E-Bike Mid-Drive Motors
Mid-drive motors mount at the bottom bracket and drive through your existing gears, offering better hill-climbing efficiency. Compare wattage, bottom bracket compatibility, and sensor types.
Features
 QS Motor QSJ165A-60 (Encoder)Variants QS Motor | Inrunner PMSM | 12000W | 48–72V | 170Nm | 15 kg | $374.96 | |
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QS Motor QSJ165A-60 (Hall)Variants QS Motor | Inrunner PMSM | 12000W | 48–72V | 170Nm | 15 kg | $374.96 | |
 QS Motor QSD165D-50 (Encoder)Variants QS Motor | Inrunner PMSM | 10000W | 48–72V | 60Nm | 11.7 kg | $2.30 | |
 QS Motor QSD138A-70 QS Motor | Inrunner PMSM | 3000W | 48–72V | 55Nm | 11 kg | $268.20 | |
 QS Motor QSD138A-90 QS Motor | Inrunner PMSM | 4000W | 48–72V | 72Nm | 13 kg | $357.00 | |
 QS Motor QSD138A-100 QS Motor | Inrunner PMSM | 6000W | 48–72V | 83Nm | 14.2 kg | — | |
 QS Motor QSD138C-50 QS Motor | Inrunner PMSM | 2000W | 48–72V | 51Nm | 9 kg | — | |
 QS Motor QSD138D-90 QS Motor | Inrunner PMSM | 4000W | 48–72V | 72Nm | 14 kg | $437.27 | |
 QS Motor QSJ138D-90 QS Motor | Inrunner PMSM | 4000W | 48–72V | — | — | $404.06 | |
 QS Motor QSJ138J-90 QS Motor | Inrunner PMSM | 4000W | 48–72V | — | — | $468.70 | |
 QS Motor QSD138A-60 QS Motor | Inrunner PMSM | 2500W | 48–72V | 60Nm | 8.9 kg | $356.24 | |
 QS Motor QSD090A-80 QS Motor | Inrunner PMSM | 1000W | 48–72V | — | 5 kg | $156.02 | |
 QS Motor QSD120A-70 QS Motor | Inrunner PMSM | 2000W | 48–72V | — | 10.8 kg | $276.97 | |
 QS Motor QSJ120C-60 QS Motor | Inrunner PMSM | 2000W | 48–72V | 120Nm | 8.5 kg | $290.28 | |
 QS Motor QSJ138A-70 QS Motor | Inrunner PMSM | 5500W | 48–72V | 80Nm | 12.2 kg | $378.52 | |
 QS Motor QSD138B-70 QS Motor | Inrunner PMSM | 6000W | 48–72V | 55Nm | 11.5 kg | $253.78 | |
 QS Motor QSD155A-70 QS Motor | Inrunner PMSM | 10000W | 48–72V | 92Nm | 14.6 kg | — | |
 QS Motor QSJ155A-36 QS Motor | Inrunner PMSM | 5000W | 48–72V | — | — | $467.03 | |
QS Motor QSD155A-36 QS Motor | Inrunner PMSM | 5000W | 48–72V | — | — | $421.74 | |
 QS Motor QSD165B-35 QS Motor | Inrunner PMSM | 5000W | 48–72V | 49.5Nm | 10 kg | $257.50 | |
 QS Motor QSJ165D-30 QS Motor | Inrunner PMSM | 3500W | 48–72V | 47Nm | 12.3 kg | $479.84 | |
 QS Motor QSD180A-90 QS Motor | Inrunner PMSM | 8000W | 48–72V | 100Nm | 21.6 kg | $497.50 | |
 QS Motor QS138 105H QS Motor | Inrunner PMSM | 8000W | 48–72V | 100Nm | 18 kg | $367.00 | |
 QS Motor QSJ138F-55 QS Motor | Inrunner PMSM | 2500W | 48–72V | — | — | — | |
QS Motor QSD165D-50 (Hall)Variants QS Motor | Inrunner PMSM | 10000W | 48–72V | 60Nm | 11.7 kg | $2.30 |