BlueOptics QSFP28-4SFP28-DAC-1M Compatible BlueLAN Passive 100GBASE-CR4 QSFP28 to 4x25GBASE-CR SFP28 Direct Attach Breakout Cable, 1 Meter, AWG26

The BlueOptics QSFP28-4SFP28-DAC-1M is a high-performance passive Direct Attach Copper (DAC) breakout cable designed for Sophos networking equipment. It enables a single QSFP28 port to connect to four SFP28 ports, providing a cost-effective and low-latency solution for 100G to 4x25G connectivity in data centers and enterprise networks.

Advantages

This breakout cable simplifies network cabling by reducing the number of cables needed, saving space and improving airflow. It supports hot-swappable installation, ensuring minimal downtime during upgrades or maintenance. The passive design consumes no power, making it an energy-efficient choice for high-speed interconnects.

Suitable for

• Data center interconnects
• Network switches and servers
• High-performance computing environments
• Enterprise network upgrades

Key specifications

• Cable Type: Direct Attach Copper (DAC) Breakout Cable
• Connector A: QSFP28
• Connector B: 4x SFP28
• Aggregate Data Rate: 100 Gbps
• Per Lane Data Rate: 25 Gbps
• Standard (QSFP28 End): 100GBASE-CR4
• Standard (SFP28 End): 25GBASE-CR
• Cable Length: 1 Meter
• Wire Gauge: AWG26
• Design: Passive
• Compatibility: Sophos (Vendor Specific)
• Hot-Swappable: Yes
• RoHS Compliance: Yes
• Electrical Interface: Copper Twinax
• Protocol Support: Ethernet

Recommendations

For optimal performance, ensure that both the QSFP28 and SFP28 ports are compatible with the cable's specifications. This cable is ideal for short-distance, high-bandwidth connections within racks or between adjacent racks.