72V 4000W Electric Bicycle Brushless Motor Speed Controller For E-bike & Scooter

Electric vehicle electric brushless controller （Double wheel ）

Functions:

Mute when start

Power cut brake

Blockage protection

Current limit protection

Short circuit protection

Avoid out of control

1:1 pedal assist function

Undervoltage protection

The Super mute function: 

Optimizing the design of motor and the control  strategy, make the motor run with low noise, low oscillation and high output torque.

Unique thermolysis function: 

With the advanced aluminium base heat technology to improve the effect of heat dissipation and the load flow of power component.

Undervoltage current limiting function: 

Approaching the undervoltage, controller can lower the output current by itself to ensure the voltage above the undervoltage point, until the real voltage stop output. It can not only protect the battery effectively, but also increase the mileage.

Parameter:

Suitable for Electric bike & scooter

Rated Voltage: DC 72 Volts

Rated power: 4000 Watts

Maximum Current: 70A

Under-voltage Protection: 55V

Fixed hole diameter: Φ8mm

Install: 265 * 90mm

Dimension: 300 * 145 * 60mm

Weight: appr. 3.5kg