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A-D400-Q400-25M

The Arista A-D400-Q400-25M is a high-performance 400G QSFP-DD to 400G QSFP-DD active optical cable (AOC) designed for high-speed, low-latency data center interconnects. This reliable cabling solution provides seamless 400Gbps connectivity, making it an ideal choice for upgrading or expanding your existing Arista network infrastructure.

SKU: A-D400-Q400-25M Brand: Product ID: 377772
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Description

Arista A-D400-Q400-25M Overview

The A-D400-Q400-25M is a high-performance active optical cable designed by Arista Networks to provide reliable, high-speed connectivity within dense data center environments. This specific A-D400-Q400-25M assembly serves as a critical bridge between 400G QSFP-DD ports, ensuring seamless data transmission across your existing server infrastructure. Engineered for durability and efficiency, this cable is an ideal choice for network administrators looking to scale their operations with certified, pre-owned hardware. Its robust design minimizes signal loss, making it a dependable solution for demanding enterprise networking requirements.

Arista A-D400-Q400-25M Technical Details

The A-D400-Q400-25M features a 25-meter reach, providing the necessary length for complex rack-to-rack configurations without compromising throughput. It utilizes advanced fiber optic components to maintain low latency and high signal integrity across the entire length of the cable. This hardware is fully compatible with Arista’s high-density switching platforms, offering a plug-and-play experience for rapid deployment. By opting for this tested, used component, you gain access to premium networking performance while maintaining a cost-effective strategy for your data center expansion.

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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