AC MotorChina Heavy Load VFD Inverter 1.5kw/2.2kw/4kw/5.5kw Frequency Converter Deoder 3p-220V Output CNC Spindle Motor Speed Control, Find details about China VFD, Variable Frequency Drive from Heavy Load VFD Inverter 1.5kw/2.2kw/4kw/5.5kw Frequency Converter Deoder 3p-220V Output CNC Spindle Motor Speed Control