1、Full SMD Design: All internal components of the inverter are designed with SMD, which greatly increases the stability of the machine. 2、Powerful Function: This inverter adopts cutting edge motherboard, intelligent and efficient, with extremely strong protection performance and complete functions. 3、Quiet Heat Dissipation: The inverter has a large heat sink and with a small fan. The small fan ensures low noise while assisting good heat dissipation. 4、ABS Shell: The inverter shell is made of industrial flame retardant ABS plastic, which is highly impact resistant, highly heat resistant, flame retardant and has good overall performance. 5、RS485 Communication: The inverter with RS485 communication, and built in brake unit can be externally connected to the brake resistor emergency stop brake. Item Type: Universal Vector Variable Frequency Drive Material: ABS Storage Temperature: -25℃-55℃ Output Current: 3.8A Braking Resistor: Braking Resistor Power: 300W Braking Resistor Resistance Value: 400Ω 1 x Universal Vector Variable Frequency Drive 1 x Instruction