20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure

Minimum Order Quantity: 1 Price: 18500$
Packaging Details: PLYWOOD CASE Delivery Time: 20-25 DAYS
Payment Terms: T/T,L/C Supply Ability: 200UNITS PER MONTH
Place of Origin: China Brand Name: BF
Certification: CE Model Number: BF-C-20K

Detail Information

Material: Q235&FRP Working Tempreture: -45-60℃
Rotor Diameter (m): 6 Height Of Blades: 6.6
Rated Rotor Speed (m/s): 100r/min Speed Regulation Method: Electromagnetic Control
Top Weight (kg): 1800kg Start Up Wind Speed(m): 3.8m/s
Survival Wind Speed(m): 50 Rated Wind Speed(m/s): 13
Tower Type: 133mm Steel Tube Height Of Tower: 12M
Material Of Blades And Numbers: Glass Fiber Reinforce Plastic/5 Output Voltage: 220V/380V
Work Speed: 3.8-25m/s Wind Energy Utilized Coefficient: 30%-40%

Product Description

20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure
Our BF-C-series wind power generating system features advanced vertical axis technology with magnetic suspension structure, delivering exceptional wind energy efficiency and reliable performance for residential and small business applications.
Whether you're living the van life, weekendering at your cabin, or reducing your home's grid dependence, this vertical  wind generator quietly spins money into your pocket.
Key Features
  • High wind energy coefficient with low startup wind speed (3.8m/s)
  • Superior anti-wind capability and stable operation
  • Noise-free performance with maintenance-free design
  • Advanced anti-corrosion treatment and sealing for long service life
  • Captures wind from any direction without yaw mechanism
  • Ideal for urban and suburban environments with turbulent wind flows
Technical Specifications
Power 20KW
Rotor diameter 6m
Height of blade 6.6m
Material of blades and numbers Glass fiber reinforce plastic/5
Rated rotor speed 150r/min
Output voltage 220V/380V
Start up wind speed 3.8m/s
Rated wind speed 13m/s
Work speed 3.8-25m/s
Security wind speed 50m/s
Height of tower 12m
Top weight except tower 1800kg
Tower type 133mm steel tube
Wind energy utilized coefficient 30%-40%
Suggested batteries information 64pcs 12V 200AH
Speed regulation method electromagnetic control
Range of working temperature -45℃-60℃
Generator Body
Features high-grade Neodymium Iron Boron permanent magnets, each tested for magnetic flux by authorized institutions. Engineered for low starting torque while maintaining high generating efficiency through optimized internal structure.
20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 0 20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 1
Blade Specifications
Streamline shape with 3 reinforced fiber plastic blades. Manufactured using unidirectional fiber fabric and epoxy resin molds with inner foam core construction. Designed for low noise operation, excellent balance, and superior fatigue resistance.
Our Fiber Reinforced Plastic (FRP) blades are precision-engineered for Vertical Axis Wind Turbines (VAWT), offering an optimal balance of strength, lightweight design, and long-term weather resistance. Manufactured using advanced composite molding technology, these blades are tailored to maximize energy capture from turbulent and multi-directional wind flows, making them the ideal choice for both urban and remote installations.
20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 2
Wheel Hub & Connectors
Precision-made steel wheel hub connects blades to generator. Blades connectors constructed from Q235 plate with anti-corrosion surface treatment for durable performance.
20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 3 20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 4 20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 520kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 6
Tower Options
Available in Q235 guy wire tower with anti-corrosion painting or free stand tower with hot dip galvanized plastic spraying for various installation requirements.
 20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 7
Off-grid Controller
Wind-solar hybrid controller which rectifies AC current generated by wind generator into DC current and charges the battery bank. Unload function activates when strong wind produces excess current. The controller brakes when batteries reach full capacity (125% voltage) and resumes charging when voltage reduces to 108%. Includes manual brake button for emergency stops.
Product Model WWS200-220-N00
Rated Battery Voltage 220V
Rated Wind Turbine Input Power 20kW
Maximum Wind Turbine Input Power 30kW
Wind Turbine Brake Current 91A
Rated Solar Input Power 6kW
Floating Charging Voltage 266V
Display Mode LCD
Quiescent Current ≤20mA
Ambient Temperature & Humidity -20~+55℃/35~85%RH(Without Condensation)
Temperature Compensation Function (Optional) -4mV/℃/2V ,-35℃--+80℃ ,Precision:±1℃
Dimension(L×W×H) Controller Box: 440×300×170mm ; Dumpload Box: 680×420×675mm
Net Weight Controller Box:9kg ; Dumpload Box: 30kg
In order to serve our customers better. Our company can adjust parameters configuration according to customer's requirement.
20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 8
Off-grid Inverter
Pure sine wave output capable of driving any household appliances. Features integrated circuit design with minimal wiring connections. Utilizes microprocessor technology for enhanced system integration. Includes comprehensive protection systems with high efficiency transformer design and LCD operation status display.
20kW Off-grid Inverter Technical Data
Product Model WI200-220-3N01
Rated Output Capacity 20kVA
Rated Battery Voltage 220VDC
Over Voltage Shutoff 312VDC
Over Voltage Recovery 302VDC
Under Voltage Shutoff 198VDC
Under Voltage Recovery 220VDC
No-load Loss ≤0.9A
Output Wave Pure sine Wave
Display Mode LCD
Cooling Fan
Rated Output Voltage 220VAC
Wave Distortion ≤4%
Output Frequency 50±0.5Hz
Dynamic Response 5%
Power Factor ≥0.8
Over-load Capacity 120% 1min,150% 10s
Invert Efficiency 90% Max
Isolating Mode Toroidal Transformer
Noise (1m) ≤40dB
Insulating Strength 1500VAC,1min
Protection Functions Input over voltage protection, Battery under voltage protection, Battery anti-reverse connection protection, Output overload protection, Output short circuit protection, Over temperature protection.
Ambient Temperature -20~+55℃
Working Altitude ≤4000m
Ambient Humidity 0~90%,Without Condensation
Dimensions (Lx W x H) 500 x 500 x 1100mm
Net Weight 130kg
In order to serve our customers better, our company can adjust parameter configuration according to customer's requirement.
20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 9
Performance Curves
20kW Commercial Vertical Axis Wind Turbine for Factory/Farm – 3 Phase Grid-Tie or Off-Grip, Heavy Duty Steel Structure 10
Additional Technical Specifications
  • Generator Type: Permanent magnetic synchronous style
  • Surface Treatment: Multi-layer painting including base coat (2 layers), anti-corrosion paint, and surface finish
  • Complete System Includes: Base flange, guy wires, wire tighteners, ground anchors, nuts, screws, bolts, and cables
  • Off-Grid System Requirements: 64 x 12V 100AH batteries (not included in base price)
  • Certifications: CE product certificate and ISO factory report

Overall Rating
5.0
Based on 50 reviews recently
Rating Snapshot
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All Reviews
 
 Thomas Becker from Canada
Jun 9.2025
 I’ve tried a few wind turbines over the years, but this vertical-axis model is by far the best. It’s low-profile, so it doesn’t ruin the landscape, and the energy production is consistent all year round. Highly recommend it to anyone looking for a hassle-free renewable energy solution!
 
 John Miller from United States
Sep 14.2023
As a small business owner, I was worried about high electricity bills until I got this vertical-axis turbine. It’s easy to set up, takes up very little space, and has cut our monthly energy costs by almost 40%. Couldn’t be happier with the investment!
E
Elena Rossi, from Italy
Apr 13.2023
This turbine is perfect for our remote mountain cabin! It works great even with the irregular wind directions up here, and we haven’t had a single issue with it since installation. It’s reliable, efficient, and exactly what we needed to go off-grid.
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