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ONS-SI-2G-L2

The Cisco ONS-SI-2G-L2 is a reliable, compact 2.5 Gbps optical interface module designed for seamless integration into Cisco optical networking systems, ideal for cost-effective expansion and performance in used network hardware environments.

SKU: ONS-SI-2G-L2 Brand: Product ID: 309782
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Description

The Cisco ONS-SI-2G-L2 is a Small Form-Factor Pluggable (SFP) optical transceiver module designed for high-performance optical networking within the Cisco Optical Networking System (ONS) platform. Engineered for 2.5 Gbps SONET/SDH applications, it supports long-reach (L2) transmission over single-mode fiber, making it ideal for metro and long-haul network deployments. With a typical reach of up to 80 kilometers, this module provides reliable, high-speed connectivity for demanding enterprise and service provider environments. Its hot-swappable design allows for simple integration and replacement without disrupting active network operations.

This used Cisco ONS-SI-2G-L2 module offers a cost-effective solution for expanding or maintaining legacy optical infrastructure. It features an LC duplex connector and adheres to industry standards for optical performance and signal integrity. The module operates within a standard temperature range, ensuring consistent functionality in controlled environments. Each unit is thoroughly tested to meet Cisco’s quality and interoperability standards, making it a dependable choice for extending the life of existing network systems.

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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