MM G340.250/350.C

With an integrated speed sensor, this mid-drive motor, which is compatible with standard bikes, has a rated power of 250W, a reduction ratio of 1: 21.9 and a maximum torque of 80 N.m, providing ideal power for vehicles. Light but strong and efficient, this motor greatly enhances riding comfort and is suitable for touring bikes and commuter bikes.


Core Data

Position Mid Motor
Wheel Diameter (Inch) Optional
Construction Gear drive
Rated Voltage (DCV) 36/48
n0 (Rpm) 87/87
Rated Power (W) 250/350
nT(Rpm) 78/75
Max Torque 80 N.m
Efficiency (%) ≥ 80
Pedal Sensor Speed
Shaft Standard JIS
Color Black
Weight (kg) 3.8
Noise Grade (dB) < 55
Operating Temperature -20-45℃


E-Brake Yes
Gearsensor Function Yes
Light Drive Capacity (DCV / W) 6 /3(max)

Further Specifications

Magnet Poles (2P) 16

Tests & Certifications

IP IP 65
Certifications CE / EN 14764 / ROHS
Salt Spray Test Standard(h) 96


Dimension A 200 mm
Dimension B 112mm
Dimension C 68 mm
Dimension D 87.5mm
Dimension E 88 mm

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