QS138 90h 4KW splined shaft (without sprocket)

QS138 90h 4KW splined shaft (without sprocket)

QS120 2KW with Splined Shaft

QS120 2KW with Splined Shaft

QS138 70h 3KW Splined Shaft

£241.82

The QS138 70H is well known around the world for its ability to produce power in a small form factor. A tried and true motor that packs a hefty punch for its size and weight.

This motor is capable of over 25kw Bursts!

Key Features

  • Light weight and small dimension compared to other motors of similar power outputs
  • V configured rotor design allows for higher RPM with flux weakening
  • High Torque suitable for high performace high load situations such as climbing and racing.
  • Supports regenerative braking
  • Proven reliability
Availability: In stock
SKU
QS138 70h 3KW Splined Shaft
 

QS138 70h 3KW

 

Motor Type:  BLDC Inner Rotor Motor
Motor Design: Single axle 
Matched Wheel: 12inch Wheel (as default)
Magnet Height: 70mm, 40pcs, 5 pole pairs
Dimension: 162x210mm
Rated Power: 6000W
Peak Power: 10000W
Rated Voltage: 72V as default
With Flux Weakening(RPM): 6000RPM
Max Torque:  45-55N.m
Cooling Method Air Cooling
Max Efficiency: 94%
Continuous Battery Current: 67A (72V)
Peak Battery Current: 140A (72V)
Thermic Probe: KTY83/122 (as default)
Working Temperature: 70-120C, peak 150C
Waterproof Grade: IP67
N.W./G.W.:   approx 11kgs/12.79kgs
Package Dimension: 34cmx34cmx33cm/piece