20.4 Ft Diameter. High Efficient Wind Generator Blades NO HUB, 3 Rotors
Product Description
Designed and made to pick up the wind power as much as possible. The efficiency is graded as 0.48 in converting wind power to the mechanical power, which is at the very top end (the highest is 0.5). The exact same blades are widely used in commercial wind generators. The performance of the blades is much better than home brewed ones.... More >>
- Diameter - 20.4 feet or 245 inches
- TSR - 6:1 at heavy load, 8:1 at light load, and 10:1 without load
- Applicable for 5000W generators
20.4 Ft Diameter. High Efficient Wind Generator Blades NO HUB, 3 Rotors