Can the system be monitored remotely?

Yes, with optional GPRS, WIFI, Bluetooth, or RJ45 connections, the system can be monitored via an app.

What types of systems is this turbine suitable for?

It is suitable for both off-grid systems (with Marching MPPT Charge controller) and on-grid systems (with Marching MPPT Wind Invertor).

What is the warranty coverage for mechanical defects?

The 3-year warranty covers mechanical defects, and we provide after-sales service support.

on-Grid Hybrid System with Variable Pitch Wind Turbines 5kw 10kw 20kw

Name: on-Grid Hybrid System with Variable Pitch Wind Turbines 5kw 10kw 20kw
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 2022823272

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

US$680.00-23,900.00

1 Set

Sample price:US$5980.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

3 Years

Model NO.

AH-5K

Output Type

AC Single Phase

Number of Blade

Three Blade

Rotating Shaft

Horizontal

Stress Way of Blade

Lift Force

Power

10-100kW

Phase

Two Phase

Certification

CE, Inertek

Rated Power

1kw-30kw

Start Wind Speed

2.5m/S

Rated Wind Speed

10m/S

Safety Wind Speed

60m/S

Blades Number/Material

3PCS / FRP

Optional Voltage

Customizing

Tower Height

8m Folding Tower (Optional)

Transport Package

Plywooden Case

Specification

870*470*570

Trademark

GREEF

Origin

China

HS Code

85023100

Production Capacity

100 Sets Per Month

Key features

Variable Pitch Technology: Uses mechanical centrifugal variable pitch tech for 30% more annual power generation.

Low Wind Speed Start: Starts operating at low wind speed of 2.5m/s with excellent acceleration performance.

Stable Power Output: Adjusts pitch angle above rated wind speed to maintain stable rotor speed and power.

Flexible Connectivity: Supports RS232/RS485/RJ45/GPRS/WIFI/Bluetooth/Zigbee for app monitoring.

CE Certified Quality: Successfully obtained CE approvals ensuring safety and reliability standards.

Customizable Options: Rated power 1kw-30kw, optional voltage, and 8m folding tower available.

3-Year Warranty: Comprehensive 3-year warranty coverage with after-sales service support.

MPPT Tracking Function: Adjustable MPPT track point for efficient energy harvesting in off-grid and on-grid systems.

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: ≤7.40hTerms 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.