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KidWind Wind Turbine Hub 3 Pieces
KidWind Wind Turbine Hub 3 Pieces

Our Price: $34.12

Availability: Usually Ships in 3-5 business days.
Product Code: KIDWIND-H0005-3

Description Videos

KidWind Wind Turbine Hub

This 12-hole crimping hub, made from recycled plastic, allows you to turn any DC generator into a wind turbine. The hub will press fit onto the shaft of many small DC generators; just attach your own blades and begin experimenting with wind power! The hub is designed to allow you to change blade angles and/or interchange blade sets quickly and easily. An improved stainless-steel insert can take a beating in your classroom year after year without failing!

Diameter 2.25 in.
Max number of dowels 12
Size of shaft hub press fits onto 2 mm

You Can:

  • Convert DC motor into a wind turbine by fitting this onto a 2 mm driveshaft
  • Experiment with up to 12 blades
  • Quickly change blade designs and/or pitch angle


  • Understanding clean energy
  • Exploring energy transformations
  • Exploring the relationship between energy and forces
  • Developing and using physical models
  • Understanding differences between energy and power
  • Analyzing data
  • Designing controlled experiments
  • Optimizing designs
  • Exploring forces and motion
  • Understanding angles
  • Exploring concepts of lift, drag, and torque
Frequently Asked Questions
  • How many blades can I use?

    The hub has 12 holes, so you can experiment with any number of blades up to 12 (2, 3, 4, 6, or 12 work well!)

  • Will the hub work on all of the KidWind turbines?


  • Can I use this hub in a KidWind Challenge competition?

    Yes! The KidWind hub is legal for use in the KidWind Challenge.

  • What size driveshaft does the hub fit on?

    This hub will friction-fit on a 2 mm driveshaft.

  • Will this hub work with the wind turbine generator?


  • Will this hub work with the high torque generator?


  • Will the screw threads strip or get stuck over time?

    No. The new stainless-steel insert on the hubs prevents stripping and binding experienced with previous generation hubs. With proper use, the hubs should last a long time.

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