BLUEOPTICS Compatible Supermicro CBL-NTWK-0988-Q28M3 BlueLAN Passive 100GBASE-CR4 QSFP28 to 4x25GBASE-CR SFP28 Direct Attach Breakout Cable, 3m, AWG26

The BLUEOPTICS compatible Supermicro CBL-NTWK-0988-Q28M3 BlueLAN passive direct attach breakout cable is designed for high-performance data center and HPC environments. It provides a cost-effective solution for connecting QSFP28 ports to four SFP28 ports, supporting 100GBASE-CR4 on the QSFP28 end and 25GBASE-CR on each SFP28 end.

Advantages

This breakout cable eliminates the need for separate transceivers and fiber cabling, reducing cost and complexity. Its passive design ensures very low power consumption and high reliability. The 3-meter length with AWG26 gauge offers flexibility in rack cabling while maintaining signal integrity.

Suitable for

• Data center top-of-rack to server connections
• High-performance computing clusters
• Network interconnect between switches and servers
• Upgrading 25G infrastructure to 100G aggregation

Key specifications

• Cable Type: Direct Attach Cable (DAC) Breakout
• Connector A: QSFP28 (100GBASE-CR4)
• Connector B: 4x SFP28 (25GBASE-CR)
• Data Rate: 100 Gbps aggregate
• Length: 3 meters (3m)
• Wire Gauge: AWG26
• Design: Passive
• Compliance: SFF-8665 (QSFP28), SFF-8402 (SFP28)
• Hot-Pluggable: Yes

Recommendations

For optimal performance, ensure both ends of the cable are connected to compatible QSFP28 and SFP28 ports. This cable is ideal for short-reach, high-bandwidth interconnects within a rack or adjacent racks.