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CAB-D-2Q-400G-2M

The Arista CAB-D-2Q-400G-2M is a 2-meter QSFP-DD to 2x QSFP56 passive direct attach copper (DAC) breakout cable designed for high-speed 400G to 2x 200G network connectivity. This reliable, plug-and-play cabling solution is ideal for high-density data center environments requiring cost-effective, low-latency links between switches and servers.

SKU: CAB-D-2Q-400G-2M Brand: Product ID: 377587
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Description

Arista CAB-D-2Q-400G-2M Overview

The CAB-D-2Q-400G-2M is a high-performance direct attach copper cable designed by Arista Networks to facilitate high-speed data transmission within data center environments. This specific CAB-D-2Q-400G-2M assembly features a breakout configuration that enables seamless connectivity between 400G ports and multiple lower-speed interfaces. Its robust shielding and durable connector housings ensure reliable signal integrity for demanding enterprise networking applications. Professionals seeking a cost-effective upgrade for their existing infrastructure will find this cable an ideal solution for short-reach, high-bandwidth interconnects.

Arista CAB-D-2Q-400G-2M Technical Details

Engineered for optimal thermal management and low latency, the CAB-D-2Q-400G-2M measures exactly two meters in length to provide flexible routing options within standard server racks. The cable utilizes high-quality twinaxial copper conductors to maintain consistent performance across its entire operational lifespan. Each unit undergoes rigorous testing to meet Arista’s stringent quality standards, ensuring compatibility with a wide range of switches and network interface cards. This pre-owned hardware offers a reliable, low-power alternative to active optical cabling for those managing dense, high-density computing clusters.

Who We Are
 
ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
What We Do
 
We make it easy to:
  • Sell Used Equipment: Get a quick, hassle-free quote and maximize the value of your old IT gear.
  • Buy Certified Networking Equipment: Access affordable, quality-tested equipment from top brands like Cisco, Juniper, Ciena, Fujitsu, Infinera and more.
Why Choose ROC Telecom?
  • Expertise You Can Trust: 15 years of experience in asset recovery and resale.
  • Sustainable IT Solutions: Reduce waste and support environmentally responsible practices.
  • Competitive Pricing: Fair, fast, and accurate valuations for all your equipment.
  • Free Shipping Logistics: Fast, secure, and hassle-free shipping or pickup options for buyers and sellers.
Our Process
  1. Submit a Request: You can use the “Buy” or “Sell” buttons above to get started — or fill out a form, call us at 585-406-1248, or email bailey@roctelecom.com. Whatever’s easiest for you, we’ll make it quick and hassle-free.
  2. Quick Evaluation: We’ll assess your equipment—whether you’re looking to sell it or find the right gear for your needs—and provide a fair offer.
  3. Simple Logistics: Fast, secure, and straightforward shipping or pickup solutions.
  4. Value Delivered: Recover funds from unused equipment or save on quality-tested networking and telecom gear.
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