Dirk 3D Printed Electric Motor BOM

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Revision as of 14:19, 5 August 2020 by Eric (talk | contribs) (Added some more information)
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  • 3 phase no feedback Controller - 12V 30A - [1] $6.42 + $2.30 Shipping
  • Fidget Spinner Bearings (22mm total diameter, 8mm bore and 7mm width)
  • 8 Disc magnets per rotor (8 mm thickness, 20mm diameter) [2]
  • Copper wire (0,2 mm diameter max. definitely not more because you will get eddy current issues) [3]
  • Bit of brass tubing (4 mm outer diameter) to connect the coil endings in. [4]
  • Solder
  • Glue (the type that sticks)
  • 8 mm metal rod for an axle (offcuts from universal axis are great for this)
  • 3d printing filament (kg estimate, also infill needed)
  • a little bit of epoxy to glue the magnets in place [5]


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