What is the rated voltage range?

The rated voltage can be customized, typically ranging from 60V to 72V for this model.

What is the maximum torque?

The maximum torque ranges from 78 to 85 N.M for the 4500W model.

High Power 4500W Brushless Gearless Hub Motor for Electric Bicycle

Name: High Power 4500W Brushless Gearless Hub Motor for Electric Bicycle
Brand: Changzhou Lunyee Electromechanical Manufacturing Co., Ltd.
SKU: 2264223995

Jiangsu, ChinaChangzhou Lunyee Electromechanical Manufacturing Co., Ltd.

US$136.50-142.50

1 Piece

Sample price:US$142.00/piece.Request sample

Product profile

Customization

Available

Application

Universal, Industrial, Household Appliances, Car, Power Tools

Operating Speed

High Speed

Model NO.

LY-LD14-01

Excitation Mode

Permanent Magnet

Function

Control, Driving

Casing Protection

Protection Type

Number of Poles

Structure and Working Principle

Brushless

Certification

ISO9001, CCC

Motor Type

Brushless Gearless Hub Motor

Rated Voltage

60-72V

Rated Power

4500W

Max Speed

120-140km/H

Max Torque

78-85n.M

Load Weight

100-120kg

Magnetic Poles

Shaft Type

Double Shaft

Brake Type

Disc Brake

Usage

Electric Scooters, Electric Bicycle

Origin

China

Key features

High Power Output: Rated power up to 4500W with max speed reaching 120-140km/h for electric bicycles.

Customizable Specifications: Offers customizable voltage (60-72V), power, torque, and speed options for diverse needs.

Robust Construction: Features a brushless gearless design with double shaft and disc brake for durability.

Wide Voltage Range: Supports various voltage inputs including 24V, 36V, 48V, and up to 144V.

Global Certifications: Complies with ISO9001, CCC, CE, UL, and RoHS environmental standards.

Versatile Application: Suitable for electric scooters, bicycles, industrial, and household appliance uses.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-season periods.

Professional Manufacturer: Specialized hub motor manufacturer with decades of experience in global export.

Company profile

Changzhou Lunyee Electromechanical Manufacturing Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2014-12-04Nearest Port: ningbo, shanghai, zhengzhouAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DAT, FAS, DDP, DAP, CIP, CPT

AI-Powered supplier vetting

SummaryLunyee is identified as a Chinese manufacturer/factory of electric motors, drives, engraving and CNC-related equipment. The supplier reports broad export activity, with exports representing 71%–90% of total sales, and serves markets across multiple regions. Stated annual output includes DC motors, hub motors, engraving machines, AC motors and linear actuators, with off-peak lead time within 15 working days. The company describes after-sales capabilities including parts and service support, equipment refurbishment, system audits, maintenance refresher training and emergency site service. Its materials also emphasize customer satisfaction, long-term relationships and continuous technology upgrades. However, no certification information is provided, and the evidence is insufficient to assess financial credibility or customization capability. Customer references are mentioned, but no named customers or verifiable case details are supplied.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and is legally organized as a limited company in China. This supports direct manufacturing capability rather than an exclusively trading-oriented profile.

After-Sales capabilityThe supplier explicitly reports equipment refurbishment, system audits, maintenance refresher training, 24/7 parts and service support, continuous technology upgrades and emergency site service. These stated services indicate a developed after-sales support offering.

R&D capabilityThe company describes innovative manufacturing means, continuous technology upgrades and more than 15 years of innovation in electric motors and drives. These statements provide explicit support for ongoing technical development, although no quantified R&D evidence is given.

Production capacityThe supplier is identified as a factory offering multiple motor and machinery products, with stated annual output of 7,500 DC motors, 10,000 hub motors, 5,000 engraving machines, 8,000 AC motors and 6,000 linear actuators. It also reports an off-peak lead time within 15 working days, supporting a positive assessment of production capability.