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CAB-D-D-400G-3M

The Arista CAB-D-D-400G-3M is a 3-meter QSFP-DD to QSFP-DD passive direct attach copper (DAC) cable designed for high-speed 400GbE data center interconnects. This reliable, low-latency cable provides a cost-effective plug-and-play solution for short-reach server-to-switch connectivity in high-density networking environments.

SKU: CAB-D-D-400G-3M Brand: Product ID: 377583
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Description

Arista CAB-D-D-400G-3M Overview

The CAB-D-D-400G-3M is a high-performance Direct Attach Copper (DAC) cable designed specifically for high-speed data center interconnects. This robust 3-meter assembly supports 400G Ethernet throughput, ensuring low-latency communication between switches and servers within your rack environment. By utilizing the CAB-D-D-400G-3M, network administrators can achieve reliable, plug-and-play connectivity without the need for additional optical transceivers. Its shielded design minimizes electromagnetic interference, making it an ideal choice for dense, high-bandwidth computing clusters.

Arista CAB-D-D-400G-3M Technical Details

Engineered for efficiency, the CAB-D-D-400G-3M features QSFP-DD connectors on both ends to facilitate seamless integration with Arista’s advanced switching platforms. The cable assembly is constructed with premium-grade copper wiring that maintains signal integrity over its full 3-meter length. This passive cable solution is power-efficient, as it draws minimal energy compared to active optical alternatives. It serves as a cost-effective, durable component for secondary market buyers looking to scale their network infrastructure while maintaining strict performance standards.

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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