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High-Efficiency Permanent Magnet Motor with Energy Savings up to 30%
US$5,999.00
1 Piece
Product profile
Customization
AvailableApplication
IndustrialSpeed
Low SpeedModel NO.
TYPNumber of Stator
Three-PhaseFunction
DrivingCasing Protection
Protection TypeNumber of Poles
6Starting Mode
Variable Frequency StartingCertification
CEBrand
GreefType
Permanent Magnet Synchronous MotorPower Supply Method
Alternating CurrentPower Supply Type
Alternating Current MotorUse
Common (Use)Number of Power Supply Phases
3 PhaseStructure and Working Principle
AC Commutator MotorsProtection Type
ClosedInsulate Grade
HBearing Brand
SKFTrademark
GREEFOrigin
ChinaHS Code
85023100Production Capacity
400 Set/Sets Per MonthKey features
Energy Savings Up to 30%: Saves up to 30% energy compared to induction motors driven by inverters.
High Efficiency Wide Load Range: Operates at high efficiency across 20% to 110% of rated load with 10-40% savings.
Constant Torque Over Wide Speed: Delivers constant torque without forced ventilation or encoder requirements.
Long Bearing Life: L10 life up to 100,000 hours (over 10 years) with re-lubrication capability.
High-Performance Magnets: Uses NdFeB magnets 18x stronger than ferrite with epoxy coating for corrosion resistance.
Integrated Thermal Protection: PTC thermistors protect against overheating, phase loss, overload, and voltage issues.
Synchronous Stable Speed: Eliminates slip and rotor loss; speed remains stable despite voltage or load changes.
Low Operating Current: Reduces stator current by 15-30%, lowering cable transmission losses.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-03-18Nearest Port: QINGDAOAverage Response Time: ≤8.80hTerms 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 identified as both a trading company and manufacturer/factory in China, offering wind turbines, permanent magnet generators, hybrid systems, and related equipment. Its stated capabilities include generator coverage from 500W to 5MW, two production lines, annual output of 1,000 wind turbine/permanent magnet generator sets, and 6–10 R&D engineers and quality-control staff. The company reports QHSE, ISO 9001, and HSE management certifications, CE-certified exports, warranty periods of 3–5 years, and after-sales service as part of its end-to-end offering. Evidence also supports customization through design, prototyping, production, and quality-control services. However, the provided information does not sufficiently establish financial credibility or a broad customer track record; only one buyer and one trade transaction are listed.
Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory. Its stated product portfolio includes wind turbine systems, permanent magnet generators, controllers, inverters, solar systems, and batteries, supporting a combined manufacturing and trading role.
CertificationsThe supplier states that its management systems include QHSE, ISO 9001, and HSE. It also states that products exported to Europe, South America, and North America carry CE certification, indicating documented management-system and product-certification claims.
After-Sales capabilityThe company describes end-to-end services including after-sales service and states that exported products have 3–5 year warranty periods. It also claims rapid response and guaranteed quality and on-time delivery through Alibaba Trade Assurance, providing explicit support for post-sale capability.
R&D capabilityThe supplier states that its permanent magnet generators range from 500W to 5MW and offers multiple renewable-energy technologies, including vertical- and horizontal-axis wind turbines, hybrid systems, and disc coreless generators. Its stated engineering and renewable-energy innovation activities support innovation capability, although no independently verified R&D results are provided.
Production capacityThe supplier reports two production lines and annual output of 1,000 wind turbine/permanent magnet generator sets. It also states generator coverage from 500W to 5MW and has 6–10 quality-control staff, providing explicit evidence of established production capacity.
Customization capabilityThe company explicitly claims customized end-to-end solutions covering design planning, schematic development, 3D renderings, physical prototyping, volume production, quality control, and after-sales service. This directly supports customization capability across product-development and delivery stages.
Product Q&A
Q:How much energy can this motor save?
A:
It saves up to 30% in energy compared to induction motors driven by inverters.
Q:What is the expected bearing life?
A:
Bearings offer an L10 life of up to 100,000 hours, equivalent to over 10 years of continuous operation.
Q:Does the motor require an encoder?
A:
No, it delivers constant torque across a broad speed range without requiring an encoder.
Q:What type of magnets are used?
A:
It utilizes powerful NdFeB (Neodymium/Iron/Boron) rare-earth magnets, approximately 18 times stronger than ferrite.
Q:Is the motor suitable for low speeds?
A:
Yes, it is ideal for applications requiring speed variation and constant torque even at low speeds.
Send Inquiry
*To:
Qingdao Greef New Energy Equipment Co., Ltd.
Qingdao Greef New Energy Equipment Co., Ltd.*Content:
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