What is the rated power range?

Available models range from 5kW to 50kW, covering the 10-100kW product category.

What is the blade material?

The blades are made of 3 reinforced FRP (Fiber Reinforced Plastic) materials.

5kw 10kw 20kw Pitch Controlled Windmill Battery Charge Wind Power System Grid Tied System

Name: 5kw 10kw 20kw Pitch Controlled Windmill Battery Charge Wind Power System Grid Tied System
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 1945728392

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

US$2,550.00-25,780.00

1 Piece

Sample price:US$11300.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

3 Years

Model NO.

Output Type

AC Three Phase

Number of Blade

Three Blade

Rotating Shaft

Horizontal

Stress Way of Blade

Resistance

Power

10-100kW

Phase

Two Phase

Certification

Start-up Wind Speed

2.5m/S

Survive Wind Speed

60m/S

Rated Rpm

175r/Min

Design Grade

IEC II

Blade

3*Reinforced FRP

Rpm Regulation

Mechanical Centrifugal Pitch Con

Wind Direction Finding Method

Active Yawing

Working Temperature

-25ºC~50ºC

Design Life

20years

Transport Package

Plywooden Case

Specification

Depend on models

Trademark

GREEF

Origin

China

HS Code

85023100

Production Capacity

400

Key features

Variable Pitch Technology: Utilizes world-leading mechanical centrifugal variable pitch for 30% higher annual power generation.

Wide Wind Speed Range: Operates efficiently from 2.5m/s start-up speed up to 60m/s survival wind speed.

3-Year Warranty: Comprehensive 3-year warranty coverage for all mechanical equipment.

Redundant Control Strategies: Over a dozen redundant strategies ensure safety and stability in all climates.

Unattended Operation: Designed for continuous, 24/7 unattended operation with automatic braking.

Customizable Voltage: Rated voltage available in 400V, 240V, 450V, or custom made options.

Durable FRP Blades: Constructed with 3 reinforced FRP blades for high resistance and longevity.

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: ≤8.80hTerms 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.