HPE 845406-B21 100Gb QSFP28 to QSFP28 3 m Direct Attach Copper Cable

The HPE 845406-B21 is a 3-metre direct-attach copper cable with QSFP28 connectors on both ends, used to run 100Gb Ethernet between HPE server adapters and top-of-rack or spine switches without buying optical modules.

HPE positions its DAC range as a cost-effective alternative to fibre for short connections. With a propagation delay of 4.5 ns per metre and a 45 mm minimum bend radius, this cable is well suited to low-latency, in-rack and adjacent-rack 100G links.

• 100Gb QSFP28 to QSFP28 direct attach copper, 3 m • Time delay 4.5 ns/m • Minimum cable bend radius 45 mm • Listed by CDW as SFF-8665 conformant

Check the QuickSpecs of your HPE adapter or switch for the supported cable list.

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