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CPAK-100G-ER4

The Cisco CPAK-100G-ER4 is a high-performance, compact 100Gbps optical transceiver designed for extended-reach data center and enterprise networking, offering up to 40 km transmission over single-mode fiber—ideal for cost-effective, scalable deployment in used network hardware environments.

SKU: CPAK-100G-ER4 Brand: Product ID: 125838
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Description

The Cisco CPAK-100G-ER4 is a high-performance 100GBASE-ER4 transceiver module designed for long-range data transmission over single-mode fiber (SMF). With a reach of up to 40 km, it supports four-channel LAN WDM (LWDM) optics and uses duplex LC connectors for reliable connectivity. The module is hot-swappable and energy-efficient, making it an excellent choice for upgrading network infrastructure without excessive power consumption. Built for compatibility with Cisco networking equipment, it ensures seamless integration into existing systems.

This transceiver operates on a 1295.56 nm to 1309.14 nm wavelength range and supports data rates of up to 103.125 Gbps, ensuring high-speed performance for enterprise and service provider networks. Designed with robust digital diagnostics monitoring (DDM), it provides real-time insights into operating conditions, enhancing network reliability. The durable construction and compliance with industry standards make it a cost-effective solution for extending network reach while maintaining high data integrity. Perfect for those seeking reliable used networking hardware, this module delivers exceptional performance at a competitive value.

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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