Upgrade from 9 wind turbine blades to 11 wind turbine blades

11 Blade Wind Turbine Hub and 2 Raptor Generation 4 Blades Upgrade Kit

Upgrade from 9 to 11 Blades


Upgrade your current wind turbine with two Raptor Generation 4 blades (29" in length) and a new, high grade steel hub! If you previously bought our 9 blade basic wind turbine and need a sooner start-up, upgrade with this convenient kit.

11 Blade Hub Specifications:

  • Zinc plated (no painting required!)
  • 1/4 inch (6.35 mm) thick steel
  • 9 inch (228.6 mm) diameter
  • Mounting holes are 1/4'' with 15/16'' hole center to center (.245" with .930" spacing)
  • 17 mm hub center center mounting hole
  • Evenly spaced cooling holes to prevent overheating
  • Laser cut for precision
  • Made in the USA

Raptor Generation 4 Blade Specifications:

  • Blades weigh approximately 1 pound each
  • Weighed for density
  • Perfectly balanced
  • Ran to strict specifications and procedures
  • Reinforced and impact resistant
  • Cooled to avoid warping
  • QC gauged 100% for size
  • Inspected for flaws and appearance at three points
  • Resistant to ultraviolet light (UV protected)! Will NEVER crack or degrade
  • Clockwise rotation
  • Limited Warranty
  • Made in the USA

Dimensions:

  • Each blade is 29" long
  • Blade base is 6" wide
  • Blade tip is 1 1/8" wide
  • Mounting bolt holes are 0.245" and the bolt holes are 15/16" apart center to center

Watch this short video of where our Raptor Generation 4 wind turbine blades are made

Real American quality products!


Upgrade your turbine and see the difference!

Wind Turbine Specifics
Blade Series Raptor Generation 4
Blade Length 29 Inches / 73.66 Centimeters
Blade Width (at base) 6 Inches / 15.24 Centimeters
Blade Width (at tip) 1 1/8 Inches/ 28.575 Millimeters
Blade Material Carbon Fiber
Blade Quantity 2 Blades
Assembled Diameter 60.2 Inches / 1.53 Meters
Special Coating Zinc Plated

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Raptor Generation 4 G4 11 Blade Wind Turbine Upgrade Kit

  • $89.98


Available options


Tags: 11 Blade, Raptor, G4, wind turbine blade, hub, 11HUB-UPGRADE