Mitsubishi Electric FX1S-14MR-ES/UL Programmable Controller

The Mitsubishi Electric FX1S-14MR-ES/UL is a compact MELSEC FX1S programmable controller that integrates CPU, power supply, and 14 I/O in a single base unit for small-scale automation. It offers 8 digital inputs and 6 relay outputs (up to 2 A per point), a 100–240 VAC, 50/60 Hz power supply, about 2000-step program capacity, and an RS-422 built-in port for ladder-logic control, suitable for applications such as control panels, OEM equipment, packaging lines, conveyors, HVAC, and basic process control. It is designed for DIN-rail or panel mounting and measures approximately 90 × 60 × 75 mm, with an operating range of 0°C to 55°C. This model is discontinued/legacy, with common replacements including FX3S-14MR/ES and iFX3G-14MR/ES-A (and the FX5U-32MR/ES).