What is the expected lifespan of the generator?

The generator has a long life time of over 20 years and is designed to run 24 hours a day, 365 days a year.

Does the generator require a gearbox?

No, it features a permanent magnet rotor structure with no excitation winding, carbon brushes, or slip rings, eliminating the need for a gearbox.

Low Speed Permanent Magnetic Synchronous Generator 1kw-1MW

Name: Low Speed Permanent Magnetic Synchronous Generator 1kw-1MW
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 716786542

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

US$500.00-130,000.00

1 Piece

Product profile

Customization

Available

Output Type

AC Three Phase

Output Power

50W ~ 5600kw

Model NO.

GDF-450

Optional Rpm

20rpm ~ 3000rpm

Optional Voltage

48/96/120/220/230/240/380/400/690/1140VAC

Application

Wind Turbine, Hydro Project

Protection Grade

IP54 or Customized by Your Need

Structure

Steel

Magnetic

Neodymium Magnet NdFeB N38sh

Characteristic

Permanent Magnet Synchronous Generator

Shaft Quantity

Single Shaft or Double Shaft

Weight Range

30kg ~ 13 Ton

Transport Package

Wooden Case

Specification

Depnds on the generator size

Trademark

GREEF

Origin

China

HS Code

85016100

Production Capacity

400 Sets Per Month

Key features

High Efficiency & Energy Saving: Rare earth Nd-Fe-B magnets save over 15% energy compared to ordinary generators.

Maintenance Free Design: No excitation winding, carbon brushes, or slip rings; no gearbox needed.

Wide Customization Options: Customizable voltage, speed, power, frequency, shaft size, and structure.

Long Service Life: Designed for over 20 years of operation, running 24/7 at high speeds.

Versatile Applications: Suitable for wind turbines, hydro projects, tidal, and ocean power systems.

Direct Start Capability: Starts directly without control cabinets, replacing asynchronous motors.

Fast ROI: Energy-saving design ensures return on investment within 1-2 years.

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: ≤8.28hTerms 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 generator?

Generators come with a free three-year warranty starting from the shipment date. Lifelong technical support and part cost supply are also provided.

Q:What customization options are available?

You can customize output power (50W-5600kW), RPM (20-3000rpm), voltage, shaft size, spline shaft, biaxial extension, flange, and structure (vertical/horizontal axes).

Q:What are the main applications for this generator?

It is suitable for wind turbines, hydro projects, water turbines, tidal power, ocean power, and perpetual motion machines.

Q:How is the generator packaged for shipping?

It uses inner foam protection and an outer plywood case. Shipping can be by sea (FCL/LCL) or air, with custom packaging requests accepted.

Q:What payment terms are accepted?

We accept T/T, PayPal, Western Union, and Money Gram.