BlueOptics D-Link DEM-CB100Q28-4S28 BlueLAN Passive 100GBASE-CR4 QSFP28 to 4x25GBASE-CR SFP28 Direct Attach Breakout Cable, 1 Meter

The BlueOptics D-Link DEM-CB100Q28-4S28 BlueLAN is a high-performance passive direct attach breakout cable designed for data center and enterprise networking environments. It converts a single 100 Gbps QSFP28 port into four 25 Gbps SFP28 ports, enabling cost-effective and efficient network connectivity.

Advantages

This breakout cable offers a reliable and low-power solution for high-speed data transmission. Its passive copper design ensures minimal latency and zero power consumption, making it an energy-efficient choice for dense network deployments. The cable is hot-swappable and compliant with IEEE 802.3bj and 802.3by standards, guaranteeing interoperability with compatible equipment.

Suitable for

• Data center interconnects
• High-performance computing clusters
• Enterprise network aggregation
• Top-of-rack to server connections

Key specifications

• Cable Type: Direct Attach Cable (DAC) - Breakout
• Technology: Passive Copper
• Connector A: QSFP28
• Connector B: 4x SFP28
• Data Rate: 100 Gbps (Port A) / 4x 25 Gbps (Port B)
• Length: 1 Meter
• Compatibility: D-Link DEM-CB100Q28-4S28 Equivalent
• Hot-Swappable: Yes
• Protocol: Ethernet
• Standards: IEEE 802.3bj, IEEE 802.3by

Recommendations

For optimal performance, ensure that both the switch and the connected devices support the required data rates and connector types. This cable is ideal for short-distance, high-bandwidth connections within racks or between adjacent racks.