utf8 QSMotor High Speed powered 120kph 8000W 273 50H V3 electric wheel hub motor with Conversion Kits

QS 273 8kW E-Motorcycle Spoke Hub Motor Conversion kits with 72V110KPH top speed

Price:US $1291.62/piece
Production Period:15-16 Business days
  • 120KPH High Speed Electric bike hub motor 8000W 273 50H V3 Brushless in wheel hub motor

QS 273 8kW E-Motorcycle Spoke Hub Motor Conversion kits with 72V110KPH top speed


It's QS 273 Spoke E-Motorcycle Hub Motor kits, you can lace the motor with 36holes moped motorcycle rim from 17inch to 19inch, top speed can be 72V110KPH(17inch wheel rim condition).


You can click below picture for Aliexpress purchasing link


273 E-Motorcycle spoke



One set including below kits:


1. 1pcs X QS 273 8kW 50H V3 E-Motorcycle Spoke Hub MOTOR

2. 1pcs X QSKLS7275H Sine Wave Controller

3. 1pcs X CT-22 Display

4. 1pcs X Twist throttle with voltage display and ignition

5. 1set X Adelin disc brake system



Key Features


1). Simplify to make a electric-scooter. 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


QS 273 50H V3 8kW E-Motorcycle Spoke Hub Motor


Motor Type: BLDC Outer Rotor In-Wheel Hub Motor With Hall Sensor

Brand: QS Motor, QSMOTOR

Motor Design: Double axle without moped rim (integrated), 36 spoke holes, OD 4.2mm

Matching Rim Size: 17inch, 18inch, 19inch moped wheel

Magnet Height: 50mm, 16 pole pairs

Stator: Aluminum Core

Rated Power: 8000W

Speed: 72V110KPH

Work Voltage range: 48V-144V, it will be 72V as default.

Max Torque approx 350.0N.m

KV: 72V1030RPM

Thermic Probe: KTY83-122 (as default, optional)

Max Efficiency approx 84%

Working Temperature: 70-120℃ , peak 150 ℃

Brake type: Disc brake (as default), PCD3*80mm for motorcycle

Drop-outs/Rear fork Width for installation: 200mm

Dual Halls with waterproof connectors(One for using, one for spare

12mm axle flats

16mm² Cross Section of Phase Wire(not including insulation layer)

Waterproof Grade: IP54

Color: Black (As default)

N.W/ G.W: 21.5kg/22.5kg

273 e-motorcycle sia


Dimension Drawing:

  • QS 273 200mm drop-outs e-motorcycle spoke hub motor


273 200mm e-motorcycle


Please noted:


Optional appearance, drawing, performance curve/test report are available. 

If you need more technical information, please feel free to contact us.

We will give you reply in 12hours.

2. Kelly QSKLS7275H sine wave controller


1. Sine wave controller, programmable, with regen function                 

2. Motor Current Limit, 20 seconds: 500A

3. Motor Current Limit, continuous: 200A                                                               

4. Thermic Probe: KTY83-122                                                                

5. Including one controller + USB convertor cable + matched plug                

6. Controller size: 288mm*185mm*94.5mm                                          

7. Waterproof grade: IP66                                                                                    

8. Default not including bluetooth, waterproof(those function are optional); Can support can-bus

​9. Work voltage: 18V~90V; Rated voltage: 24V~72V




3. QS Programmable CT-22 LCD Dispaly





4. Twist throttle with voltage display and ignition


1. Color: Silver

2. Applied controller voltage: 12v-99v

3. Number of core cable: 5

4. Type of switch: Full twist, with meter and key

5. Net weight: 0.33kg

6. Inner diameter of throttle:  22mm




5. Adelin disc brake system


爱得利 SIA



Application for QS E-Motorcycle Spoke Hub Motor


273 Spoke motor

Other QS Motor Products
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