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by Arista
Product Line: Arista
Product Type: Switch
Original price $0.00 - Original price $11,970.00
Original price
$0.00 - $11,970.00
Current price $11,970.00
Title: Used

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Product Description

The DCS-7280SRA-48C6-R is equipped with 48x10GbE (SFP+) ports and 6x100GbE QSFP ports, supporting a maximum throughput of 2.16 Tbps and a packet processing capability of 720 Mpps. It features AlgoMatch technology, a quad-core x86 CPU, and options for system memory up to 32 GB, designed for efficient data routing with a latency starting from 3.8 us. The unit also includes hot-swappable components such as 2 AC power supplies and 4 fans, ensuring uninterrupted operation and maintenance, with a configuration that supports rear to front air flow to optimize cooling.

Key Feature for the DCS-7280SRA-48C6-R

  • What are the maximum 10GbE and 100GbE ports available on the 48x10GbE (SFP+) 6x100GbE QSFP switch router?
    The switch router supports up to 72 10GbE ports and 6 100GbE ports.
  • How does AlgoMatch technology benefit the switch router?
    AlgoMatch enhances packet processing efficiency, allowing for advanced data matching and filtering without compromising throughput.
  • What is the airflow direction for cooling in this device?
    The device uses a rear to front air cooling mechanism to maintain optimal operating temperatures.
  • Describe the power redundancy features of the switch router.
    It includes 2x AC hot-swap power supplies configured in a 1+1 redundant setup, ensuring continuous operation in case one power supply fails.
  • What is the throughput and packets per second capacity of the switch router?
    The switch router offers a throughput of 2.16 Tbps (full-duplex) and can handle up to 720 million packets per second (Mpps).
  • What CPU and system memory specifications does the switch router have?
    It is equipped with a Quad-Core x86 CPU and comes with 8 GB of system memory, which is expandable to 32 GB.
  • How many USB and RS-232 serial ports does the switch router include?
    The device features 2 USB ports and 1 RS-232 serial port (RJ-45).
  • Can you detail the hot-swappable components of the switch router?
    The switch router includes 2 hot-swap power supplies and 4 hot-swappable fans, providing N+1 redundancy for the cooling system.
  • What are the physical dimensions and weight of the switch router?
    The switch router measures 19 x 1.75 x 16 inches (48.3 x 4.4 x 40.6 cm) and weighs 19.6 lbs (8.9 kg).
  • What is the typical and maximum power draw of the switch router?
    The typical power draw is 313W, with a maximum draw of 410W.

Product Review

The Arista DCS-7280SRA-48C6-R provides a high-density configuration with 48x10GbE SFP+ and 6x100GbE QSFP ports, supporting a wide range of connectivity options for scalable network designs. However, its throughput of 2.16 Tbps and packets per second rate of 720 Mpps, while substantial, may not meet the demands of the most data-intensive environments. Additionally, the unit's rear-to-front air flow and dual AC hot-swappable power supplies ensure reliability and ease of maintenance in data center deployments.


The Arista DCS-7280SRA-48C6-R is a high-performance switch router designed to meet the needs of data centers and high-demand networking environments. It features 48x10GbE SFP+ ports and 6x100GbE QSFP ports, providing a flexible and scalable solution for various network architectures. This device supports a maximum of 12x50GbE ports, 6x40GbE ports, 24x25GbE ports, and can be expanded to support up to 72x10GbE ports, making it versatile for different bandwidth requirements. Key hardware specifications include a throughput of 2.16 terabits per second (Tbps) and a packet processing capability of 720 million packets per second (Mpps), ensuring efficient data handling and transmission across the network. The switch router boasts a low latency starting from 3.8 microseconds, facilitating fast communication between devices. It is powered by a quad-core x86 CPU and comes with 8 GB of system memory, which can be optionally expanded to 32 GB for enhanced performance. Storage needs are addressed with 4 GB of flash memory, and connectivity options include two USB ports for external storage or devices, one 100/1000 management port, and one RS-232 serial port (RJ-45) for console management. The device is designed with operational efficiency in mind, featuring two hot-swappable AC power supplies for 1+1 redundancy and four hot-swappable fans for N+1 redundancy, ensuring uninterrupted service and easy maintenance. The air flow is designed from rear to front, optimizing cooling in standard rack configurations. -
  • Throughput (fd): 2.16 Tbps
  • Latency: From 3.8 microseconds
  • System Memory: 8 GB (32 GB optional)
Regarding dimensions, the unit measures 19 inches in width, 1.75 inches in height, and 16 inches in depth (48.3 x 4.4 x 40.6 cm), making it a compact solution for rack installations. The power efficiency is highlighted by its typical power draw of 313 watts, with a maximum of 410 watts, reflecting its capability to deliver high performance while managing energy consumption effectively. The device weighs 19.6 pounds (8.9 kg), allowing for relatively easy handling during installation or maintenance. Arista's AlgoMatch technology is another notable feature, providing advanced packet matching and forwarding capabilities, which enhances the efficiency and security of data processing. This technology ensures that the switch router can handle complex network policies without sacrificing performance. In summary, the Arista DCS-7280SRA-48C6-R is a highly capable switch router that offers a wide range of port configurations, high throughput, low latency, and advanced features such as AlgoMatch technology. Its design focuses on scalability, performance, and reliability, making it an ideal choice for data centers and enterprises looking to build or expand their network infrastructure.


Item Number and ProducerArista DCS-7280SRA-48C6-R
Interface Configuration48x10 GbE SFP+ and 6x100 GbE QSFP
Technology for Pattern MatchingAlgoMatch
Airflow DirectionBack to Front
Power Supply Units2 AC
Maximum 50GbE Interfaces12
Maximum 40GbE Interfaces6
Maximum 25GbE Interfaces24
Maximum 10GbE Interfaces72
Data Throughput (full-duplex)2.16 Terabits per second
Rate of Packets720 Million packets per second
Network LatencyAs low as 3.8 microseconds
Processor TypeQuad-Core x86
Main Memory8 GB (Upgradeable to 32 GB)
USB Interfaces2
Internal Storage4 GB Flash
Management Port Speeds1 Gigabit Ethernet
Serial Interface1 (RJ-45)
Power Supply RedundancyYes, 2 (1+1 Configuration)
Fan RedundancyYes, 4 (N+1 Configuration)
Dimensions19 x 1.75 x 16 inches (48.3 x 4.4 x 40.6 cm)
Power Consumption (Typical/Peak)313W / 410W
Device Weight19.6 pounds (8.9 kg)

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