BlueOptics D-Link DEM-CB100Q28-4S28-2 BlueLAN Passive 100GBASE-CR4 QSFP28 to 4x25GBASE-CR SFP28 Direct Attach Breakout Cable, 2m

The BlueOptics D-Link DEM-CB100Q28-4S28-2 BlueLAN passive 100GBASE-CR4 QSFP28 to 4x25GBASE-CR SFP28 Direct Attach Breakout Cable is a high-performance, cost-effective solution for high-speed data center interconnects. This breakout cable enables a single 100G QSFP28 port to connect to four 25G SFP28 ports, providing flexible and efficient network architecture.

Advantages

This passive copper DAC cable offers low power consumption, high reliability, and easy deployment. It is hot-swappable and compliant with RoHS, CE, and FCC standards, ensuring safe and environmentally friendly operation. The breakout design simplifies cable management and reduces costs by eliminating the need for separate transceivers.

Suitable for

• Data center interconnects
• Server-to-switch connections
• Rack-to-rack cabling
• High-performance computing environments

Key specifications

• Cable Type: Direct Attach Cable (DAC)
• Cable Configuration: Breakout Cable
• Cable Technology: Passive Copper
• Aggregate Data Rate: 100 Gbps
• Lane Data Rate: 25 Gbps
• Connector A Type: QSFP28
• Connector B Type: 4x SFP28
• Cable Length: 2 meters (6.56 ft)
• Protocol (QSFP28 End): 100GBASE-CR4
• Protocol (SFP28 End): 25GBASE-CR
• Compatibility: D-Link DEM-CB100Q28-4S28-2 compatible
• Hot Swappable: Yes
• Power Consumption: Low (Passive)
• Impedance: 100 Ohm
• Operating Temperature: 0°C to 70°C
• Storage Temperature: -40°C to 85°C
• Compliance: RoHS, CE, FCC

Recommendations

For optimal performance, ensure that both ends of the cable are securely connected and that the network equipment supports the required data rates and protocols. This cable is ideal for upgrading to 100G infrastructure while maintaining backward compatibility with 25G devices.