The 2170377-1 is a high-performance QSFP/QSFP+ board mount cage assembly, featuring four through hole press-fit ports for secure connections. Constructed with UL 94V-0 rated materials, this cage is ideal for thermally enhanced applications. With a compact 1 x 4 port matrix configuration and a tail length of 2.05mm, it offers efficient signal transmission. The connector contact terminations are plated with tin for enhanced conductivity, and the internal/external EMI springs provide reliable EMI and RFI protection. Each assembly includes a heat sink for optimal thermal management. The cage is designed for cable-to-board connectivity, with a ganged cage type and a black anodized finish for durability. The 2170377-1 is a versatile and reliable solution for high-speed IO connections in a variety of applications.