
Components Compatible with QS Motor QSJ138D-90
Mid-Drive Motor4000W48–72V
QS138 90H V3 Mid Drive Motor with Internal Gearbox — 4000W rated IPM PMSM inrunner with helical gear reduction. 138mm stator diameter, 90mm stack height, 5 pole pairs. Spline drive shaft output. Air cooled, IP67 waterproof. The gearbox version of the 90H for builders needing high torque at the output shaft.
- Compatibility summary
- 9 components are compatible with the QS Motor QSJ138D-90, including 8 batteries, 1 controller.
8 Batteries1 Controller
Frequently Asked Questions
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Start a new build with the QS Motor QSJ138D-90 and pick from 9 compatible components.








