LightBolt QSFP+ 40Gb/s DAC Passive Direct-Attach Cable Assembly (DQ040Pyyy)

Product Code: LBX-DQ040Pyyy-xxx
Price: $36.50
Availability: In Stock (ships in 48 hours)

QSFP+ 40 Gb/s DAC Passive Copper Cable Assembly

P/N: LBX-DQ040Pyyy-xxx


LightBolt's LBX-DQ040Pyyy-xxx QSFP+ (Quad Small Form-factor Pluggable Plus) passive direct-attach copper cable assemblies are suitable for very short distances and offer a highly cost-effective way to establish a 40-Gigabit link between QSFP+ ports. QSFP+ are designed for a high density cabling interconnect system capable of delivering an aggregate data bandwidth of 40Gbps. This interconnect system is fully compliant with QSFP+ MSA. The QSFP+ cables support the bandwidth transmission requirements as defined by IEEE802.3ba (40Gbps).

Product Features

  • Up to 40 Gb/s bi-directional data links
  • Compliant with QSFP+ MSA specifications
  • Fully Compliant with IEEE802.3ba and Infiniband QDR specifications
  • 4 independent duplex channels operating at 10Gbps, also support for 2.5Gbps, 5Gbps data rates
  • AC coupled inputs and outputs
  • 100Ω differential impedance
  • All-metal housing for superior EMI performance
  • Single power supply 3.3V, low power consumption
  • RoHS Compliant
  • Operating temperature range: 0 °C to 70 °C


  • 40 Gigabit Ethernet
  • Serial Data Transmission

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