utf8 QS Motor New 1000W 90 mid drive motor assembly for electric scooter | QSMOTOR

QS 1kW 90 72V55KPH Mid drive motor with old appearance

Price:US $135.00/piece
Production Period:8~10 Working days
  • QS 1kW 90 72V55KPH Mid drive motor with old appearance
  • QS 1kW 90 72V55KPH Mid drive motor with old appearance

QS 1kW 90 72V55KPH Mid drive motor with old appearance



For 90 1000W mid drive motor, it could be used for electric scooter, electric motorcycle.

It could be 72V 55KPH, available for 10inch wheel kits.

QS can provide customized 428 14teeth sprocket to match with 1kW mid drive motor.

1. Belt axle QS 90 1kW mid drive motor

You can click below pic for Aliexpress purchasing link



2. 420 Sprocket axle QS 90 1kW mid drive motor


1kW 中置 老外观 齿轮



Key Features



1). Simplify to make a electric-motorcycle. Gearbox, transmission shaft, clutch are no need. Which save space.

2). It could be installed in the rear to save more space for battery.

3). Support regenerative braking

4). High efficiency: 85~92% 




Product description



Genearlly Spec:


1. QSMOTOR 1000W 90H Mid Drive Motor 


Item: QS Motor 1000W 90 70H Mid Drive Motor

Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor

Brand: QS Motor, QSMOTOR

Motor Design: Single axle 

Matched Wheel: 10inch Wheel (as default)

Magnet Height: 80mm, 5 pole pairs

Diameter of stator: 120mm

Rated Power: 1000W

Rated Voltage: 60V or 72V(as default)

Speed: 60V@45KPH; 72V@55KPH

Max Torque: approx 25.2N.m without Reduction ratio, approx 134.0N.m with 1:5.3 Reduction ratio  

Max Efficiency: 90.5%

Thermal Probe: None as default (KTY83/122 is available, if you need, please let sales man know).

Single Hall Plate with waterproof connectors

6mm² Cross Section of Phase Wire (not include insulation layer)

Hall Sensor Phasing angle: 120 degree

Waterproof Grade: IP54

Color: Black 

N.W./G.W.: 7.8kgs/9.1kgs   

Package Dimension: 34cm*34cm*33cm








Dimension Drawing:


QS 1000W 90 mid drive motor(old appearance, belt driven)





Test report:





For 1kW 90 new appearance mid drive motor, we have matched assemble kits. 








Conversion kits for QS 1kW mid dirve hub motor


We're able to supply Controller, display, twist throttle,..etc.







Application for E-Motorcycle mid drive motor



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