Does the motor require frequent maintenance?

No, the lack of carbon brushes eliminates wear, dust, and noise, significantly reducing maintenance needs.

What certifications does the product hold?

The product is certified with ISO9001 and CCC.

What is the motor's diameter and rotor height?

The motor diameter is 140mm and the rotor height is 65mm.

Waterproof Energy-Saving 1800W Brushless DC Motor

Name: Waterproof Energy-Saving 1800W Brushless DC Motor
Brand: Xuzhou Keya Electric Co., Ltd
SKU: 2097721512

Jiangsu, ChinaXuzhou Keya Electric Co., Ltd

US$96.50

10-49 Pieces

US$93.50

50-99 Pieces

US$91.00

100+ Pieces

Sample price:US$96.50/piece.Request sample

Product profile

Customization

Available

Application

Household Appliances, Car

Operating Speed

High Speed

Model NO.

140 BLDC Motor 1800W 65h

Function

Driving

Casing Protection

Protection Type

Number of Poles

Structure and Working Principle

Brushless

Certification

ISO9001, CCC

Product Name

140 BLDC Motor

Rated Voltage

48V/60V/72V

Rated Power

1800W

Motor Diameter

140mm

Rotor Height

65h

Magnetic Steel Grade

38h

IP Grade

IP54

Hensor

Hall Sensor

Use

Electric Bicycle, Home Appliance, Electric Tricycl

Construction

Permanent Magnet

Phase Current

420A

Rated Speed(Rpm)

3300rpm

Rated Torque

5n.M

Rated Current

42A

Max Torque

56.7n.M

Transport Package

Specification

36*30*23CM 10.9kgs

Trademark

keya elec

Origin

Jiangsu, China

HS Code

8501310000

Production Capacity

1800000PCS

Key features

High Power Density: Flat wire design ensures high slot occupancy rate and superior power density.

Excellent Heat Dissipation: Low temperature rise and good heat dissipation performance for stable operation.

Low Noise Operation: No carbon brush wear eliminates dust and noise, ensuring a quiet driving experience.

Long Service Life: No worn carbon brushes reduce maintenance costs and extend motor lifespan significantly.

High Efficiency Zone: Wide efficient zone improves energy conservation and extends electric tricycle endurance.

Robust Sensor Technology: External Hall sensor is immune to temperature changes and electromagnetic interference.

High Speed Capability: Adjustable speed up to 8500 revolutions per minute for high-performance driving.

IP54 Protection Grade: Dust and water resistant design ensures reliable operation in harsh environments.

Company profile

Self-brandedPatents Awarded100% Finished Products InspectionR&D Capabilities

Xuzhou Keya Electric Co., Ltd

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤9.87h

AI-Powered supplier vetting

SummaryKEYA is a limited company focused on motor manufacturing and electronic control drive systems, offering motors, controllers, gear boxes, and rear axles. It reports broad customization, ODM capability, OEM service for well-known brands, and a recent product-development record. Its facilities include dedicated production lines for wireless and wired controllers, motors, gear boxes, and rear axles. Quality processes include written warehouse controls, inspection instructions, segregation and reinspection of nonconforming units, and documented complaint and corrective-action procedures. However, the evidence does not establish certifications, named customer cases, or the supplier’s financial strength. Overseas support is limited: it has no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and no valid manufacturing-capacity contract with related subcontractors is reported.

Supplier typeThe supplier is a limited company engaged in motor manufacturing, generator and generator-set sales, and motor control-system development. Its stated products include motors, controllers, gear boxes, and rear axles, while its company description identifies it as a high-tech enterprise focused on electronic control drive systems.

After-Sales capabilityThe supplier reports that its 29 R&D engineers are responsible for new-product R&D and after-sales service. It also has clear, followed procedures and records for customer complaints and corrective and preventive actions, supporting a documented after-sales process.

R&D capabilityEvidence supports active innovation capacity: the supplier reports new products during the past year, ODM services, 29 R&D engineers, and responsibilities covering new-product development. It is also described as a high-tech enterprise, although no SDK is available.

Production capacityDedicated production lines are reported for wireless and wired controllers, motors, gear boxes, and rear axles, matching the stated product scope. Quality controls include written procedures, inspection instructions, segregation and reinspection of nonconforming units, and inventory capability; however, no valid manufacturing-capacity contract with related subcontractors is reported.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM capability, indicating broad product-development and customization support.