QS2000W BLDC Mid-drive Motor Assembly Kits For Electric Motorcycle

2000W 120 70H Mid drive motor with belt chain assembly system The 2000W Mid drive motor system is applied to electric scooter or electric motorcycle with 12inch wheel. The max. speed is about 70km/h under 72V battery drive. Specificaiton: QS Motor 2000W 120 70H Mid Drive Motor Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor Brand: QS Motor,QSMOTOR Motor Design: Single axle Matched Wheel: 12inch Wheel (as default) Magnet Height: 70mm, 40pcs, 5 pole pairs Diameter of stator: 120mm Rated Power: 2000W (peak power, pending) Rated Voltage: 72V as default Speed: 70KPH No-load rpm: 2900rpm without flux weakening, 4500RPM with flux weakening. Max Torque: 187.9N.m (with Reduction ratio 1:4.7) Reduction ratio: 1:4.7 (as default) Max Efficiency: 89.2% Continuous Battery Current: 35A (72V) Peak Battery Current: 60A (72V) Suggest Peak Phase Current: 250A Thermic Probe: None (KTY83/122 is available for sample). Working Temperature: pending Single Hall Plate with waterproof connectors 8mm2 Cross Section of Phase Wire (not include insulation layer) Hall Sensor Phasing angle: 120 degree Waterproof Grade: IP54 Color: Black N.W./G.W.: 7.8kg/9.1kg Package Dimension: 34cmX34cmX33cm Controller APT AE72250, 250A peak phase current