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by Arista
Product Line: Arista Networks
Product Type: Switch
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Original price $0.00 - Original price $28,789.00
Original price
$0.00 - $28,789.00
Current price $0.00
Title: Surplus

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Product Description

The DCS-7280SR2-48YC6-R Arista features 48 25GbE SFP ports and 6 x 100GbE QSFP ports, supporting up to 72 25GbE, 12 50GbE, 6 40GbE, and 72 10GbE ports with a throughput of 3.6 Tbps and packet processing capability of 1.67 Bpps. It operates with a quad-core x86 CPU, 8 GB of system memory (expandable to 32 GB), and includes 2 hot-swap AC power supplies for redundancy. The switch is designed for efficient cooling with rear to front air flow, fits in a 1 U rack space, and has a typical power draw of 425W, peaking at 647W.

Key Feature for the DCS-7280SR2-48YC6-R

  • What is the maximum number of 25GbE SFP ports available on this switch?
    The switch supports up to 72 25GbE SFP ports.
  • How does the 6 x 100GbE QSFP switch manage thermal efficiency?
    It utilizes a rear to front air flow system for cooling.
  • What are the options for power supply units in the switch?
    The switch comes with 2 AC power supply units, supporting 1+1 redundancy.
  • Can you detail the maximum supported Ethernet speeds and port counts for the switch?
    Yes, the switch supports a maximum of 12 50GbE ports, 6 40GbE ports, 72 25GbE ports, and 72 10GbE ports.
  • What throughput and packets per second does the switch offer?
    The switch provides a throughput of 3.6 Tbps and can process 1.67 billion packets per second (Bpps).
  • What are the specifications of the CPU and system memory?
    It is equipped with a Quad-Core x86 CPU and 8 GB of system memory, which is expandable to 32 GB.
  • Detail the storage and management port options available on the switch.
    The switch includes 4 GB of flash storage memory, 2 USB ports, 1 100/1000 management port, and 1 RS-232 serial port (RJ-45).
  • How is the switch designed for redundancy?
    It features 2 hot-swap power supplies (1+1 redundant) and 4 hot-swap fans (N+1 redundant).
  • What are the physical dimensions and weight of the switch?
    The switch measures 19 x 1.75 x 20.6 inches (48.3 x 4.4 x 52.3 cm) and weighs 22.9 lbs (10.4 kg).
  • Can you provide details on power consumption and rack space requirements?
    The switch has a typical power draw of 425W, with a maximum of 647W, and occupies 1 rack unit (1U).

Product Review

The Arista DCS-7280SR2-48YC6-R switch offers high-density configurations with 48 25GbE SFP ports and six 100GbE QSFP ports, supporting a maximum throughput of 3.6 Tbps and 1.67 billion packets per second, catering to demanding data center environments. However, its power consumption, peaking at 647W, may pose challenges for energy-conscious deployments. Additionally, while the switch boasts a quad-core x86 CPU and up to 32 GB of system memory, enhancing its processing capabilities, the base 4 GB of flash storage might limit extensive logging or complex configurations without an upgrade.


The Arista DCS-7280SR2-48YC6-R is a high-performance network switch designed for data center and high-capacity enterprise environments. It offers a comprehensive set of features to meet the requirements of the most demanding data and storage network environments. This product overview focuses on the hardware specifications of the Arista DCS-7280SR2-48YC6-R. At the core of its design, the switch includes 48 25GbE SFP ports and 6 100GbE QSFP ports, providing a versatile and high-density networking solution. This configuration supports a range of networking needs from 10GbE to 100GbE, making it ideal for scaling network infrastructure. The switch's maximum capacity allows for up to 12 50GbE ports, 6 40GbE ports, 72 25GbE ports, and 72 10GbE ports, offering flexibility for various deployment scenarios. The Arista DCS-7280SR2-48YC6-R delivers impressive performance metrics, including a throughput of 3.6 Tbps and a packet processing capability of 1.67 billion packets per second (Bpps). Network latency is minimized, starting from 3.8 microseconds, ensuring high-speed data transmission and efficient operations. Powered by a quad-core x86 CPU and equipped with 8 GB of system memory, which is expandable up to 32 GB, the switch is prepared to handle demanding network tasks and applications. Storage needs are addressed with 4 GB of flash memory. Additionally, the switch includes two USB ports for expanded connectivity and management options. For management connectivity, the switch provides one 100/1000 management port and one RS-232 serial port (RJ-45), facilitating easy integration and management within a network infrastructure. The inclusion of hot-swap power supplies and fans, both with redundancy (1+1 for power and N+1 for fans), ensures uninterrupted operation and ease of maintenance. Designed to fit efficiently in any data center, the switch occupies only 1 rack unit (U) and measures 19 x 1.75 x 20.6 inches (48.3 x 4.4 x 52.3 cm). Despite its compact size, it maintains a typical power draw of 425W, with a maximum draw of 647W, balancing performance with energy efficiency. Its weight of 22.9 lbs (10.4 kg) makes it manageable for installation and relocation within the data center. Key Specifications: -
  • Throughput and performance: 3.6 Tbps throughput and 1.67 Bpps packets/second.
  • Flexible port configuration: Supports up to 72 25GbE and 12 50GbE ports.
  • Efficient design: Occupies 1U rack space with rear to front air flow for optimal cooling.
In summary, the Arista DCS-7280SR2-48YC6-R is engineered to meet the needs of modern data centers and high-performance computing environments. Its comprehensive set of hardware specifications and capabilities make it a suitable choice for organizations looking to optimize their network infrastructure for speed, reliability, and scalability.


Item NumberDCS-7280SR2-48YC6-R
Port Configuration48 ports of 25GbE SFP, 6 ports of 100GbE QSFP
Airflow DirectionBack to front
Power SuppliesDual AC units
Maximum 50GbE Ports12
Maximum 40GbE Ports6
Maximum 25GbE Ports72
Maximum 10GbE Ports72
Data Throughput3.6 Terabits per second
Packet Processing Rate1.67 Billion packets per second
Network LatencyAs low as 3.8 microseconds
Processor TypeQuad-Core x86
Main Memory8 GB, expandable to 32 GB
USB Interface2 ports
Internal Storage4 GB Flash
Management InterfaceOne 100/1000 Base-T port
Serial InterfaceOne RS-232 port (RJ-45)
Redundant Power OptionYes, dual supplies (1+1)
Redundant Fan MechanismYes, four fans (N+1)
Form Factor1U rack-mountable
Dimensions19 inches width x 1.75 inches height x 20.6 inches depth
Energy Consumption425W typical, 647W maximum
Device Weight22.9 pounds

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