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by Arista
Product Line: Arista DCS7050S52R
Product Type: Data Center Switch
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Original price $0.00 - Original price $467.00
Original price
$0.00 - $467.00
Current price $0.00
Title: Surplus

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Product Description

The DCS-7050S-52-R is a high-performance Arista switch offering 52xSFP+ ports and a throughput of 1.04 Terabits/second, designed to efficiently handle data-intensive tasks with a latency range of 800 to 1150ns. It is equipped with dual 460W AC power supplies, supporting hot-swap functionality and rear-to-front airflow for optimal cooling, alongside a dual-core x86 CPU, 4 Gigabytes of system memory, and 2 Gigabytes of flash storage memory. Additional features include a 9MB dynamic buffer allocation for packet buffering, optional 50 Gigabytes SSD storage, and a comprehensive set of ports including 1x100/1000 Mgmt, 1xRS-232 serial (RJ-45), and 1xUSB, all housed within a compact frame measuring 19” x 1.75” x 16” and weighing 17 lbs.

Key Feature for the DCS7050S52R

  • What is the total number of 10GbE ports available on the 52xSFP+ switch?
    The switch has 52 10GbE ports.
  • How does the airflow direction in the switch operate?
    The switch supports rear-to-front airflow.
  • Can you detail the power supply specifications of the 52xSFP+ switch?
    It is equipped with dual 460W AC power supplies that are hot-swappable.
  • What throughput capability does the switch offer?
    The switch offers a throughput of 1.04 Terabits/second.
  • What is the packets per second (Mpps) rate supported by the switch?
    The switch supports 780 million packets per second (Mpps).
  • What range of latency does the 52xSFP+ switch provide?
    Latency ranges from 800 to 1150 nanoseconds.
  • Describe the CPU and memory specifications of the switch.
    The switch features a Dual-Core x86 CPU, 4 Gigabytes of system memory, and 2 Gigabytes of flash storage memory.
  • Is SSD storage available on the switch and, if so, what is its capacity?
    Yes, SSD storage is optional and offers a capacity of 50 Gigabytes.
  • What are the options for management and connectivity ports on the switch?
    It includes one 100/1000 management port, one RS-232 serial port (RJ-45), and one USB port.
  • What are the physical dimensions and weight of the 52xSFP+ switch?
    The switch measures 19” x 1.75” x 16” (44.5 x 4.4 x 40.64 cm) and weighs 17 lbs (7.71 kg).

Product Review

The Arista DCS-7050S-52-R offers a high throughput of 1.04 Terabits/second and a packet processing capacity of 780 Mpps, making it suitable for environments demanding high-speed data transmission. However, its latency ranges from 800 to 1150ns, which may not meet the needs of applications requiring ultra-low latency. The switch provides redundancy with dual 460W AC power supplies and hot-swappable components, ensuring high availability and minimal downtime for maintenance.


The Arista DCS-7050S-52-R is a high-performance, scalable, and efficient networking solution designed to meet the demands of modern data centers. This switch offers 52 SFP+ ports, providing a dense, 1RU form factor that enables flexibility and space efficiency for high-capacity network environments. Key hardware specifications include dual 460W AC power supplies, ensuring reliable operation and power redundancy for critical network infrastructure. With a throughput of 1.04 Terabits per second and the ability to process 780 million packets per second (Mpps), the Arista DCS-7050S-52-R delivers exceptional performance for high-volume network traffic. The switch's latency ranges from 800 to 1150 nanoseconds, optimizing speed for time-sensitive applications and services. At its core, a dual-core x86 CPU powers the device, supported by 4 Gigabytes of system memory and 2 Gigabytes of flash storage memory. This provides ample processing power and storage for network management and configuration tasks. The Arista DCS-7050S-52-R is equipped with 9MB of dynamic buffer allocation packet buffer memory, ensuring efficient handling and prioritization of network traffic. For environments requiring additional storage for logs, images, or other data, an optional 50 Gigabyte SSD storage is available. Connectivity options include a 100/1000 management port, one RS-232 serial port (RJ-45), and one USB port, offering flexibility for network management and device configuration. Key hardware features of the Arista DCS-7050S-52-R include: -
  • Hot-swap power supplies and hot-swappable fans, providing 1+1 redundant power and N+1 redundant cooling to minimize downtime and ensure continuous operation.
  • Reversible airflow option, accommodating both rear-to-front and front-to-rear airflow configurations to align with different data center cooling strategies.
  • Low power consumption, with a typical power draw of 103W and a maximum of 185W, contributing to reduced operational costs and energy efficiency.
The switch's physical dimensions are 19 inches in width, 1.75 inches in height, and 16 inches in depth (44.5 x 4.4 x 40.64 cm), weighing 17 lbs (7.71 kg). It operates reliably in temperatures ranging from 0 to 40°C and can be stored in conditions from -40°C to 70°C. These features, combined with the switch's compact size and weight, make it an ideal choice for data centers with limited space but requiring high network performance and reliability. Overall, the Arista DCS-7050S-52-R is designed to meet the needs of demanding data center environments, offering high density, performance, and reliability. Its comprehensive set of features and specifications make it suitable for a wide range of applications, from high-frequency trading to cloud computing and data center aggregation.


Part NumberArista DCS-7050S-52-R
TypeSwitch with 52 SFP+ ports
Airflow DirectionFrom rear to front
Power Supply UnitsTwo, each 460W, AC
10GbE Ports Available52
Data Transfer Rate1.04 Tbps
Maximum Packets per Second780 million
Network LatencyBetween 800ns and 1150ns
ProcessorDual-core x86
Main Memory4GB
Internal Storage for Settings2GB Flash
Packet Buffer Size9MB with dynamic allocation
Optional SSD Capacity50GB
Management Port SpeedOne 100/1000
Console PortOne RS-232 (RJ-45 interface)
USB Interface PortsOne
Power Supplies that are ReplaceableTwo, redundant (1+1)
Changeable FansFour, with redundancy (N+1)
Choice for Airflow DirectionYes
Power Consumption (Typical/Maximum)103W / 185W
Dimensions19 inches wide, 1.75 inches high, 16 inches deep
Mass17 pounds
Operational Temperature Range0°C to 40°C
Temperature Range for Storage-40°C to 70°C

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