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QDD-400G-SRBD

The Arista QDD-400G-SRBD is a high-performance 400G QSFP-DD transceiver designed for short-reach, bidirectional data center connectivity over duplex multimode fiber. This reliable module offers a cost-effective solution for upgrading high-density network backbones while maintaining compatibility with existing cabling infrastructure.

SKU: QDD-400G-SRBD Brand: Product ID: 377503
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Description

Arista QDD-400G-SRBD Overview

The QDD-400G-SRBD is a high-performance 400G QSFP-DD optical transceiver designed by Arista to facilitate high-density data center connectivity. This module utilizes bi-directional transmission technology to deliver reliable, high-speed data throughput over short-reach multimode fiber links. By choosing the QDD-400G-SRBD for your networking infrastructure, you ensure seamless compatibility with Arista’s robust switching platforms while maintaining exceptional signal integrity. It serves as an ideal solution for engineers looking to scale their bandwidth capacity without compromising on power efficiency or hardware reliability.

Arista QDD-400G-SRBD Technical Details

Engineered for demanding enterprise environments, the QDD-400G-SRBD features a compact form factor that optimizes port density within standard rack configurations. This transceiver supports advanced digital diagnostics monitoring, allowing network administrators to track real-time performance metrics and thermal status easily. The robust internal components are housed in a durable metal chassis, ensuring longevity and protection against electromagnetic interference in busy server rooms. This pre-owned hardware component provides a cost-effective path to upgrading your existing network architecture to modern 400G 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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