Product Model:  
KT Controller Series - 6-Tube Brushless Controller (09S)
Product Dimensions:
87.5 (L)*52 (W)*31 (H), 09S aluminum housing.
Technical parameters:
Matching battery voltage 24-48V, upper operating current 17A, upper limit power 816W.
Product Features:
The imitation torque control mode is used to realize the smooth start of the vehicle and help the driving to be smooth and natural.
The electric assist has a fast response speed and is always consistent with the cyclist's pedaling action to achieve the effect of torque assist.
It has multiple protection functions such as stall turning, overcurrent, over-temperature, undervoltage, flying, phase loss, and output short circuit to protect the vehicle's electronic control system and driving safety.
Driven by Hall motor or without Hall, it is suitable for all kinds of high and low speed motors.
There are two control modes to choose from: square wave and sine wave.
Various controllers can be customized for users.
Dimensions:
