Mitsubishi 1E-ST0404C Variable Frequency Drive for FR-Z Series

The Mitsubishi 1E-ST0404C (1E-ST0404C) is a compact variable frequency drive designed for use with Mitsubishi FR-Z series industrial motor control systems. Engineered to deliver reliable speed regulation and motor performance, this 3-phase AC inverter drive converts three-phase input power to drive three-phase induction motors with high efficiency. It operates across an input voltage rating of 200 to 230 V AC and provides an output rated at 0.4 kW (0.5 hp) with a rated current capacity of 3 A. This drive provides precise frequency control for low-power automation setups, conveyors, pumps, and general machinery requiring smooth acceleration, deceleration, and torque management. Built for integration into industrial control cabinets, the 1E-ST0404C offers dependable speed adjustment and stable operation within FR-Z drive environments. It serves as an essential direct replacement or spare component to minimize downtime and maintain steady operations in manufacturing plants and automated processing lines.