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by Cisco
Product Line: Cisco ASR 9000 Series
Product Type: Combo Ethernet Line Card
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Title: Surplus

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Product Description

The A9K-2T20GE-E features 20 Gigabit Ethernet ports and 2 10 Gigabit Ethernet ports, requiring XFPs for 10 GE and SFPs for GE, supporting pluggable interfaces on the Cisco IOS XR software. It is designed with dimensions of 14 inches (H) x 1.72 inches (W) x 20.5 inches (D) and weighs between 14 to 19 lbs, with a power consumption range of 310 W to 565 W. Operating conditions are specified from 5 °C to 40 °C temperature, 10% to 85% relative humidity, and altitude from -60 m to 4000 m.

FAQs for the A9K-2T20GE-E

  • What is the total number of Gigabit Ethernet ports available?
    The device has 20 Gigabit Ethernet ports.
  • How many 10 Gigabit Ethernet ports does the hardware support?
    It supports 2 10 Gigabit Ethernet ports.
  • What type of queue does the device utilize?
    The device uses a High queue type.
  • Are XFPs required for 10 Gigabit Ethernet connectivity?
    Yes, XFPs are required for 10 Gigabit Ethernet connectivity.
  • Is it necessary to use SFPs for Gigabit Ethernet interfaces?
    Yes, SFPs are necessary for Gigabit Ethernet interfaces.
  • What are the physical dimensions of the device?
    The device measures 14 inches in height, 1.72 inches in width, and 20.5 inches in depth.
  • What is the weight range of the hardware?
    The hardware weighs between 14 and 19 lbs.
  • What power range does the device operate within?
    It operates within a power range of 310 W to 565 W.
  • What are the operating temperature limits?
    The operating temperature ranges from 5 °C to 40 °C.
  • Does the device support pluggable interfaces?
    Yes, the device supports pluggable interfaces.

Product Review

The Cisco A9K-2T20GE-E module offers a balanced combination of 20 Gigabit Ethernet ports and 2 10 Gigabit Ethernet ports, catering to diverse network demands. However, the requirement for separate XFPs for 10 GE and SFPs for GE increases initial setup costs and complexity. It operates efficiently within a wide range of temperatures and altitudes, but its power consumption, ranging from 310W to 565W, could be a concern for energy-conscious deployments.


The Cisco A9K-2T20GE-E module is designed for high-capacity Ethernet networking, offering a mix of Gigabit and 10 Gigabit Ethernet ports to meet diverse network demands. This module features 20 Gigabit Ethernet ports and 2 10 Gigabit Ethernet ports, accommodating a wide range of connectivity needs for various applications and services. The module requires XFPs for the 10 Gigabit Ethernet ports and SFPs for the Gigabit Ethernet ports, ensuring flexible and scalable network configurations. With a high queue type, the Cisco A9K-2T20GE-E is engineered to handle significant amounts of data, prioritizing and managing traffic efficiently to maintain steady network performance. This capability is crucial for networks that experience varying levels of congestion and require reliable data throughput. The physical dimensions of the module are compact, with a height of 14 inches, a width of 1.72 inches, and a depth of 20.5 inches, making it suitable for standard network racks and enclosures. Despite its size, the module is relatively lightweight, ranging from 14 to 19 lbs, which facilitates easy installation and maintenance. Power consumption is another critical aspect of the Cisco A9K-2T20GE-E, with a minimum power requirement of 310 W and a maximum of 565 W. This range allows for efficient operation while maintaining the performance levels needed for demanding network environments. Environmental conditions can significantly impact hardware performance, and the Cisco A9K-2T20GE-E is built to operate within a broad range of temperatures and humidity levels. It operates optimally between 5 °C and 40 °C and can withstand relative humidity levels from 10% to 85% during operation. For storage, the module can endure temperatures from -40 °C to 75 °C and relative humidity from 5% to 95%, ensuring long-term durability under various conditions. Altitude can also affect hardware functionality, and this module is designed to operate effectively between -60 m and 4000 m above sea level, accommodating various geographic locations and scenarios. Furthermore, the Cisco A9K-2T20GE-E supports pluggable interfaces, offering added flexibility for network configurations and expansions. This feature is vital for adapting to changing network requirements and technologies over time. The module runs on Cisco IOS XR software, providing a robust and intuitive operating system designed for complex networks. This software enhances the module's performance and reliability, ensuring efficient management and operation of network resources. Key specifications include:
  • Support for both Gigabit and 10 Gigabit Ethernet connectivity.
  • Flexible power usage ranging from 310 W to 565 W.
  • Operates effectively within a wide range of environmental conditions.
In summary, the Cisco A9K-2T20GE-E is a versatile and efficient networking module that provides high-capacity Ethernet connectivity. Its design and features make it suitable for a wide range of network applications, ensuring reliable and efficient operation across diverse environmental conditions and operational demands.


Part Number Cisco A9K-2T20GE-E
Manufacturer Cisco
Gigabit Ethernet Ports Quantity 20
10 Gigabit Ethernet Ports Quantity 2
Queue Classification High
10 GE XFP Modules Necessary Yes
GE SFP Modules Necessary Yes
Height 14 Inches
Width 1.72 Inches
Depth 20.5 Inches
Weight Range 14 to 19 lbs
Power Consumption Minimum 310 W
Power Consumption Maximum 565 W
Operating Temperature Range Low 5 °C
Operating Temperature Range High 40 °C
Operating Humidity Range Low 10%
Operating Humidity Range High 85%
Storage Temperature Range Low -40 °C
Storage Temperature Range High 75 °C
Storage Humidity Range Low 5%
Storage Humidity Range High 95%
Lowest Operating Altitude -60 m
Highest Operating Altitude 4000 m
Modular Interface Support Yes
Operating System Cisco IOS XR

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