For QS motor 1200w 212 35H V1.12 electric motor, it’s new design and especially upgrades for low power electric bike. It could be 48V, available in a variety of sizes, such as 24inch, 26inch E-Bike Wheel. By the way , new 212 motor will replace 205 motor gradually.
1).Simplify to make a electric-bicycle. 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%
·Motor Type: BLDC Permanent Magnet Outer Rotor In-Wheel Hub Motor With Hall Sensor
·Brand: QS Motor,QSMOTOR
·Motor Design: double axle without rim
·Matched Wheel: 24inch, 26inch E-Bike Wheel.
·Stator: Steel Core
·Rated Power: 1200W (2400kW peak in few seconds)
·Rated Voltage: 48V
·Speed: 500RPM no load (450RPM with sine wave controller), approx 45km/h
·Max Torque: approx 109.2N.m
·Max Efficiency: approx 86%
·Continuous Battery Current: 24A (48V)
·Peak Battery Current: 55A (48V)
·Suggest Peak Phase Current: 100A
·Working Temperature: 70-110℃ , peak 120 ℃
·Brake type: Bike Disc brake, PCD6*44mm(as default)
·Drop-outs/Rear Fork Width for installation: 135mm only
·25mm English thread length for 3 speed freewheel
·10mm axle flats
·Single Hall Set with waterproof connectors
·3mm² Cross Section of Phase Wire (not include insulation layer)
·Hall Sensor Phasing angle: 120 degree
·Waterproof Grade: IP65
·N.W./G.W.: approx 8.98/9.2 kg (TBD)
·Package Dimension: 34cm*34cm*33cm/piece
Conversion kits ( Still under developing)