800G OSFP DAC
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800G OSFP DAC Overview
The 800G OSFP DAC category contains one passive direct attach copper twinax cable for short-distance 800G switch-to-switch connections. O800-O800-C uses 800G OSFP Finned Top connectors at both ends and is available in lengths from 0.5m to 2.5m. Its integrated heat-sink finned-top design is optimized for air-cooled switches. Featuring near-zero power consumption, ultra-low latency, and plug-and-play deployment, the cable supports inter-switch links in leaf-spine and leaf-to-leaf architectures across AI clusters, high-performance computing systems, and cloud data centers.
FAQ
- What connector configuration is used on O800-O800-C for direct 800G switch-to-switch connections?
It provides one 800G OSFP Finned Top connector at each end. The integrated passive copper twinax assembly creates a fixed OSFP-to-OSFP connection between two compatible 800G switch ports without separate transceivers or patch cables.
- How does O800-O800-C carry the full 800Gb/s aggregate data rate over passive copper?
Through eight high-speed electrical copper pairs. Each pair carries up to 100Gb/s, providing an aggregate data rate of 800Gb/s between the two OSFP interfaces.
- Which cable lengths are available for the O800-O800-C 800G OSFP DAC?
From 0.5m to 2.5m. These short-reach options support direct connections between nearby 800G switch ports within the same rack or across closely positioned racks.
- Can O800-O800-C split one 800G OSFP port into multiple lower-speed connectors?
No. O800-O800-C is a straight-through cable with one 800G OSFP Finned Top connector at each end. It does not provide physical breakout branches to QSFP112, OSFP, or other lower-speed connector types.
- Why does O800-O800-C use OSFP Finned Top connectors at both ends?
The integrated fins provide heat dissipation for compatible air-cooled switches. Both ends are therefore intended for OSFP switch cages designed to accept finned-top cable assemblies rather than flat-top host-side connectors.
- Does O800-O800-C require optical modules or active signal-conditioning electronics?
No. It is a passive direct attach copper cable, so signals travel directly over copper without optical conversion or active equalization. This design provides near-zero power consumption, ultra-low latency, and plug-and-play installation between compatible ports.