2311882-1 is a CDFP Style 2 receptacle subassembly with integrated connector designed for PCIe high-speed pluggable I/O applications. This single-port cage assembly features a maximum data rate of 400 Gb/s, a centerline pitch of 0.75 mm, and utilizes through-hole press-fit termination for PCB mounting. The cage is constructed from zinc alloy with nickel plating, while contacts are made from phosphor bronze, ensuring reliable signal transmission. It includes internal/external EMI springs for electromagnetic interference containment and is sealable for enhanced protection. This connector is ideal for high-speed data center, networking, and telecommunications equipment requiring robust 400G connectivity.