• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: HOPEFUL
  • Model Number: Airforce4.1
  • Type: Wind Power Generator
  • color of the blades: white
  • rated output power: 5 kw
  • Rated wind speed: 12 m/s
  • Start-up wind speed: 1.5 m/s
  • Cut-in wind speed: 2 m/s
  • Rated rotational speed: 400 rpm
  • Rotor diameter: 4.1 m
  • Blade length: 2.02 m
  • Blade material: FRP
  • Generator: 3 phases PM generator

Packaging & Delivery

Packaging Details plywood case, 5.8cbm per unit, including 12m tower.
Delivery Time Shipped in 20 days after payment

5kW wind turbine price 

Product advantages
Dual, automatic emergency braking system
Sealed Sweden SKF bearing
Unique Anti-Vibration design
Efficient Aero-dynamic design
High strength, corrosion resisting aluminium alloy
Unique neodymium iron boron permanent magnetic material
Low noise level



Main characteristics
ADJUSTABLE blade angle and blade design to achieve maximized efficiency
Low start-up wind speed ONLY 1.5 M/S
Large range of wind speed usability(2m/s—20m/s)
Cp value about 0.43
All-over automatic system



Quality guarantee
2-year whole system quality guarantee
Highest quality manufacturing standards(ISO9001)
Wide range of temperature tolerance(-50°C—65°C)
High salt fog, dust and sand resistance
Strong wind resistance and high survival wind speed
Durable materials and components(i.e. Sweden's SKF bearing)



Easy transportation and installation
Light and compact size
Intuitive online installation guides
Wide installation and maintenance networkworldwide
Perfect after-sales service system


5kW wind turbine price GRID TIED system


5kW wind turbine price OFF GRID system


Technical Specifications
ModelAirforce 4.1
Rated output power5 kW
Max. output power5.1 kW
Rated Voltage380 Vdc
Rated wind speed12 m/s
Max. wind speed20 m/s
Survial wind speed60 m/s
Start-up wind speed1.5 m/s
Cut-in wind speed2 m/s
Rated rotational speed400 rpm
Max. rotational speed450 rpm
No. of blades3
Rotor diameter4.1 m
Blade length2.02 m
Blade materialFRP
Generator3 phases PM generator
Braking systemElectromagnetic braking control system
TypeDownwind rotor
Yaw controlPassive
Total weight120 kg
WarrantyWhole system-2 years
ControllerFull-automatic control



Spare parts of 5kW wind turbine:

Bearing of  5kw wind turbine


Rotor of  5kw wind turbine


Stator of  5kw wind turbine


5kW wind turbine price project cases








Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland)
Transaction Level:
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $28,000
Learn More