What materials are used for the blades?

The blades are made of FRP (Fiber Reinforced Plastic) and there are three of them.

What certifications does the product have?

The product holds CE and RoHS certifications.

5000W Variable Pitch Wind Turbine, 2.5m/S Low Start-up, MPPT Controller for off-Grid Village & Island Power System

Name: 5000W Variable Pitch Wind Turbine, 2.5m/S Low Start-up, MPPT Controller for off-Grid Village & Island Power System
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 780197742

Shandong, ChinaQingdao Greef New Energy Equipment Co., Ltd.

US$6,087.00-40,709.00

1 Set

Product profile

Customization

Available

After-sales Service

3 Years

Warranty

3 Years

Model NO.

AH-5KW

Output Type

AC Three Phase

Number of Blade

Three Blade

Rotating Shaft

Horizontal

Stress Way of Blade

Resistance

Power

＜10kW

Phase

3 Phase

Certification

CE, RoHS

Blades Number

3 PCS

Blades Material

FRP

Rated Wind Speed

10 M/S

Start Wind Speed

2.5 M/S

Safe Wind Speed

60 M/S

Rated Rotor Speed

240rpm

Life Time

More Than 20 Years

Transport Package

Foam+Plywooden Case

Specification

CE ISO BV

Trademark

GREEF

Origin

Qingdao, Shandong, China

HS Code

8502310000

Production Capacity

500sets/Month

Key features

Low Start-up Wind Speed: Starts generating power at wind speeds as low as 2.5 m/s.

High Efficiency Output: Variable pitch control increases annual power generation by up to 30%.

Wide Working Wind Speed Range: Operates efficiently within a wind speed range of 3-30 m/s.

3-Year Warranty Coverage: Comprehensive warranty covering 3 years for mechanical defects.

Robust Safety Design: Redundant control strategies ensure stability in severe weather conditions.

Long Service Life: Designed for a lifespan of more than 20 years.

CE and RoHS Certified: Meets international safety and environmental compliance standards.

Unattended Operation: Smart control system enables continuous, hands-free operation.

Company profile

Qingdao Greef New Energy Equipment Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-03-18Nearest Port: QINGDAOAverage Response Time: ≤6.36hTerms 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.