PWM Speed Controller 6 60V DC 400W 3 Phase BLDC Motor Driver Board Compatible with Hall Sensor Brushless Motors Features: 1.MA MB phase line output connection motor<br> 2. 5V GND motherboard comes with 5V power supply (current does not exceed 30MA)<br> 3.VCC GND motor main power supply (external DC power supply)<br> 4.SC speed pulse signal output<br> 5 positive and negative reversing control interface (also can be connected to the external switch)<br> VR speed control signal input (onboard with potentiometer speed control can also be connected to 0-5V analog simulation PWM duty cycle to support dual signal input speed regulation)<br> Ha Hb +5V GND Hall signal Power input, generally with Hall's motor has five corresponding lines<br> Full patch process Stable performance with positive/reverse function<br> Motherboard specifications:<br> Product Name: 400W Brushless Hall DC Motor Driver<br> Model Number: ZS-X11D1<br> Operating voltage: 6-60V<br> Maximum current: rated 16A 20A<br> power: 400W<br> Overcurrent protection: Yes<br> Product size: length 63MM x width 45MM x height 31MM<br> Weight: about 73g.<br> colour:as shown<br> Material: ABS<br> Package Contents: 1 x Motor Controller<br> Only the above package content, other are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.