The OFLS Series Rogowski Coils, known for their flexible, high-bandwidth, and dynamic current measurement capabilities, are increasingly being integrated with Internet of Things (IoT) technology to enable remote monitoring, predictive maintenance, and intelligent energy management. By leveraging wireless communication, cloud computing, and edge analytics, these coils can transmit real-time current data to centralized systems, enhancing grid stability, industrial automation, and energy efficiency. This article explores how OFLS Rogowski Coils are being transformed into smart sensors through IoT integration, their applications in energy management and industrial automation, and the key technologies enabling this evolution.