QS Motor 5000W 273 45H V2 Brushless DC Gearless Electric Car In Wheel Hub Motor

For 273 E-Car wheel hub motor, it could be used for electric scooter, tricycle, light car.

273 motor means the diameter of iron ring/hoop is 273mm, for all 273 motor, e.g. 13inch,14inch,16inch,17inch 273 e-scooter hub motor,

273 spoke hub motor, 13inch,14inch,16inch.17inch 273 single shaft hub motor, 273 E-car Hub motor etc., the configuration & performance is the same as 13inch 273 Hub Motor.

You can click below picture for Aliexpress purchasing link

New design disc brake cover 273 e-car motor

Standard disc is moped PCD:3*80mm, M8, it could be customized to be PCD:4*114.3mm, M12.

It's USD: 135.0 more per piece.

If the vehicle top speed is over 80KPH, then we suggest to use this new disc brake cover.

P.s.: The new mold is done, but the produce cost is quite high with T6 heat treatment.

Key Features

1). Simplify to make a electric-car. 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% 

QS MOTOR 273 3000W-8000W E-Car Hub Motor List

PS.1). Above quotation base on 273 electric car hub motor, 48V~144V.

      2). Above configuration is suggested for mass production.

     3). We can customize the 14kW e-car hub motor, the production time will be long, around 45-50working days. 

for EV enthusiast, V2 & V3 motor could be over-voltaged to gain more speed/performance (customizable).

Product description

Genearlly Spec:

• Motor Type: BLDC Outer Rotor In-Wheel Hub Motor With Hall Sensor
• Brand: QS Motor, QSMOTOR
• Motor Design: Single axle without moped rim (integrated)
• Matching Rim Size:14inch  & above wheel rim, CB ≥60mm,PCD ≤110mm(PCD 4*100mm, CB60mm as default)
• Magnet Height: 45mm, 28 pole pairs
• Stator: Aluminum Core
• Rated Power: 5000W
• Speed: 24KPH-105KPH, it's customized, genearlly we will design as 72V70KPH.
• Work Voltage range: 48V-144V, will be 72V as default.
• Max Torque approx 277.0N.m
• KV: 9.03/11.07/17.38(optional)
• Thermic Probe: KTY83-122 (as default, optional)
• Max Efficiency approx 84%
• Working Temperature: 70-120℃ , peak 150 ℃
• Brake type: Disc brake (as default), PCD: 3*80MM, M8
• 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/23.0kg

Dimension Drawing:

• QS 273 e-car hub motor

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.

Conversion kits for 273 8kW E-Car hub motor

We're able to supply Controller, display, dc-dc converter, disc brake system, twist throttle...etc.

Application for E-Car hub motor