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Axial Flux Coreless Generator for Vertical Axis Wind Turbine
Negotiable
1 Piece
Product profile
Customization
AvailableOutput Type
AC Three PhaseOutput Power
50W ~ 10kwModel NO.
GDGOptional Rpm
100rpm-300rpmOptional Voltage
12V-400VACApplication
Wind Turbine, Hydro ProjectProtection Grade
IP54 or Customized by Your NeedRotor
Outer RotorMagnetic
Neodymium Magnet NdFeB N38shCharacteristic
Permanent Magnet Synchronous GeneratorShaft Quantity
Single ShaftWeight Range
30kg-200kgTransport Package
Wooden CaseSpecification
Depnds on the generator sizeTrademark
GREEFOrigin
ChinaHS Code
85016100Production Capacity
400 Sets Per MonthKey features
High Efficiency Design: Energy saving more than 15% compared to ordinary generators with efficiency exceeding 85%.
Maintenance Free Structure: No excitation winding, carbon brushes, slip rings, or gearbox required for reliable operation.
Long Service Life: Designed for over 20 years of continuous operation, 24 hours a day, 365 days a year.
Rapid Investment Return: Energy-saving features ensure return on investment within 1 to 2 years.
Customizable Specifications: Customized voltage, speed, power, frequency, shaft size, and protection grade available.
Advanced Cooling System: Low heat generation with options for fan cooling or water cooling.
Premium Components: Uses NSK bearings and H-class insulation with vacuum pressure impregnation.
Direct Drive Technology: Starts directly without a control cabinet, replacing asynchronous motors completely.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-03-18Nearest Port: QINGDAOAverage Response Time: ≤8.07hTerms of Payment: T/T, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CPT, Others, FCA
AI-Powered supplier vetting
SummaryQingdao Greef New Energy Equipment Co., Ltd. is identified as both a trading company and manufacturer/factory in China, offering wind turbines, permanent magnet generators, hybrid systems, and related equipment. Its stated capabilities include generator coverage from 500W to 5MW, two production lines, annual output of 1,000 wind turbine/permanent magnet generator sets, and 6–10 R&D engineers and quality-control staff. The company reports QHSE, ISO 9001, and HSE management certifications, CE-certified exports, warranty periods of 3–5 years, and after-sales service as part of its end-to-end offering. Evidence also supports customization through design, prototyping, production, and quality-control services. However, the provided information does not sufficiently establish financial credibility or a broad customer track record; only one buyer and one trade transaction are listed.
Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory. Its stated product portfolio includes wind turbine systems, permanent magnet generators, controllers, inverters, solar systems, and batteries, supporting a combined manufacturing and trading role.
CertificationsThe supplier states that its management systems include QHSE, ISO 9001, and HSE. It also states that products exported to Europe, South America, and North America carry CE certification, indicating documented management-system and product-certification claims.
After-Sales capabilityThe company describes end-to-end services including after-sales service and states that exported products have 3–5 year warranty periods. It also claims rapid response and guaranteed quality and on-time delivery through Alibaba Trade Assurance, providing explicit support for post-sale capability.
R&D capabilityThe supplier states that its permanent magnet generators range from 500W to 5MW and offers multiple renewable-energy technologies, including vertical- and horizontal-axis wind turbines, hybrid systems, and disc coreless generators. Its stated engineering and renewable-energy innovation activities support innovation capability, although no independently verified R&D results are provided.
Production capacityThe supplier reports two production lines and annual output of 1,000 wind turbine/permanent magnet generator sets. It also states generator coverage from 500W to 5MW and has 6–10 quality-control staff, providing explicit evidence of established production capacity.
Customization capabilityThe company explicitly claims customized end-to-end solutions covering design planning, schematic development, 3D renderings, physical prototyping, volume production, quality control, and after-sales service. This directly supports customization capability across product-development and delivery stages.
Product Q&A
Q:What is the warranty period?
A:
Generators come with a free 3-year warranty starting from the shipment date shown on the bill of lading or air waybill.
Q:What is covered during the warranty period?
A:
Free maintenance services are provided for quality problems, with the company bearing all costs for parts and labor.
Q:What happens if damage occurs outside the warranty period?
A:
The company offers free warranty for damage outside the period but charges for labor costs and materials.
Q:Who pays for freight during warranty claims?
A:
The company covers freight for quality issues; customers pay freight for non-warranty or man-made damage.
Q:Is technical support available after the warranty?
A:
Yes, all products include lifelong technical support and part cost supply.
Send Inquiry
*To:
Qingdao Greef New Energy Equipment Co., Ltd.
Qingdao Greef New Energy Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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