Is OEM service available for this product?

Yes, we offer comprehensive OEM services to customize the generator according to your specific needs and requirements.

How is the product packaged for shipping?

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

What is the efficiency of the generator?

The generator maintains a high efficiency of greater than 85% with low mechanical resistance and energy loss.

500W Low Noise Low Rpm Disc Coreless Permanent Magnet Alternator

Name: 500W Low Noise Low Rpm Disc Coreless Permanent Magnet Alternator
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 781066862

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: Utilizes precise coil technology to achieve start torque less than 1 N.M for efficient low-speed operation.

Coreless Design: Disc coreless structure eliminates hysteresis and gear notches, reducing volume and weight significantly.

High Efficiency: Features efficiency greater than 85% with low mechanical resistance and excellent heat dissipation.

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

Long Lifespan: Special structure provides a lifespan 8 times longer than traditional motors, up to 20 years.

Wide Power Range: Available in models ranging from 300W to 10kW with various rated speeds from 100 to 300 RPM.

OEM Service: Full OEM customization services available for specific generator requirements and applications.

Low Noise Operation: Designed for vertical axis wind turbines and hydro systems requiring very low RPM and noise levels.

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: ≤8.22hTerms 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 provide a free 3-year warranty starting from the shipment date. During this period, the company covers maintenance costs and freight for quality issues.

Q:What happens if the generator is damaged after the warranty period?

For damage occurring outside the warranty period or due to man-made causes, the company will charge fees for labor costs and materials, while the customer covers freight.

Q:What is the start torque of this generator?

The generator features a very low start torque, typically less than 1 N.M, thanks to the precise coil technology and coreless design.

Q:What are the available power ratings and speeds?

The generator is available in a wide range from 300W to 10kW, with rated speeds varying from 100 RPM to 300 RPM depending on the model.

Q:What materials are used in the construction?

It is made of high-stability Nd-Fe-B magnetic materials with an aluminum alloy shell, carbon steel shaft, and deep groove ball bearings.