How is the generator packaged and shipped?

The generator uses inner foam protection and an outer plywood case. Shipping is available via sea (FCL/LCL) or air, with freight costs covered by the company for warranty-related maintenance.

What is the efficiency rating of the generator?

The generator maintains an efficiency of greater than 85% due to its coreless design and high-quality components.

What is the expected lifespan of the generator?

The generator is designed for a long service life of 20 years, offering significantly higher reliability compared to traditional motors.

3kw 5kw Low Noise Low Rpm Disc Coreless Permanent Magnet Alternator

Name: 3kw 5kw Low Noise Low Rpm Disc Coreless Permanent Magnet Alternator
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 781066742

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 as low as <0.1 N.M with precise coil technology.

Coreless Design: Disc coreless structure reduces volume, weight, and eliminates gear notches.

High Efficiency: Efficiency exceeds 85% with low mechanical resistance and energy loss.

Durable Materials: Constructed with high-stability Nd-Fe-B magnets and aluminum alloy shell.

Long Lifespan: Designed for 20 years of service life, 8 times longer than traditional motors.

OEM Service: Customization available for generator type, power, and voltage specifications.

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

Free Warranty: Comes with a 3-year free warranty covering parts and labor for quality issues.

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: ≤8.45hTerms 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?

The generator includes a free 3-year warranty starting from the shipment date. During this period, the company covers all maintenance costs, including labor and freight for quality issues.

Q:What are the power and speed ranges available?

The product range covers rated power from 300W to 10kW with rated speeds varying from 100 RPM to 300 RPM depending on the specific model.

Q:Does the generator support customization?

Yes, OEM services are available. The generator type, rated power, and rated voltage can be customized to meet specific project requirements.

Q:What is the start torque of the generator?

The generator features an extremely low start torque, ranging from less than 0.1 N.M to less than 1 N.M, allowing for operation at very low wind speeds.

Q:What materials are used for the generator shell and magnets?

The generator shell is made of aluminum alloy for excellent heat dissipation, and the magnetic material is high-stability Nd-Fe-B (Rare Earth Permanent Magnet).