2000W 120 Mid Drive Motor Assembly

2000W 120 Mid Drive Motor Assembly

2000W mid drive motor kit assembly could be used for electric scooter, electric motorcycle.
e.g., M3 electric motorbike
E-motorbike weight, approx. 115kg+2x80kg
Speed: continuous 70km/h
Gear ratio: 1:4.77
Battery: 72V40h NCM lithium battery
Tire: 130/70-12

The item includes

• 1pcs QSMOTOR 12inch 2000W 120 Mid Drive Motor Assembly with Left/Right fork (Disc Brake and tire are not included)

Key Features

1) Light weight and small dimension compare to hub motor.
2) High performance benefit from flux weakening.
3) High efficiency during climbing, and better acceleration.
4) Support regenerative braking.

Product Information

QSMOTOR 2000W 120 Mid Drive Motor

Specification

• 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
• Rated Voltage: 72V as default
• Speed: 70KPH
• No-load rpm: 2800rpm without flux weakening, 4400RPM with flux weakening
• Max Torque: approx. 45.4N.m without Reduction ratio, approx. 216.7N.m with 1:4.77 Reduction ratio
• Reduction ratio: 1:4.77 (as default)
• Max Efficiency: 88%
• Continuous Battery Current: pending (72V)
• Peak Battery Current: 60A (72V)
• Suggest Peak Phase Current: 250A
• Thermal Probe: None as default
• 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: IP67
• Color: Black
• N.W./G.W.: 10.8kgs/11.5kgs
• Package Dimension: 34cmx34cmx33cm
• Axle matched with belt as default

Drawing

Test Report