Skip to main content

QS138 105H Mid Drive Motor — 8000W rated IPM PMSM inrunner with 105mm stator stack height. 138mm stator diameter, inner spline shaft. 5700 RPM, 100 Nm max torque. Air cooled, IP67 waterproof. The tallest magnet variant in the QS138 family, targeting ATV, UGV, and tricycle applications.

In brief: 8000W mid-drive motor. 48–72V rated. From $367.

Motor Design

Design
Inrunner PMSM
Stator Diameter
138mm
Stator Height
105mm
Pole Pairs
5
Shaft Type
Spline
Cooling
Air

Performance

Wattage
8000W
Rated Voltage
48–72V
Rated RPM
5700
Max Torque
100.00Nm

Features

PAS Sensor Type
None
Temp Sensor
KTY83
Has Encoder
No

Physical

Weight
18 kg

Ports & Connectors

Phase Wires3 Ring Terminals
Motor Phase
1Phase A
2Phase B
3Phase C
Hall Sensor
Hall Sensor
15V Power
2None
3Ground
4Hall A
5Hall B
6Hall C

Included Components

Where to Find

Prices tracked across 1 seller

* Shipping estimates are for the contiguous US and may vary by location.

* Some seller links on this page are affiliate links. If you purchase through them, WattWorks may earn a small commission at no extra cost to you. Affiliate status does not influence which products appear, how they are ranked, or the prices shown. Learn more here

Frequently Asked Questions

Other Mid-Drive Motors

We use cookies for analytics and to support affiliate links. Privacy Policy