Dell® CBL-QSFP-40GE-PASS-1M compatible 40GBase-CU QSFP+ to QSFP+ direct attach cable (Passive Copper, 1m). A 100% Dell® compatible 40GBase-CU QSFP+ to QSFP+ twinax direct attached cable that operates over passive copper, with a maximum reach of 1.00m (3.28ft). This Dell® compatible twinax cable has been programmed, uniquely serialized, and data-traffic and application tested to ensure it is 100% compliant and functional. Our direct attached cable will initialize and perform identically to Dell's cable and is built to meet or exceed Dell's specifications, and comply with MSA (Multi-Source Agreement) standards. The actual part shipped may have a different part number, but will be functionally identical and 100% compatible. Trade Agreements Act (TAA) versions of this part are available.