FX2N-128MT-ESS/UL is a high-capacity PLC from Mitsubishi Electric FX2N series. It is equipped with total 128 I/O points (64 digital inputs + 64 transistor outputs), supporting high-speed pulse output for servo and stepper motor control. Powered by universal 85–240V AC power supply, it adopts DIN rail mounting design for industrial cabinet installation. With complete UL, CE and EAC safety certifications, this controller is widely used in marine oily water separators, auxiliary boilers, production line automation and other industrial equipment for sequential logic control.