Power plant cranes operate in demanding environments where precise positioning is vital for safety and efficiency. Traditional imported non-contact magnetostrictive displacement sensors often face long lead times, high costs, and service delays. A reliable import substitute changes this picture. Designed for power plant cranes, the replacement sensor delivers stable, non-contact measurement for trolley travel, hoist height, and boom positioning. Its magnetostrictive principle avoids wear from sliding parts, so it performs well under vibration, dust, and temperature changes. The unit supports common industrial outputs, allowing direct integration with PLCs and crane control systems. It also offers repeatable accuracy, strong EMI resistance, and a sealed housing for harsh sites. For maintenance teams, local supply reduces downtime and spare-part pressure. Each sensor is tested for linearity, shock resistance, and long-term stability before delivery. With a compact profile and flexible mounting options, it fits both new cranes and retrofit projects. Choosing this import substitute helps plants lower procurement risk, shorten delivery cycles, and keep critical lifting operations safe. The sensor's robust design simplifies commissioning and supports long service intervals, reducing total ownership cost for plant operators. It is ready for local deployment and support. It is a practical upgrade for power plant crane displacement measurement, balancing performance, compatibility, and cost.