Rated 3.3 out of 5
(As Of March 17, 2019, 10:05 pm)

Windmill (DB-400) 400W 12V Wind Turbine Generator kit

$699.00 (as of March 19, 2019, 6:19 am) $399.00

WindMill 400W Wind Turbine

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WindMill 400W Wind Turbine

The 400W wind turbine is our economy level wind turbine, made specifically for off-grid residential use in mind. Its DIY set-up instructions and with all the materials needed provided for, you will be able to set the wind turbine up in no time at all. The 400W wind turbine is durable, low maintenance and the lightest wind turbine in our line up of wind turbine having weighing at only 16.8 lbs. Coated with special high weather tolerant protection spray to protect the wind turbine from the elements such as rain and salt water from the sea. It is a completely self-sustaining stand-alone device that will continuously generates 100% clean GREEN renewable energy, without you being present or around it. The Charge Controller of the 400W wind turbine is built within the wind turbine itself. The Charge Controller is specially designed for each individual wind turbine, the special design allows you to get the most power out of the wind turbine as well as to protect your wind turbine from overcharging.


  • Rated power: 400W
  • Rated speed: 46 ft/s
  • Voltage system: 12V
  • Cut-in wind speed: 6.7mph
  • Suggested battery capacity: 50A or larger
  • Number of blades: 3
  • Rotor diameter: 4 ft
  • Light weight: 16,8 lbs.


  • 1 x Center piece + tail (including generator + MPPT)
  • 3 x Blades
  • 1 x Nose cone
  • 1 x Manual brake switch + voltmeter display box
  • 9 x Hex bolts (Large)
  • 2 x Hex bolts (Small)
  • 1 x Hex key
  • 11 x Nuts
  • 20 x Washers
  • 1 x Unilateral open wrench
  • 1 x Operational installation manual

WARRANTY: 1 Year manufactures warranty.

  • Made in Taiwan
    ✅ FEATURES: Made for both land and marine. Integrated automatic braking system to protect from sudden and high wind speed. Easy DIY installation methods with all materials provided. Can be used in conjunction with solar panels. MPPT Maximum power point tracking built into the wind turbine generator. Made with high quality Polypropylene and Glass Fiber material with a weather resistant seal.
    ✅ PROTECTION AGAINST: Salt water corrosion, UV protection coating, Sudden voltage surge and wind gust, high wind speeds with integrated automatic braking system + manual braking switch and over charging of battery.
    ✅ SPECIFICATION: Rated power: 400W, Rated speed: 28 mph, Voltage system: 12V, Cut-in wind speed: 6.7mph, Suggested battery capacity: 50A or larger, Number of blades: 3, Rotor diameter: 4 ft and Light weight: 25 lb.
    ✅ INCLUDES: 1 x Center piece + tail (including generator + MPPT), 3 x Blades, 1 x Nose cone, 1 x Manual brake switch + voltmeter display box, 9 x Hex bolts (Large), 2 x Hex bolts (Small), 1 x Hex key, 11 x Nuts, 20 x Washers, 1 x Unilateral open wrench and 1 x Operational installation manual.
    ✅ WARRANTY: 1 Year manufactures warranty.
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    Price History:

    Current$399.00Mar 19, 2019
    Highest*$699.00Dec 31, 2018
    Lowest*$295.00Feb 2, 2019

    Last 5 price changes:

    March 19, 2019, 12:00 am $399.00
    March 18, 2019, 12:00 am $399.00
    March 17, 2019, 12:00 am $399.00
    March 16, 2019, 12:00 am $399.00
    March 15, 2019, 12:00 am $399.00




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