Partname: Front motor for bicycle

Rated Voltage(V): 24/36

Rated Power(W): 180-250

Max Diameter (mm): 143.5

Max Speed(rpm): 285

Rated Efficiency(%): ≥78%

2P: 20

Reduction Ratio:  1: 4.42

Weight(kg): ≤3.3

Open size: 100/146/166/170

Drive and freewheel type: F/1s/6s/7s

Spoke Specification: 12G/13G

Cable location: Shaft center, right

Hall sensor: Optional

Integrate speed sensor: Optional

Connector: Optional

Brake type: V/Band brake

Surface: Silver/Silver painted/Black/Black painte

Noise(db): ＜50

Salt fog test(h): 24/96

Water proof Grade: IP54 

Certification: CE ROHS CCC