ATOP 40G QSFP+ DAC Passive copper cable is designed for high-density applications, offering a cost effective, low-power consumption cabling solution for high-speed data center interconnects. The QSFP+ form factor can replace up to four standard SFP+ connections, providing greater density and reduced cabling cost. This DAC cable supports emerging 40Gb/s applications and are available in standard lengths up to 7 meters with longer custom lengths available.