IoT-based predictive maintenance is reshaping industries by leveraging smart sensors and AI to predict and prevent equipment failures. This technology reduces downtime, cuts maintenance costs, and extends machinery lifespan by using real-time data for proactive care. It’s widely used in manufacturing, utilities, and healthcare to improve efficiency and safety. While challenges like high setup costs and data security exist, advancements in AI, 5G, and digital twins promise even smarter, faster, and more reliable maintenance solutions for the future.