Name: CRS Series 20 Port Gigabit Ethernet Flexible
Brand: Cisco
Price: 2229.95 USD
Availability: InStock

Cisco 20-1GE-FLEX CRS Series 20 Port Gigabit Ethernet Flexible

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$2,229.95

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In Stock: 3
Manufacturer: Cisco
Model or Part: 20-1GE-FLEX
Condition: Refurbished
Weight: 3.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview

The Cisco CRS Series 20-1GE-FLEX is a high-performance Gigabit Ethernet module designed for modular chassis environments where flexibility and scalability are paramount. With twenty independent 1Gbps ports, this line card delivers reliable connectivity for data center aggregation, campus networks, and service provider edge deployments. The flexible architecture allows each port to be configured as either copper or fiber, giving network architects the freedom to adapt to evolving infrastructure needs without replacing hardware.

Key Features

Twenty configurable 1Gbps Ethernet ports - support for both RJ45 copper and SFP fiber optics
Hot-swap capable - install or replace the module without powering down the chassis
Low latency switching optimized for high-throughput applications
Advanced traffic management with QoS, ACLs and port mirroring
Energy efficient design with dynamic power scaling based on traffic load
Integrated diagnostics and real-time monitoring via Cisco IOS XE

Technical Specifications

Model/Part Number: 20-1GE-FLEX
Port Type: 10/100/1000BASE-T (RJ45) or 1000BASE-SX/LX (SFP)
Maximum Throughput: 20Gbps aggregate
Latency: sub-microsecond per packet
Power Consumption: 12W typical, 15W peak
Operating Temperature: 0 to 40 deg C
Dimensions: standard Cisco line card form factor for CRS chassis
Supported Software: Cisco IOS XE 16.9 and later

Typical Applications

Data center top-of-rack or aggregation layer where mixed media connections are required
Campus backbone linking multiple buildings with a combination of copper and fiber links
Service provider edge routers needing scalable Gigabit Ethernet access for customers
Industrial networks that demand hot-swap capability and robust diagnostics
Any environment that benefits from flexible port configuration without additional hardware investment

The Cisco CRS Series 20-1GE-FLEX offers a blend of performance, adaptability and ease of management that helps organizations future-proof their network while maintaining high reliability and low operational cost.