What are the after-sales service terms?

We provide lifelong technical support and part cost supply. Free maintenance is covered during the warranty period; after warranty, labor and material costs apply.

What communication interfaces are supported?

Optional communication interfaces include RS485, USB, GPRS, WIFI, and Ethernet.

2kw 3kw 5kw on-Grid Pmm Controller

Name: 2kw 3kw 5kw on-Grid Pmm Controller
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 783420642

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

US$500.00-18,000.00

1 set

Sample price:US$5000.00/set.Request sample

Product profile

Customization

Available

Condition

New

Certification

Model NO.

GLF-GT

Application

Charger Controller, Wind Controller, Voltage Controller

Rated Voltage

AC to DC

Function

Rectifier, Control, DC Output

Color

Grey

Type

Wind Controller, Wind Turbine Controller

Work Time

24 Hours

Warranty

1 Years for Free

Display

LCD Screen

Transport Package

Carton / Playwooden Case

Trademark

GREEF

Origin

China

HS Code

90328990

Production Capacity

400 Sets Per Month

Key features

Real-time LCD Monitoring: Large LCD screen displays real-time voltage, current, and total power generation data.

Data Backup Capability: Built-in button battery saves history data for 30 days during power failure.

Remote Connectivity: Supports WIFI and GPRS for real-time monitoring via PC and mobile devices.

Comprehensive Protection: Features over-voltage protection, grid cut-off, and arrester for system safety.

Multiple Brake Options: Supports mechanical, hydraulic, and electromagnetic brake functions for turbines.

Lifetime Technical Support: Provides lifelong technical support and part cost supply after warranty.

Flexible Power Range: Available in 1.5KW to 30KW models for various wind turbine applications.

IP65 Outdoor Protection: Durable design with IP65 rating suitable for outdoor installation environments.

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: ≤7.63hTerms 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 for the controller?

The controller comes with a 1-year free warranty starting from the date of shipment shown on the bill of lading or air waybill.

Q:How does the controller handle power failures?

The main board includes a button battery that saves history data for up to 30 days in case of power failure.

Q:Can I monitor the controller remotely?

Yes, the controller supports WIFI and GPRS, allowing customers to monitor real-time working states and query history via PC and mobile devices.

Q:What protection functions are included?

It features over-voltage protection, grid cut-off protection, regulated supply output, and arrester functions.

Q:What brake options are available for the wind turbine?

The controller can be equipped with mechanical yawing, rotate tail control, furled empennage, mechanical brake, hydraulic brake, or electromagnetism brake.