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QDD-200G-2LR4

The Arista QDD-200G-2LR4 is a high-performance 200G QSFP-DD optical transceiver designed for long-reach data center interconnects over single-mode fiber. This reliable module offers high-density connectivity and is an ideal, cost-effective solution for upgrading your existing network infrastructure with proven, pre-owned hardware.

SKU: QDD-200G-2LR4 Brand: Product ID: 377539
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Description

Arista QDD-200G-2LR4 Overview

The QDD-200G-2LR4 is a high-performance QSFP-DD optical transceiver designed by Arista to provide reliable 200G connectivity over long-range single-mode fiber links. This module is an ideal choice for data center interconnects, offering a compact form factor that maximizes port density while maintaining robust signal integrity. When sourcing the QDD-200G-2LR4 for your secondary market infrastructure, you benefit from a proven, enterprise-grade solution that ensures seamless interoperability with existing Arista networking hardware. Its efficient design helps reduce power consumption, making it a cost-effective upgrade for expanding high-speed network backbones.

Arista QDD-200G-2LR4 Technical Details

Engineered to operate at 200Gbps, the QDD-200G-2LR4 utilizes advanced laser technology to support transmission distances up to 10 kilometers. This transceiver features four lanes of 50Gbps PAM4 signaling, ensuring high throughput for demanding cloud and enterprise applications. The hot-swappable interface allows for quick installation and maintenance, which is essential for minimizing downtime in critical server environments. By integrating this module, network architects can achieve superior performance and scalability across their fiber-optic fabric without the premium cost of new equipment.

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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