BLUELAN Compatible Ubiquiti UACC-DAC-QSFP28-1M Direct Attach Cable, 100GBASE-CR4, Infiniband EDR, 30AWG, 1 Meter (UACC-DAC-QSFP28-1M-BL)

In high-density data centers, network engineers need reliable, low-latency connections between QSFP28 ports. The BLUELAN UACC-DAC-QSFP28-1M-BL is a passive Direct Attach Cable that delivers 100 Gbps throughput over copper twinax, making it ideal for linking switches, routers, and servers within a rack or across adjacent racks. Its 1-meter length is perfect for top-of-rack to server connections, and it is fully compatible with Ubiquiti equipment that supports QSFP28 DACs.

Key specifications

• Connector type: QSFP28 to QSFP28
• Cable length: 1 meter (3.3 ft)
• Data rate: 100 Gbps
• Ethernet standard: 100GBASE-CR4
• Infiniband support: EDR (Enhanced Data Rate)
• Wire gauge: 30 AWG
• Cable type: Passive copper twinax
• Hot-swappable: Yes
• Application: Data center interconnect, high-performance computing, enterprise networking

Why choose it

This DAC cable offers a cost-effective alternative to optical transceivers for short-reach 100G connections. Passive design means no power consumption and no added latency, while the 30 AWG copper twinax construction ensures signal integrity. It is engineered for seamless compatibility with Ubiquiti UACC-DAC-QSFP28-1M and other QSFP28 ports, providing a plug-and-play solution without the need for configuration.

Ideal use cases

• Connecting servers to top-of-rack switches in data centers
• High-performance computing clusters requiring Infiniband EDR
• Enterprise network backbone links within a rack
• Ubiquiti UniFi or EdgeMAX deployments with QSFP28 uplinks

Good to know

The cable supports both Ethernet and Infiniband protocols, making it versatile for mixed environments. Its passive nature means it draws no power, reducing overall energy costs. The 1-meter length is standard for intra-rack connections, and the cable is hot-swappable for easy maintenance.