How is the product packaged for shipping?

Generators are protected with inner foam and packed in outer plywood cases. The shaft uses pipe protection. Shipping can be by sea (FCL/LCL) or air.

What is the efficiency rating of the generator?

The generator has an efficiency of greater than 85%, ensuring high generating efficiency and low mechanical resistance energy loss.

What is the expected lifespan of the generator?

The generator is designed for a long life, estimated at 20 years, which is 8 times longer than traditional motor structures.

3kw 100rpm Coreless Disc Alternator for Vertical Axis Windmill

Name: 3kw 100rpm Coreless Disc Alternator for Vertical Axis Windmill
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 715037462

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

Number of Blade

Three Blade

Model NO.

GDG

Rotating Shaft

Vertical

Stress Way of Blade

Lift Force

Power

＜10kW

Phase

Three Phase

Certification

CE, ISO, RoHS, UL TUV

Generator Type

3 Phase AC Coreless Permanent Magnet Generator

Rated Power

0.3/0.5/1/2/3/5/10kw

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

1 CBM

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 as low as <0.1 N.M for efficient low wind speed operation.

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

High Efficiency: Generates >85% efficiency with high power-to-volume ratio and low mechanical resistance energy loss.

Durable Construction: Aluminum alloy shell and Nd-Fe-B magnets ensure long life, 8 times longer than traditional motors.

Versatile Application: Suitable for vertical/horizontal wind turbines, hydroelectric, and diesel generator systems requiring low RPM.

Customizable Specs: Rated power from 0.3-10kW and speed 100-300rpm are customizable to meet specific project needs.

Comprehensive Warranty: Free 3-year warranty covering parts and labor, with lifelong technical support and spare parts supply.

Robust Certification: Certified by CE, ISO, RoHS, UL, and TUV for use in harsh and extreme environmental conditions.

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: ≤7.45hTerms 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.