The Gigalight GQS-PC400-01C is a direct attach copper cable designed for high-speed connections between network devices. It utilizes QSFP+ 38-pin high density connectors to achieve an aggregated data rate of 40Gb/s, with each individual lane transmitting at 10Gb/s. This 1-meter black cable is built for short-reach applications where low power consumption is essential, operating on a 3.3 V power supply. Engineered for reliability in professional environments, it functions within a temperature range of 0 °C to 70 °C. The cable maintains full compliance with industry standards including IEEE 802.3ba, SFF-8436, InfiniBand, QSFP+ MSA, and RoHS, making it a dependable choice for technicians setting up high-density server racks or switches.