QS Motor QSD155A-70
QS155 70H Hairpin Encoder Mid Drive Motor — 10kW rated IPM PMSM inrunner with hairpin winding and encoder sensor. 155mm stator diameter, 70mm stack height. 25kW peak, 92 Nm peak torque. Air cooled, IP67. The high-power variant of the QS155 hairpin family for demanding e-motorcycle applications.
In brief: 10000W mid-drive motor. 48–72V rated.
Specs verified Jul 17, 2026
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Specifications
Motor Design
- Design
- Inrunner PMSM
- Stator Diameter
- 155mm
- Stator Height
- 70mm
- Pole Pairs
- 4
- Shaft Type
- Taper
- Cooling
- Air
Performance
- Wattage
- 10000W
- Peak Wattage
- 25000W
- Rated Voltage
- 48–72V
- Rated RPM
- 6000
- Max Torque
- 92.00Nm
Electrical
- Flux Weakening RPM
- 8000RPM
Features
- PAS Sensor Type
- None
- Temp Sensor
- KTY83
- Has Encoder
- Yes
Physical
- Weight
- 14.6 kg
- IP Rating
- IP67
Ports & Connectors
Phase Wires3 Ring Terminals
Motor Phase
| Pin | Wire color | Function |
|---|---|---|
| 1 | Yellow | Phase A |
| 2 | Green | Phase B |
| 3 | Blue | Phase C |
Encoder
Hall SensorTemperature
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | 5V Power |
| 2 | Black | Ground |
| 3 | Yellow | Encoder A |
| 4 | Green | Encoder B |
| 5 | Blue | Encoder Z (Index) |
| 6 | Orange | Motor Temp |
| 7 | White | Ground |
| 8 | No color | None |
