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H-D400-4Q100-3M

The Arista H-D400-4Q100-3M is a 3-meter QSFP-DD to 4xQSFP28 breakout active copper cable designed for high-density 400G to 100G connectivity. This reliable interconnect solution provides a cost-effective way to bridge high-speed ports across your rack infrastructure with low latency and minimal power consumption.

SKU: H-D400-4Q100-3M Brand: Product ID: 377675

Description

Arista H-D400-4Q100-3M Overview

The H-D400-4Q100-3M is a high-performance active copper breakout cable designed to bridge the gap between 400G and 100G interfaces in high-density data center environments. This robust interconnect solution, identified by the SKU H-D400-4Q100-3M, ensures reliable signal integrity across a three-meter reach for demanding networking architectures. Engineered for seamless integration with Arista switching platforms, it provides a cost-effective alternative to optical transceivers for short-range rack-to-rack connectivity. By utilizing this cable, network administrators can efficiently manage port density while maintaining the low-latency performance required for modern cloud infrastructures.

Arista H-D400-4Q100-3M Technical Details

Featuring a QSFP-DD to 4xQSFP28 form factor, the H-D400-4Q100-3M supports high-bandwidth data transmission with minimal power consumption compared to active optical alternatives. This cable assembly is constructed with premium shielding to prevent electromagnetic interference, ensuring stable throughput for critical server-to-switch links. Its durable build quality makes it an excellent choice for secondary market buyers seeking reliable, pre-owned hardware that meets rigorous enterprise standards. Each unit is tested to ensure full compatibility with Arista’s ecosystem, providing a dependable hardware solution for scaling your network capacity.

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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