Enhance signal integrity with this high-speed Cage Assembly, designed for QSFP28/56 applications in thermally demanding environments. Featuring a 1x4 port configuration with Through Hole - Press-Fit termination, it ensures secure board mount installation with UL 94V-0 flammability rating. The included EMI Springs offer internal and external interference protection, while the anodized black heat sink with a custom height of .213 inches provides optimal thermal management. With RoHS compliance and lead-free solder processes, this assembly guarantees both performance and environmental responsibility, making it a reliable choice for your connectivity needs.