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QSFP-100G-CWDM4-S

The Cisco QSFP-100G-CWDM4-S is a compact, high-performance 100G transceiver designed for data center and enterprise applications, supporting up to 2 km over duplex single-mode fiber with low power consumption and reliable CWDM4 MSA-compliant connectivity—ideal for cost-effective used hardware deployments.

SKU: QSFP-100G-CWDM4-S Brand: Product ID: 127072
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Description

The Cisco QSFP-100G-CWDM4-S is a high-performance, hot-swappable transceiver designed for 100G data center and enterprise networking applications. Built to support the CWDM4 MSA standard, it enables reliable optical connectivity over single-mode fiber (SMF) with a reach of up to 2 km. Operating on four multiplexed wavelengths in the 1270 nm to 1330 nm range, this module ensures efficient data transmission while reducing fiber infrastructure costs. Its compact QSFP28 form factor allows seamless integration into compatible Cisco networking equipment, optimizing performance and scalability.

Designed for demanding network environments, the QSFP-100G-CWDM4-S supports a maximum data rate of 103.125 Gbps, ensuring high-speed connectivity for bandwidth-intensive applications. It features a duplex LC connector and operates with a typical power consumption of less than 3.5W, promoting energy efficiency. The module includes built-in digital diagnostics monitoring (DDM) for real-time performance tracking, enhancing network reliability. Ideal for expanding 100G infrastructure, this transceiver delivers cost-effective, high-speed optical networking with proven Cisco quality.

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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