• Silver-colored sfp+ transceiver modules with blue handles and metallic connectors for arista cab-q-q-100g-2.5 dac cable
1 1

Arista

Arista CAB-Q-Q-100G-2.5 | 100G QSFP28 DAC Twinax Cable, 100GBASE-CR4, 2.5m

Arista CAB-Q-Q-100G-2.5 | 100G QSFP28 DAC Twinax Cable, 100GBASE-CR4, 2.5m

CAB-Q-Q-100G-2.5

Stock Status: Enquire

$0.00 AUD
$0.00 AUD
$0.00 AUD
Sale Stock Status: Enquire
Taxes included. Shipping calculated at checkout.

Description

The Arista CAB-Q-Q-100G-2.5 is a 100GBASE-CR4 passive Direct Attach Copper (DAC) Twinax cable delivering 100 Gbps QSFP-to-QSFP connectivity over 2.5 metres. Designed for high-density data centre environments, it is the ideal low-latency, low-power solution for top-of-rack and inter-switch links where short-reach 100G connectivity is required. With no active components and full IEEE 802.3 compliance, it integrates seamlessly into Arista 100G switch deployments running EOS 4.15.2 or later.

As part of Arista's unified Optics Modules and Cables portfolio, this cable supports breakout to 4x25G with appropriate EOS configuration, is hot-swappable for minimal downtime, and is available across a range of lengths from 0.5 m to 5 m to suit varied rack layouts. Purchase with confidence from iptrading.com.au — your local source for enterprise-grade networking solutions.

Features

- Passive DAC design — no active components means ultra-low power consumption and heat output
- 100GBASE-CR4 compliant — fully interoperable with IEEE 802.3 standards
- QSFP-to-QSFP connectivity ideal for top-of-rack and inter-switch short-reach links
- Compatible with Arista 100G QSFP switch ports; supports 40G use cases
- Breakout support — configurable as 4x25G with Arista EOS
- Hot-swappable for maximum uptime and simplified servicing
- Part of Arista's unified portfolio covering 1G to 400GE
- Available in multiple lengths: 0.5, 1, 1.5, 2, 2.5, 3, and 5 metres

Warranty

Arista hardware products come with a 1-year limited hardware warranty, covering defects in materials and workmanship under normal use.
Extended Warranty Options:
IP Trading offers tailored extended warranty solutions and support packages for Arista products. Contact our team to explore options that align with your organisation's needs.
https://www.arista.com/assets/data/pdf/Warranty.pdf

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

View full details

specs-tabs

Technical Specifications

FAQs

Datasheet

Technical Specifications

- Part Number: CAB-Q-Q-100G-2.5
- Standard: 100GBASE-CR4
- Connector Type: QSFP28 to QSFP28
- Cable Type: Passive Twinax Copper (DAC)
- Cable Length: 2.5 metres
- Data Rate: 100 Gbps
- Electrical Interface: 4 x 25G NRZ lanes
- Form Factor: QSFP28
- Minimum Arista EOS Version: 4.15.2
- Hot-swappable: Yes

FAQs

Q: What switch ports is the CAB-Q-Q-100G-2.5 compatible with?
A: This cable is compatible with Arista switches equipped with 100G QSFP28 ports running EOS 4.15.2 or later. It also supports 40G use cases in applicable configurations.

Q: Can this DAC cable be used for breakout connectivity?
A: Yes. With the appropriate Arista EOS configuration, the CAB-Q-Q-100G-2.5 supports breakout operation as 4x25G, providing flexible deployment options in high-density spine-leaf architectures.

Q: Is this a passive or active cable?
A: It is a passive Direct Attach Copper (DAC) Twinax cable. Passive cables contain no active electronic components, resulting in lower power consumption, reduced latency, and lower cost compared to active optical cables.

Q: What is the maximum recommended distance for this cable?
A: This cable is designed for short-reach applications up to 2.5 metres, making it ideal for intra-rack and top-of-rack connections. Arista offers other lengths from 0.5 m to 5 m for varying rack distances.

Q: What warranty does this Arista DAC cable carry?
A: The CAB-Q-Q-100G-2.5 is covered by Arista's 1-Year Limited Hardware Warranty, which includes parts, repair, or replacement with a 10 business day turnaround. Optional Next Business Day and 4-hour advance hardware replacement services are also available.

Q: Can I purchase the Arista CAB-Q-Q-100G-2.5 in Australia?
A: Yes. iptrading.com.au stocks and supplies Arista DAC cables including the CAB-Q-Q-100G-2.5 to Australian businesses. Contact the team for pricing, availability, and volume pricing for data centre deployments.

Datasheet

This product has a detailed PDF datasheet available. Open PDF datasheet in a new tab .

Your browser can’t display the embedded PDF. Click here to open it in a new tab.

Recently Viewed

  • Request for a Quote

    Looking for competitive pricing? Submit a request, and our team will provide a tailored quote that fits your needs.

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Call us Now  

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Contact us