In the high-stakes environment of modern manufacturing, data is the currency that drives efficiency. Yet, for many factories, valuable operational data remains locked inside legacy Programmable Logic Controllers (PLCs), isolated from central management systems. This disconnect represents a significant barrier to Industry 4.0 adoption. The solution lies in robust connectivity hardware. Finding a reliable industrial iot gateway supplier  is the foundational step toward bridging the gap between operational technology (OT) and information technology (IT).This guide provides a comprehensive analysis of industrial gateways, specifically focusing on the technical capabilities required to modernize your infrastructure. We will analyze market-leading solutions like the SWIOTT GTW-732U and the BLIIOT BL102, examining how they facilitate protocol conversion, remote monitoring, and cloud integration. By understanding the nuances of networking topology and hardware reliability, facility manager...