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QDD-400G-PLR4-S

The Arista QDD-400G-PLR4-S is a high-performance 400GBASE-PLR4 QSFP-DD optical transceiver designed for long-reach single-mode fiber connectivity. This reliable module supports high-density data center environments, providing efficient, low-latency transmission for demanding 400GbE networking applications.

SKU: QDD-400G-PLR4-S Brand: Product ID: 377524
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Description

Arista QDD-400G-PLR4-S Overview

The Arista QDD-400G-PLR4-S is a high-performance 400G QSFP-DD optical transceiver designed for high-density data center environments. This module utilizes parallel single-mode fiber technology to provide reliable, long-reach connectivity for demanding enterprise networks. By choosing the QDD-400G-PLR4-S for your secondary market infrastructure, you gain access to robust throughput capabilities that maintain signal integrity over extended distances. It is an ideal solution for administrators looking to scale their bandwidth without compromising on Arista’s signature hardware reliability.

Arista QDD-400G-PLR4-S Technical Details

Engineered for seamless integration, the QDD-400G-PLR4-S features a compact form factor that optimizes port density on compatible switches and routers. This transceiver supports advanced diagnostic monitoring, allowing network engineers to track optical power levels and temperature in real-time. Each unit undergoes rigorous testing to ensure it meets original performance standards, providing a cost-effective alternative to brand-new inventory. Its sophisticated internal components are housed in a ruggedized casing to protect against thermal fluctuations and physical wear during operation.

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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