QS138 90h 4KW splined shaft (without sprocket)

QS138 90h 4KW splined shaft (without sprocket)

QS90 70h 1KW with tapered shaft

£146.76

This motor is perfect for small electric motorbikes. This is the most compact version of the infamous 138 70h model. If you have a kids bike or a pocket rocket the qs90 might be right up your alley. With a small Diamater of only 4 inches, You can fit this motor in almost anything! Although this motor is tiny it is no slouch!

This motor is capable of over 5kW Bursts!

Key Features

  • Light weight and small dimension compared to other motors of similar power outputs
  • High Torque suitable for high performace high load situations such as climbing and racing
  • Supports regenerative braking
  • Proven reliability
Availability: In stock
SKU
QS90 70h 1KW with tapered shaft
 

QS120 2KW

 

Motor Type:  BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor
Motor Design: Single axle 
Matched Wheel: 10inch Wheel (as default)
Magnet Height: 80mm, 5 pole pairs
Diameter of stator: 120mm
Rated Power: 1000W
Rated Voltage: 60v or 72V as default
Speed: 60V@45KPH; 72V@55KPH
Max Torque:  Approx 25.2N.m without Reduction ratio, approx 134.0N.m with 1:5.3 Reduction ratio  
Max Efficiency: 90.5%
Thermal Probe: None as default (KTY83/122 is available, please let sales know if needed).
Phase Wire 6mm² Cross Section (not include insulation layer)
Hall Sensor: Single Hall Plate with waterproof connectors
Waterproof Grade: IP54
N.W./G.W.:   7.8kgs/9.1kgs  
Package Dimension: 34cm*34cm*33cm