PowerFlex 523 AC Drive, 0.4 kW (0.5 HP) rating, is a compact, 380–480 V three‑phase variable‑frequency drive designed for precise speed control of small to mid‑size motors. This Frame A unit provides 1.4 A continuous output, comes in an IP20/NEMA open enclosure with no built‑in filter, and is part of Rockwell Automation’s PowerFlex 520‑series. The catalog part number is 25A‑D1P4N104, and Rockwell lists this model with a standard 1‑year warranty and UPC 885630702483. Use cases center on adjusting motor speed in three‑phase systems to optimize performance for automation tasks.
