QS 120 2kW 72V60KPH Mid drive motor with belt driven
For 1202000W mid drive motor kit assembly, it could be used for electric scooter, electric motorcycle.
It could be 72V 60KPH.
It can be designed as belt driven ( default ) and sprocket design ( Customized ).
You can click below picture for Aliexpress purchasing link.
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%
- Item: QS Motor 2000W 120 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: 12inch Wheel (as default)
- Magnet Height: 70mm, 40pcs, 5 pole pairs
- Diameter of stator: 120mm
- Rated Power: 2000W
- Rated Voltage: 72V as default
- Speed: 60KPH
- No-load rpm: 2800rpm without flux weakening, 4400RPM with flux weakening.
- Max Torque: approx 45.4N.m without Reduction ratio, approx 216.7N.m with 1:4.77 Reduction ratio
- Reduction ratio: 1:4.77 (as default)
- Max Efficiency: 88%
- Continuous Battery Current: pending (72V)
- Peak Battery Current: 60A (72V)
- Suggest Peak Phase Current: 250A
- Thermic Probe: None as default (KTY83/122 is available, if you need, please let sales man know).
- Working Temperature: Pending
- Single Hall Plate with waterproof connectors
- 8mm² Cross Section of Phase Wire (not include insulation layer)
- Hall Sensor Phasing angle: 120 degree
- Waterproof Grade: IP54
- Color: Black
- N.W./G.W.: 10.8kgs/11.5kgs
- Package Dimension: 34cm*34cm*33cm
- Axle matched with belt as default
P.S.: For 2kW 138 old mid drive motor, it can be designed to match with 428 sprocket, teeth optional.(12T, 13T, 14T(as default).
If you want to buy such mid drive motor, please kindly click below picture.
- QS 2kW 120 mid drive motor(old appearance, belt driven)
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.
For 2kW belt driven mid drive motor, there has matched assemble kits.
Matched controller recommendation:
- Item: EM100SP sine wave controller
- Net weight: 1650g
- Rated current: 100A
- Boost current: 130A
- Peak current: 330A
- Max. Power: 7200W
- Flux Weaking Ratio: 100~250%
- Max. Efficiency: 88~93%
- Degree of protection: IP67
If you're interested in buying motor and controller together, please kindly click below picture.
Conversion kits for QS 2kW mid dirve hub motor
We're able to supply Controller, display, dc-dc converter, disc brake system, twist throttle, matched tire...etc.
Application for 2kW mid drive motor