Feature: 1. Copper Core Coil: Installed with enough premium copper core coil, this inverter has strong resistance, superior performance and strong load capacity. 2. Professional Production: This inverter is professionally designed with V, F control, vector control and output torsion control, with speed potentiometer and external panel, built in synchronous control and proportional synchronous control, built in RS 485 communication interface. Very practical tool! 3. 6 Modes: This inverter has 6 speed control modes for automatic operation, you can choose the mode freely according to the actual situation. 4. Fast Heat Dissipation: The inverter has a strong cooling fan design, built in aluminum blocks to assist heat dissipation, and there will be no danger of overheating in long term operation. 5. Easy Installation: This inverter adopts rail type one key installation, that you can complete the installation quickly. 6. Wide Application: This inverter is suitable for fans, water pumps, automatic machine tools, engraving machines, etc. Specification: Item Type: Variable Frequency Drive Material: PC, Aluminum Adapter Motor: 1.5KW 2HP Input: AC3PH 380V±15% 5A 47Hz to 63Hz Output: AC3PH 0V-380V 3.8A 0Hz to 400Hz Protection Class: IP20 Installation Height: Up to 1000 meters (3280feet) above sea level, if the installation height is higher than this value, the current should be reduced by 1.2% for every 10 meters (328 feet) of height Operating Ambient Temperature: 0 to 40°C (32 to 104°F) Storage Temperature: -20 to 55℃ (-4 to 131℉) Air Humidity: 5% to 85% During Operation, No Condensation or Freezing; 5% to 95% During Storage. Package List: 1 x Variable Frequency Drive1 x Manual Note: Pay attention to electricity safety when installing and using.