What are the efficiency and electrical specifications?

The efficiency is greater than 85%. It is a 3-phase AC generator with a Y winding method and an insulating resistance of at least 100 Mohm.

How is the generator packaged for shipping?

The generator is protected with inner foam and shipped in an outer plywood case. The shaft is protected by a pipe. Shipping can be arranged by sea (FCL/LCL) or air.

What types of systems is this generator suitable for?

It is ideal for vertical axis wind turbines, diesel/gasoline generators, hydroelectric systems, and other applications requiring low start torque and low RPM.

2kw 3kw Low Start Torque Outer Rotor Permanent Magnet Alternator

Name: 2kw 3kw Low Start Torque Outer Rotor Permanent Magnet Alternator
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 781119372

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

US$200.00-9,000.00

1 Set

Product profile

Customization

Available

Output Type

AC Three Phase

Generator Type

3 Phase AC Coreless Permanent Magnet Generator

Model NO.

GDG

Rated Power

300W to 10kw

Rated Speed

100-300rpm

Rated Voltage

12-400VAC

Start Torque

< 1 N.M

Generator Shell Material

Aluminum Alloy

Magnetic Material

ND-Fe-B

Structure

out Rotor

Lifetime

20 Years

Service

OEM

Transport Package

Plywood Case

Specification

Medium

Trademark

GREEF

Origin

China

HS Code

85016100

Production Capacity

1000 Sets/Year

Key features

Low Start Torque: Start torque is less than 1 N.M, enabling operation at very low wind speeds.

Coreless Design: Disc coreless structure reduces volume and weight while eliminating gear notches.

High Efficiency: Efficiency exceeds 85% with high power-to-volume and power-to-weight ratios.

Durable Materials: Constructed with Aluminum Alloy shell and high-stability Nd-Fe-B magnets.

Long Lifespan: Designed for a 20-year lifespan, lasting 8 times longer than traditional motors.

Versatile Application: Suitable for vertical axis wind turbines, hydroelectric, and diesel generator systems.

Customizable Power: Rated power ranges from 300W to 10kW with customizable voltage and speed.

OEM Service: We provide OEM services to meet specific generator type and structural requirements.

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: ≤7.95hTerms 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 a Chinese supplier specializing in renewable energy solutions, particularly wind turbines and permanent magnet generators. The company emphasizes sustainable energy innovation and holds significant certifications like QHSE and ISO 9001, ensuring quality management. With a robust engineering team and a focus on customized solutions, Greef has a considerable export presence. However, limited financial transaction data and production capacity may suggest constraints in scalability. Their after-sales service includes warranties and global market coverage, supported by trade assurance systems.

Supplier typeThe supplier operates as both a trading company and a manufacturer/factory, indicating versatility in its business model.

CertificationsThe supplier holds several key certifications, including QHSE and ISO 9001, which underscore a commitment to quality and safety standards.

After-Sales capabilityThe company offers warranties of 3-5 years for exported products and ensures quality and on-time delivery through trade assurance.

R&D capabilityThe company emphasizes renewable energy innovation and has a significant portion of its engineering team with extensive industry experience.

Customization capabilityThe supplier offers customized end-to-end solutions, facilitated by a highly experienced engineering team.

Product Q&A

Q:What is the warranty period for the generator?

We offer a free 3-year warranty starting from the date of shipment. During this period, the company bears all costs for maintenance and freight for quality issues.

Q:What is the start torque of this generator?

The generator features a very low start torque of less than 1 N.M, allowing it to start generating power at low wind speeds.

Q:What materials are used in the generator construction?

The generator shell is made of Aluminum Alloy, and it uses high-stability Nd-Fe-B rare earth permanent magnets for the rotor.

Q:Can the generator be customized?

Yes, we offer OEM services. The rated power (300W-10kW), speed (100-300rpm), and voltage (12-400VAC) can be customized to fit your specific needs.

Q:What is the expected lifespan of the generator?

The generator is designed for a 20-year lifespan, which is approximately 8 times longer than that of traditional motors.