ALLNET Cavo Direct Attach in rame 100G QSFP28 a QSFP28, 3m ALL4787-3

With a 100 Gbps data rate across four 25 Gbps channels, this ALLNET direct attach copper cable links QSFP28 ports over 3 meters with ultra-low latency and less than 0.5 W power draw.

Overview

The ALLNET ALL4787-3 is a passive twinax copper DAC cable terminated with QSFP28 connectors on both ends. It is engineered for IEEE 802.3bj 100GBASE-CR4 and fits QSFP28 switch and server ports. Multi-vendor compatible and hot-swappable, it suits data center interconnect, high-performance computing, and enterprise networking.

What stands out

• 100 Gbps aggregate bandwidth (4x 25 Gbps)
• 3 m length for flexible rack and row cabling
• Passive copper twinax design with ultra-low latency
• Hot-swappable QSFP28 connectors
• Operating temperature 0°C to 70°C

Technical details

• Connector type: QSFP28 to QSFP28
• Data rate: 100 Gbps
• Cable length: 3 m
• Cable type: Passive Twinax Copper
• Compatibility: IEEE 802.3bj 100GBASE-CR4
• Power consumption: < 0.5 W
• Operating temperature: 0°C to 70°C
• Storage temperature: -40°C to 85°C

Our verdict

A reliable 100G DAC for short-reach QSFP28 links, delivering high bandwidth with minimal power and latency.