VFD, Sensorless vector AC Drive, SVPWM technology, low noise, energy saving, high torque output at low frequency Inverter. AC Frequency Inverter(new) HPI6002(0.4KW-30KW) All plastic molding design, light weight, compact size, noble elegant model design make the product elegant appearance. The control panel can be disassembled with built-in speed potentiometer and easy to adjust frequency. AC ...