The 2299940-4, a high-speed zQSFP+ STACKED REC ASSEMBLY designed for exceptional performance in data and device connectivity. This innovative connector features a compact 2x1 port matrix configuration, with a total of 76 gold-plated contacts for reliable signal transmission at speeds of up to 25 Gb/s. Engineered for thermally enhanced applications, the connector boasts a rugged construction with a UL 94V-0 flammability rating, ensuring dependable operation in harsh environments. With a board mount design and through-hole press-fit termination method, installation is quick and easy. The 2299940-4 is RoHS compliant and includes a heat sink for added thermal management, making it the ideal choice for high-speed I/O connections in a wide range of industries.