• Arista CAB-Q-Q-100G-2.5 100G QSFP28 black QLC SAS cable with silver connectors
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Arista

Arista CAB-Q-Q-100G-2.5 | 100G QSFP28 DAC Cable, Passive Twinax, 2.5 Meter

CAB-Q-Q-100G-2.5

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Description

This passive twinax copper direct attach cable links two 100G QSFP28 ports over 100GBASE-CR4 at a length of 2.5 metres. It suits short in-rack or adjacent-rack switch-to-switch connections where a low-cost copper link is preferred over optics. It is part of the Arista CAB-Q-Q-100G family and is supported on Arista EOS from version 4.15.2.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Passive twinax copper construction for short-reach 100G links
- QSFP28 to QSFP28 connectivity on both ends
- Low-cost alternative to optical transceivers for in-rack and adjacent-rack runs
- Part of the CAB-Q-Q-100G family, offered in 0.5, 1, 1.5, 2, 2.5, 3 and 5 metre lengths
- Supported on Arista EOS from version 4.15.2

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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specs-tabs

Technical Specifications

FAQs

Technical Specifications

- Standard: 100GBASE-CR4
- Connectors: QSFP28 to QSFP28
- Cable type: passive twinax copper
- Length: 2.5 metres
- Characteristic impedance: 100 Ohm differential
- Minimum EOS version: 4.15.2

FAQs

Q: What standard does this cable support?
A: It supports 100GBASE-CR4 over passive twinax copper with QSFP28 connectors at both ends.

Q: What is the cable length?
A: This SKU is the 2.5 metre version of the CAB-Q-Q-100G family, which also includes 0.5, 1, 1.5, 2, 3 and 5 metre lengths.

Q: Is this an active or passive cable?
A: It is a passive twinax copper direct attach cable and does not contain active optical components.

Q: Where is this cable typically used?
A: It is designed for short-reach 100G connections between switches within a rack or across adjacent racks.

Q: Which Arista EOS version is required?
A: The CAB-Q-Q-100G family is supported from Arista EOS version 4.15.2.

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