The Gigaligth GQS-PC400-03C is a direct attach cable designed for high-speed data transmission in networking environments. This 40G DAC utilizes QSFP+ 38-pin high-density connectors to provide a reliable link between switches and servers, ensuring compatibility with Cisco equipment. Measuring 3 meters in length, the black cable operates on a 3.3 V power supply and is built to function within a temperature range of 0 °C to 70 °C. It adheres to several industry standards, including IEEE 802.3ba, SFF-8436, InfiniBand, and the QSFP+ MSA, while remaining RoHS compliant for safer environmental impact.