Keep critical servers connected with a dual-port 10GbE adapter built for copper infrastructure. The AddOn QLE3242-RJ-CK-AO pairs two open RJ-45 ports with PCIe 2.0 x8 connectivity, giving infrastructure teams a straightforward way to add high-bandwidth network capacity without changing cabling strategy. Intel X540 chipset architecture is a proven fit for server deployments that need consistent throughput and broad compatibility. Dual copper ports support 10GbE links over standard twisted-pair cabling, making this adapter a practical choice for data center upgrades, virtualization hosts, storage access, and aggregation layers where predictable performance matters more than marketing claims. This card is designed for teams that want a dependable network expansion path with long service life. The lifetime warranty adds confidence for procurement and standardization programs, while the plug-in card form factor keeps deployment simple in PCIe-based servers. For organizations comparing copper 10GbE options, this model stands out by combining dual-port density, Intel silicon, and a familiar RJ-45 interface in a server-ready package.