Is OEM service available?

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

What is the expected lifespan of the generator?

The generator has a long life, estimated to be 8 times longer than traditional motors due to its high-reliability coreless design.

500W Low Rpm 48 Volt Alternator for Vertical Axis Wind Turbine

Name: 500W Low Rpm 48 Volt Alternator for Vertical Axis Wind Turbine
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 781877762

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 <1 N.M max, enabling operation at very low wind speeds.

Coreless Design: Disc coreless structure eliminates hysteresis and gear notches for high efficiency and low weight.

High Reliability: Special structure provides 8 times longer life than traditional motors with high power-to-volume ratio.

Wide Power Range: Available models from 300W to 10kW with rated speeds between 100-300 RPM.

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

High Efficiency: Efficiency exceeds 85% with low mechanical resistance and excellent heat dissipation.

Gearless Direct Drive: Direct drive design ensures low RPM operation without gear maintenance or noise.

OEM Service: Customized generator solutions available with OEM support for specific 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: ≤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?

We provide a free 3-year warranty starting from the shipment date. All maintenance costs are covered by the company during this period.

Q:What is the start torque of the generator?

The start torque is extremely low, ranging from <0.1 N.M to <1 N.M depending on the model, allowing operation at very low wind speeds.

Q:What materials are used for the generator?

The generator uses high-stability Nd-Fe-B magnetic materials, an aluminum alloy shell, carbon steel shaft, and deep groove ball bearings.

Q:What is the rated power range?

The product is available in a wide range from 300W to 10kW, with specific models covering 0.5KW, 1KW, 2KW, 3KW, 5KW, and 10KW.

Q:How is the generator packaged and shipped?

It is packed with inner foam protection and an outer plywood case. Shipping is available by sea (FCL/LCL) or air, with custom packaging requests accepted.