Description DC 6-60V 400W BLDC Three-Phase Brushless DC Motor Controller Features: 1. MA MB Phase Line Output Terminal Motor 2. 5V GND Motherboard comes with 5V power supply (current max 30mA) 3. VCC GND Motor Main Power Supply (external DC power supply) 4. SC Speed ​​pulse signal output 5 positive and negative reversing control interfaces (can also be connected to an external switch) VR Speed ​​control signal input (integrated with potentiometer speed control, can also be connected to 0-5V analog simulation PWM duty cycle to support dual signal input speed control) Ha Hb +5V GND Hall signal current input, typically used with Hall motors with five corresponding lines Full patch process. Stable performance with positive/reverse function. Motherboard Specifications: Product Name: 400W Brushless Hall DC Motor Driver Model Number: ZS-X11D1 Operating Voltage: 6-60V Maximum Current: Rated Current: 16A 20A Power: 400W Overcurrent Protection: Yes Product Size: Length 63mm x Width 45 mm x Height 31 mm Weight: approx. 73 g Color: as shown Material: ABS Scope of delivery: 1 x motor controller Only the above-mentioned scope of delivery, other products are not included. Note: Lighting conditions and different displays may cause the color of the item shown to differ slightly from the actual product. The permissible measurement deviation is +/- 1-3 cm.