For this 273 spoke hub motor, the dropout is 152mm, it could be used for electric bike, high power electric bicycle.
273 motor means the diameter of iron ring of rotor is 273mm
If you have interested in this product, you can contact with our sales directly.
Sales Email: Damon@siaecosys.com
Skype: Damon Wong(QSMOTOR)
We Chat:+86 18758618893
Aliexpress online purchasing link for this motor(You can click pic for hyperlink):
One set including below kits
1. 1pcs X QSMOTOR V3TI(Or V3I) 3000W electric wheel hub motor
2. 1pcs X 19*1.6inch or 19*1.85inch moped rear wheel rim(Only silver color is available)
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%
1. Electric motor Genearlly Spec:
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(only silver spokes available)
Matching Rim Size: 17inch, 18inch, 19inch moped wheel rim
Magnet Height: 50mm, 16 pole pairs
Stator: Aluminum Core
Rated Power: 4000W, peak 12000W
Speed: 24KPH-120KPH, it's customized, genearlly we will design as 72V100KPH.
Work Voltage range: 48V-96V, will be 72V as default.
Max Torque approx 266.0N.m
Thermic Probe: KTY83-122 (as default, optional)
Max Efficiency approx 84%
Working Temperature: 70-120℃ , peak 150 ℃
Brake type: Disc brake (as default), PCD6*44mm for bicycle
Drop-outs/Rear fork Width for installation: 150mm
Dual Halls with waterproof connectors(One for using, one for spare)
14mm english thread length for single/3 speed freewheel
10mm axle flats
16mm² Cross Section of Phase Wire(not including insulation layer)
Waterproof Grade: IP54
Color: Black (As default)
Lacing drawing :
For the order after 15th September, the wheel will change to the below type without milling slot:
Motor drawing :
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.
273 E-Spoke Hub Motor Bicycle Application