1-2308171-0 is a zQSFP+ cage assembly with integrated connector designed for high-speed pluggable I/O signal applications. This stacked cage features a 2x2 port matrix configuration with 4 ports and 152 positions, operating at a 0.8 mm centerline pitch. The assembly supports through-hole press-fit termination to PCB with a recommended PCB thickness of 3 mm and termination post length of 2 mm. Key features include gold-plated contact mating areas, internal/external EMI springs for electromagnetic interference containment, and an included lightpipe. The connector operates over a temperature range of -40°C to +85°C and is compatible with QSFP28 applications, making it ideal for data center networking and high-speed communication equipment.