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by Arista
Product Line: Arista 7280SR Series
Product Type: Data Center Switch
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Original price $0.00 - Original price $0.00
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Title: Surplus

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Product Description

The DCS-7280SR-48C6-M-F is a high-capacity network switch featuring 48x10GbE (SFP+) ports and 6x100GbE QSFP ports, designed for efficient data center operations with a front to rear air cooling system. It delivers a throughput of 2.16 Tbps and a packet processing capability of 720 Mpps, with a low latency starting from 3.8 us, powered by a Quad-Core x86 CPU and 8 GB of system memory (expandable to 32 GB). This switch supports up to 72x10GbE ports, 24x25GbE ports, 12x50GbE ports, and 6x40GbE ports, includes hot-swappable power supplies and fans for redundancy, and has a typical power draw of 263W, maxing out at 381W.

FAQs for the DCS-7280SR-48C6-M-F

  • What is the throughput capability of the 48x10GbE (SFP+) 6x100GbE QSFP switch?
    The throughput capability is 2.16 Tbps.
  • How many 40GbE ports does the switch support?
    The switch supports a maximum of 6 40GbE ports.
  • What type of CPU is used in this switch?
    A Quad-Core x86 CPU is used.
  • Can you specify the latency range for the switch?
    Latency ranges from 3.8 microseconds.
  • What are the power supply specifications for the switch?
    It has 2 AC hot-swap power supplies with 1+1 redundancy.
  • How many USB ports are available on this switch?
    There are 2 USB ports available.
  • What is the maximum number of 10GbE ports supported?
    The maximum number of 10GbE ports supported is 72.
  • Describe the air flow direction for cooling in the switch.
    The air flow direction is from front to rear.
  • What is the weight of the switch?
    The switch weighs 17.8lbs (8.1kg).
  • How many RS-232 Serial Ports are on the switch?
    There is 1 RS-232 Serial Port (RJ-45) on the switch.

Product Review

The Arista DCS-7280SR-48C6-M-F offers a high-density configuration with 48x10GbE SFP+ and 6x100GbE QSFP ports, supporting versatile connectivity options for scalable network architectures. With a throughput of 2.16 Tbps and latency as low as 3.8 µs, it ensures efficient data handling for high-performance computing environments. However, the initial system memory of 8 GB, although upgradeable to 32 GB, may limit performance in highly demanding tasks, necessitating an early upgrade for optimal operation.


The Arista DCS-7280SR-48C6-M-F is a high-performance switch designed for demanding data center environments. It features 48 10GbE SFP+ ports and 6 100GbE QSFP ports, making it an ideal solution for high-density networking requirements. This switch supports a maximum of 12 50GbE ports, 6 40GbE ports, 24 25GbE ports, and 72 10GbE ports, offering flexibility in connectivity options. With a forwarding throughput of 2.16 Terabits per second and the ability to process up to 720 million packets per second, this switch ensures efficient data transmission across the network. It boasts a low latency of just 3.8 microseconds, facilitating fast communication between connected devices. At the core of this switch is a quad-core x86 CPU, paired with 8 GB of system memory, which is upgradeable to 32 GB for enhanced performance. It also includes 2 USB ports and 4 GB of flash storage memory for firmware and configuration files. For management purposes, the switch is equipped with a single 100/1000 management port and one RS-232 serial port (RJ-45) for console access. The Arista DCS-7280SR-48C6-M-F is designed with redundancy and reliability in mind. It features two AC power supplies configured for 1+1 redundancy and four hot-swappable fans with N+1 redundancy, ensuring uninterrupted operation. The switch operates efficiently, with a typical power draw of 263W and a maximum of 381W under full load. Physically, the switch measures 19 inches in width, 1.75 inches in height, and 16 inches in depth (48.3 x 4.4 x 40.6 cm), fitting comfortably into standard data center racks. It weighs 17.8 pounds (8.1 kg) and employs a front-to-rear airflow design to maintain optimal operating temperatures. Key features include: -
  • Hot-swappable components, including power supplies and fans, for uninterrupted service.
  • Dual AC power supplies and C13-C14 cords for reliable power delivery.
  • Comprehensive connectivity options with support for up to 72 10GbE ports or 6 100GbE ports.
This switch is suitable for organizations looking to build or expand their data center networks with a device that offers high throughput, low latency, and a wide range of connectivity options. Its design prioritizes reliability and flexibility, making it a valuable addition to any network infrastructure.


Part Number and Manufacturer Arista DCS-7280SR-48C6-M-F
Ports Configuration 48x 10GbE SFP+, 6x 100GbE QSFP
Airflow Direction Front-to-Rear
Power Supplies Included 2 AC units
Power Cables 2 C13-C14 cords
Maximum 50GbE Ports 12
Maximum 40GbE Ports 6
Maximum 25GbE Ports 24
Maximum 10GbE Ports 72
Throughput (full-duplex) 2.16 Terabits per second
Packet Forwarding Rate 720 Million packets per second
Network Latency Starting from 3.8 microseconds
Processor Quad-Core x86 architecture
Main Memory 8 GB, expandable to 32 GB
USB Interface 2 ports
Internal Storage 4 GB Flash
Management Interface 1x 100/1000 Base-T
Serial Interface 1 RS-232 (RJ-45 connector)
Redundant Power Supply Units 2 (1+1 redundancy)
Redundant Fans 4 (N+1 redundancy)
Dimensions (Width x Height x Depth) 19 x 1.75 x 16 inches (48.3 x 4.4 x 40.6 cm)
Power Consumption (Typical/Maximum) 263W / 381W
Unit Weight 17.8 lbs (8.1 kg)

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