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A-D400-2Q200-1M

The Arista A-D400-2Q200-1M is a 1-meter QSFP-DD to 2xQSFP28 breakout direct attach copper (DAC) cable designed for high-speed 400G to 2x100G connectivity. This passive cable provides a reliable, low-latency solution for high-density server-to-switch interconnects in data center environments.

SKU: A-D400-2Q200-1M Brand: Product ID: 377779
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Description

Arista A-D400-2Q200-1M Overview

The A-D400-2Q200-1M is a high-performance direct attach copper (DAC) breakout cable designed by Arista Networks for high-density data center environments. This specific A-D400-2Q200-1M assembly features a robust, shielded twinax design that ensures minimal signal interference and reliable data transmission across short-reach interconnects. It is engineered to facilitate seamless connectivity between 200G QSFP-DD ports and multiple 40G QSFP+ interfaces, providing a flexible solution for network expansion. Buyers of used hardware will appreciate the durable construction of this cable, which remains a staple for optimizing port density in legacy and modern switch architectures.

Arista A-D400-2Q200-1M Technical Details

Technically, the A-D400-2Q200-1M operates as a passive cable assembly measuring one meter in length, making it ideal for rack-level top-of-rack deployments. It supports high-speed data throughput while maintaining low power consumption, which is critical for maintaining energy efficiency in dense server environments. The connectors are precision-molded to ensure a secure fit, preventing accidental disconnections during routine maintenance or vibration. When sourcing this component, verify that the cable jacket and connector pins are free of oxidation to ensure the unit performs to its original factory specifications.

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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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