How is the product packaged and shipped?

Alternators are protected with inner foam and packed in outer plywood cases. Shipping is available via sea (FCL/LCL) or air, and we can accommodate specific packaging requests.

What certifications does the product hold?

The generator is certified under ISO9001, SGS, TUV, and CE standards.

What is the return on investment period?

Due to its energy-saving design, the return on investment is typically achieved within 1 to 2 years.

80kw Low Rpm Permanent Magnet Generator for Hydro Project

Name: 80kw Low Rpm Permanent Magnet Generator for Hydro Project
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 787531862

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

US$300.00-128,000.00

1 Set

Product profile

Customization

Available

Application

Alternative Energy Generators

Speed

Low Speed

Model NO.

PMG series

Number of Stator

Three-Phase

Function

Driving

Casing Protection

IP 54, IP 68

Number of Poles

2, 4, 6, 8, 10, 12, 20, 24, 30, 40, etc.

Starting Mode

Direct on-line Starting

Certification

ISO9001, SGS & TUV & CE

Brand

Greef Energy

Rated Voltage

12V - 1140V

Rated Rotor Speed

20 - 3000 Rpm

Rated Power

50W-5MW

Magenent Type

ND-Fe-B

Generator Material

Cast Steel+Copper Wire+ND-Fe-B

Generator Type

Bearing Brand

Sweden SKF

Portection Grade

IP 54, IP 68

Use

Home, Farm, Factory, Boat, etc

Output Type

AC Three Phase

Lifetime

20 Years.

Drive Method

Motor, Water Mill, Wind, Self-Creation

Maintain

Maintainence Free

Warranty

3 Years

Mounting Type

Horizontal, Vertical

Transport Package

Foam+Plywooden Case

Specification

1CBM

Trademark

GreeF Energy

Origin

Shandong, China(Mainland)

HS Code

85016100

Production Capacity

400sets/Month

Key features

High Efficiency Design: Energy saving more than 15% compared to ordinary generators using Nd-Fe-B magnets.

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

Long Service Life: Designed for over 20 years of continuous operation, 24/7/365 days.

Direct Drive Technology: Starts directly without control cabinet, replacing asynchronous motors completely.

Premium Components: Equipped with Sweden SKF bearings and H class insulation with vacuum impregnation.

Flexible Customization: Customizable voltage, speed, power, frequency, shaft size, and mounting structures.

High Power Factor: Power factor close to 1, eliminating the need for additional compensation equipment.

Comprehensive Warranty: 3 years free warranty covering quality issues with company-borne freight costs.

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: ≤7.38hTerms 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 and coverage?

Generators come with a 3-year warranty starting from the shipment date. During this period, maintenance costs are covered by the company, including freight for quality issues. Outside the warranty or for man-made damage, labor and material fees apply.

Q:Can the generator specifications be customized?

Yes, we offer customization for voltage (12V-1140V), speed (20-3000 Rpm), power (50W-5MW), frequency, shaft size, spline shaft, biaxial extension, and flange types.

Q:What is the expected lifespan of the generator?

The generator is designed for a long service life of over 20 years and can run continuously 24 hours a day, 365 days a year.

Q:What are the main advantages of this permanent magnet generator?

Key advantages include energy savings of over 15%, maintenance-free operation due to no brushes or slip rings, direct drive capability, and the use of premium SKF bearings.

Q:What are the available mounting types and structures?

We offer vertical and horizontal mounting types. Structural designs include internal rotor, external rotor, plate type, and various pole configurations (2 to 40+ poles).