Item Type: Variable Frequency Drive Controller Material: PC Flame Retardant Model: UX 52 100 400W Input: 1PH 176-264V 50 or 60HZ Output: 3PH 0-220V 400W 2A Frequency Range: 0.1-400HZ Package List 1 x Variable Frequency Drive Controller 1 x Manual 1Excellent Copper Core Coil: This inverter adopts excellent copper core coil with strong resistance, superior performance and strong load capacity. 2Mini And Compact: This inverter is small in size and light in weight, which makes it very flexible and convenient to move and carry, and saves energy. 3LED Digital Display Panel: This inverter adopts LED digital display layout, which is very clear and convenient to read. 4Wide Application: This inverter is widely used in motors, fans, pumps, automated machine tools, engraving machines, etc. 5Multiple Control Modes: This inverter has multiple control modes, such as V/F control and output torsion control.