practices.

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    Product Details

    Compared to traditional vertical-axis turbines, this model offers three key advantages:

    • Zero-emission operation‌ with no fuel consumption, fully compliant with carbon-neutral standards.
    • Ultra-low noise levels‌ of just ‌45 dB‌, making it suitable for residential installations.
    • Modular design‌ allowing flexible power scaling from ‌1KW to 30KW‌ to meet varying demands.
    Ideal for remote areas without grid access, island communities, and industrial sites with unstable power supply, this turbine delivers ‌1.3 times the annual energy output‌ of comparable models.

    Technical specification

    Model GH-1KW GH-2KW GH-3KW
    Performance
    Rated Power 1000W 2000W 3000W
    Start Wind Speed 3m/s(6.72mph) 3m/s(6.72mph) 3m/s(6.72mph)
    Rated Wind Speed 9m/s(20.1mph) 10m/s(22.4mph) 9m/s( 20.13 mph)
    Working Wind Speed 4-25m/s(8.96-56 mph) 3-25m/s(6.72-56 mph) 4-25m/s(8.95-56 mph)
    Safety Wind Speed 50m/s(112mph) 40m/s(89.6mph) 50m/s(111.85mph)
    Physical Parameters
    Blades Rotor Diameter 2.8M(9.2ft) 3.2M(10.50ft) 4.6M(15.1ft)
    Blades Material & Quantity FRP /3PCS FRP /3PCS Reinforced fibreglass
    Top Weight 46kg 68kg 130kg
    Tower Height 6m(19.68ft.) 6m(19.68ft.) 8m, 12m available
    Generator Parameters
    Generator Type Permanent Magnet Generator Permanent Magnet Generator Direct-drive permanent magnet generator 3-phase AC PM
    Rated Speed 360RPM 400RPM 240RPM
    Option Voltage 24-220VAC 24-350VAC DC48v-DC380v
    Protection Grade IP54 IP54 IP54
    Model GH-1KW GH-2KW GH-3KW GH-5KW GH-10KW GH-20KW GH-30KW
    Performance
    Rated Power 1000W 2000W 3000W 5000W 10000W 20000W 30000W
    Start Wind Speed 3m/s(6.72mph) 3m/s(6.72mph) 3m/s(6.72mph) 3m/s(6.72mph) 3m/s(6.72mph) 3m/s(6.72mph) 3m/s(6.72mph)
    Rated Wind Speed 9m/s(20.1mph) 10m/s(22.4mph) 9m/s( 20.13 mph) 10m/s(22.4mph) 10m/s(22.4mph) 10m/s(22.4mph) 10m/s(22.4mph)
    Working Wind Speed 4-25m/s(8.96-56 mph) 3-25m/s(6.72-56 mph) 4-25m/s(8.95-56 mph) 4-25m/s(8.96-56 mph) 4-25m/s (6.72-56 mph) 4-25m/s (8.96-56 mph) 4-25m/s (8.96-56 mph)
    Safety Wind Speed 50m/s(112mph) 40m/s(89.6mph) 50m/s(111.85mph) 50m/s(112mph) 50m/s(112mph) 50m/s(112mph) 50m/s(112mph)
    Physical Parameters
    Blades Rotor Diameter 2.8M(9.2ft) 3.2M(10.50ft) 4.6M(15.1ft) 5.4M(17.7ft) 7M(22.97ft) 10M(32.8ft) 5.885M(19.3ft)
    Blades Material & Quantity FRP /3PCS FRP /3PCS Reinforced fibreglass FRP /3PCS FRP /3PCS FRP /3PCS FRP /3PCS
    Top Weight 46kg 68kg 130kg 150kg 650kg 1200kg 1500kg
    Tower Height 6m(19.68ft.) 6m(19.68ft.) 8m, 12m available 8m(26.24ft.) 12m(39.36ft.) 18m(59.04ft.) 18m(59.04ft.)
    Generator Parameters
    Generator Type Permanent Magnet Generator Permanent Magnet Generator Direct-drive permanent magnet generator 3-phase AC PM Permanent Magnet Generator Permanent Magnet Generator Direct-drive permanent magnet generator 3-phase AC PM Permanent Magnet Generator
    Rated Speed 360RPM 400RPM 240RPM 250RPM 250RPM 240RPM 180RPM
    Option Voltage 24-220VAC 24-350VAC DC48v-DC380v 24-220VAC 120-500VAC DC48v-DC380v 240-500VAC
    Protection Grade IP54 IP54 IP54 IP54 IP54 IP54 IP54

    System Solution

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    Horizontal-Axis-Wind-Turbine2
    Horizontal-Axis-Wind-Turbine3

    Applicable scenarios

    Household, Garden, Farm, Urban, Rooftop
    Telecom sites.
    Rural electrification programs. Island, sentry, island, sight lighting
    Automatic speed reduction protection

    Product Display

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    Frequently Asked Questions (FAQ)
    What are the primary advantages of this wind turbine model?
    This model offers zero-emission operation with no fuel consumption, ultra-low noise levels of just 45 dB, and a modular design that scales from 1KW up to 30KW. Additionally, it provides 1.3 times the annual energy output of traditional vertical-axis turbines.
    What is the startup wind speed for these turbines?
    All models in this series (from GH-1KW to GH-30KW) feature a low startup wind speed of 3 m/s (6.72 mph), allowing them to generate power even in light wind conditions.
    What scenarios are these wind turbines best suited for?
    They are ideal for households, gardens, farms, urban rooftops, telecom sites, and rural electrification programs. They are also highly suited for remote off-grid locations, islands, sentry posts, and areas requiring automatic speed reduction protection.
    What materials are used for the turbine blades?
    The blades are manufactured using FRP (Fiber Reinforced Plastic) or reinforced fiberglass depending on the model, ensuring maximum durability, lightweight design, and weather resistance.
    What kind of generator is integrated into the system?
    The turbines utilize either a high-efficiency Permanent Magnet Generator or a Direct-drive permanent magnet generator 3-phase AC PM, ensuring stable electricity output and low maintenance overheads.
    Do these wind turbines have high wind protection?
    Yes, these turbines are equipped with automatic speed reduction protection and can withstand high safety wind speeds of 40 m/s to 50 m/s (up to 112 mph) depending on the model.
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