The Delta VFD055E43A is a compact, sensorless vector AC micro drive from the VFD‑E series, designed for low‑power, constant‑torque motor control in general‑purpose industrial applications. Rated 5.5 kW (7.5 HP), 3‑phase 380–480 VAC, with IP20 enclosure, it delivers reliable, efficient speed regulation for standard induction motors. Equipped with built‑in PLC, EMI filter, and Modbus RS‑485, it integrates control, communication, and protection in a space‑saving package.