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QFX-QSFP-40G-LRM4

The Juniper QFX-QSFP-40G-LRM4 is a high-performance, hot-swappable 40GbE QSFP+ transceiver designed for reliable short-to-medium range data center connectivity over duplex multimode fiber, making it a cost-effective choice for upgrading used network infrastructure.

SKU: QFX-QSFP-40G-LRM4 Brand: Product ID: 314339

Description

The Juniper QFX-QSFP-40G-LRM4 is a high-performance, QSFP+ transceiver module designed for 40 Gigabit Ethernet connectivity over multimode fiber. Ideal for data center and enterprise environments, it supports distances up to 300 meters on OM3 fiber and 400 meters on OM4, making it a reliable solution for medium-range interconnects. Its compact QSFP+ form factor integrates four independent full-duplex channels, each capable of 10 Gbps, to deliver an aggregated 40 Gbps data rate. Designed for energy efficiency and high-density applications, it’s a solid fit for expanding or upgrading existing network infrastructure.

Built to meet rigorous Juniper quality standards, the QFX-QSFP-40G-LRM4 features a hot-swappable design for easy deployment and maintenance. It operates with a wavelength of 1310nm and uses LC duplex connectors, ensuring compatibility with a wide range of fiber cabling. The module is compliant with IEEE 802.3ba 40GBASE-LRM4 specifications and supports Digital Diagnostics Monitoring (DDM) for real-time performance tracking. When sourced used, it offers a cost-effective way to scale network capacity without compromising on performance or reliability.

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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