PMSM Mid Drive Motor

QS Motor 1000W 90 Mid Drive Motor

Motor Type: PMSM Permanent Magnet Inner Rotor Motor With Hall Sensor

Brand: QS Motor, QSMOTOR

Motor Design: Single axle 

Matched Wheel: 10inch Wheel (as default)

Magnet Height: 70mm, 40pcs, 5 pole pairs

Diameter of stator: 90mm

Rated Power: 1000W (peak power, pending) 

Speed: Speed: 48V@40KPH; 60V@45KPH; 72V@55KPH(default)

 Single Hall Plate with waterproof connectors

Hall Sensor Phasing angle: 120 degree

Motor TypePMSM, Mid Drive
Rated Power1KW,2KW, 3KW, 4KW, 7.5KW, 9KW
Peak Power~18KW
Stator 90/120/138/180/
Rated Voltage48V / 60V / 72V
Speed55kph 70kph 100kph 140kph 
Wheel rim suitable 10inch / 12inch /14inch/17inch
RPM2800RPM - 6200RPM
Max Torque 55N.m before Reduction
Magnet55mm/70mm/90mm, 5 Pole pairs
Gear Ratio1:2.368/ 1:4.77 support double reduction design by client
TempKTY83/122, 70-120℃,150℃ peak
WaterproofIP67
Other PMSM MotorBelt / Sprocket Type 
Sprocket  428 : 10T / 11T / 12T / 13T / 14T / 15T / 16T / 17T
CoolingAir Cooling / Water Cooling 
CertificationCE / EMC /  Rosh / 
ApplicationDirty Bike / Motorcycle / Scooter / Go-kart / 
Customized Winding / Cover / Serial Number / Logo / Shaft / Open Mould