GK620-4T3.7G/5.5LB is a high-performance general-purpose variable frequency drive (VFD) designed for precise motor control and energy efficiency in industrial applications. Operating on a three-phase 380–480V supply, this inverter delivers reliable performance for a wide range of machinery and automation systems. Ideal for Pumps & fans, Conveyors, Compressor and Food & beverage machinery.
Key Features
- Power Rating: 3.7 kW (5 HP)
- Input Supply: 3-phase 380–480V
- Control Modes: V/F control & sensorless vector control
- Wide Output Frequency Range: Up to 600 Hz
- High Speed Accuracy: Stable and precise motor control
- Strong Overload Capacity: Handles heavy-duty applications
- Communication: RS485 / Modbus compatibility
- Built-in Protection: Overcurrent, overvoltage, overheating, motor protection


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