Description:

The Cisco QSFP-4SFP10G-CU5M Passive Copper Splitter Cable is used in high-speed networking systems to connect a QSFP+ port to four SFP+ 10GbE ports for data breakout applications. Commonly installed in data centers, network switches, and high-performance computing environments. Maintenance teams and system integrators use this part for network expansion, port breakout configurations, and replacement of damaged high-speed cables. 

Applications:

The Cisco QSFP-4SFP10G-CU5M cable is widely used in data center and enterprise environments requiring high-density 10GbE connectivity from 40GbE QSFP+ ports. It is commonly deployed in top-of-rack switching, aggregation layers, and server connectivity setups where flexible port utilization, low-latency communication, and efficient cable management are essential.

Technical Specifications:

• Manufacturer Part Number (MPN): QSFP-4SFP10G-CU5M
• Alternate Part Number: QSFP4SFP10GCU5M
• Brand: Cisco
• Product Type: Passive Copper Breakout Cable (Direct Attach Cable)
• Cable Type: QSFP+ to 4 x SFP+ splitter cable
• Data Rate: Up to 40 Gbps aggregate (4 x 10 Gbps)
• Cable Length: 5 meters
• Connector Type A: QSFP+
• Connector Type B: 4 x SFP+
• Cable Technology: Passive Direct Attach Copper (DAC)
• Compatibility: Cisco switches and network devices with QSFP+ and SFP+ ports
• Application Environment: Data center and high-performance enterprise networks

Common Replacements:

• Cisco QSFP-4SFP10G-CU3M QSFP to 4xSFP10G Passive Copper Breakout Cable
• Cisco QSFP-4SFP10G-CU2M QSFP to 4xSFP10G Passive Copper Breakout Cable
• Cisco QSFP-4SFP10G-AOC5M QSFP to 4xSFP10G Active Optical Breakout Cable