AdiNexus is an industrial-grade IoT gateway designed to seamlessly bridge field-level devices with modern cloud and enterprise systems. It connects to a wide range of sensors, PLCs, RTUs, meters, and controllers using standard industrial protocols, enabling reliable real-time data acquisition from heterogeneous environments. Acting as an intelligent edge layer, AdiNexus performs protocol conversion, data filtering, buffering, and edge analytics to reduce bandwidth usage and ensure uninterrupted operation during network outages. With built-in security, store-and-forward capability, and cloud-ready communication, AdiNexus enables secure, scalable, and high-performance integration with SCADA platforms like AdiLogiX, IoT platforms such as AdiCloudX, and enterprise systems including MES, ERP, and analytics applications.