BlueOptics Compatible IBM QSFP28-4SFP28-DAC-2M BlueLAN Passive 100GBASE-CR4 QSFP28 to 4x25GBASE-CR SFP28 Direct Attach Breakout Cable, 2m, AWG26

The BlueOptics Q28-4S28-DAC-2M-IB-BL is a high-performance passive Direct Attach Copper (DAC) breakout cable designed for reliable 100 Gigabit Ethernet connectivity. It converts a single QSFP28 port into four SFP28 ports, enabling cost-effective 100G to 25G breakout applications in data centers and enterprise networks. This cable is fully compatible with IBM systems and complies with MSA standards for QSFP28 and SFP28.

Advantages

This passive DAC cable offers low latency, zero power consumption, and a cost-effective solution for short-reach interconnects. The breakout design maximizes switch port utilization and simplifies cable management. With a length of 2 meters and AWG26 gauge, it provides flexibility in rack-to-rack or top-of-rack deployments.

Suitable for

• Data center interconnects (ToR to server)
• High-performance computing clusters
• Network switches and routers requiring 100G to 25G breakout
• IBM compatible networking equipment

Key specifications

• Connector A: 1x QSFP28 Male
• Connector B: 4x SFP28 Male
• Data Rate: 100 Gbps aggregate (4x 25 Gbps per lane)
• Standards: 100GBASE-CR4 and 25GBASE-CR
• Cable Length: 2 meters
• Wire Gauge: AWG26
• Passive copper construction

Recommendations

For optimal performance, ensure your switch and server ports support the respective QSFP28 and SFP28 standards. This cable is ideal for short-distance connections within a rack or adjacent racks.