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QS Motor 273 12kw E-bike Spoke Hub Motor with 19inch moped wheel rim with SCMC72200 controller for Electric Bicycle
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
One set including below kits
cobom 1
1. 1pc X QSMOTOR 19x1.6inch 12000W 273 V3 Electric Bike Spoke hub Motor
2. 1pc X SVMC72200 controller
3.1pc xBT adapter
cobom2
1. 1pc X QSMOTOR 19x1.85inch 12000W 273 V3 Electric Bike Spoke hub Motor
2. 1pc X SVMC72200 controller
3.1pc xBT adapter
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%
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
KV: 12.5/15.6/17.9(optional)
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)

Test Report
2. Sabvoton 72200 motor controller

Drawing of svmc72200 controller:
Sabvoton Controller Software Interface:
Pin definition:
Wire connection:
1.0-5v e-brake Pin Definition
Red: brake +5v
Brown: brake signal
Black: brake negative
2.Three Speed Pin Definition
Pink: high speed
Black: GND
Transparent: low speed
High brake Pin Definition
Purple: high brake
3.Hall Pin Definition
Red: Hall +5v
Yellow-white: temp sensor
Black: Hall negative
Yellow: Hall signal(U)
Blue: Hall signal(W)
Green: Hall signal(V)
4.Ignition Definition
Orange: Ignition
5.Hall speedometer Definition
Dark blue: Hall speedometer
3. buletooth adapter for Sabvoton controller:
Factory Information:
Welcome to QS Motor ! (SiAECOSYS)
QSMOTOR are noted for their electric driving system throughout the world. At QSMOTOR they also happen to be our specialty, so you can rest assured that convert your gasoline vehicle to electirc/hybrid type, or building your electric vehicle(bicycle, scooter, motorcycle, tricycle, car etc.)– we guarantee it!
QS MOTOR change named toTaizhou Quanshun Electric Drive Technology Co.,Ltd in 2018 years.

Our professional team of technicians is backed by over 18 years of experience with motors, controllers, brakes and electrical work. Always feel confident that the interior and exterior of your vehicle will be developed in best performance. It’s all part of our high quality and solution to handle your vehicle!





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