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by Arista
Product Line: Arista DCS-7124SX-D-F
Product Type: Switch
Original price $0.00 - Original price $2,340.00
Original price
$0.00 - $2,340.00
Current price $2,340.00
Title: Used

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Product Description

The DCS-7124SX-D-F Arista features power supply specifications with an input voltage range of 100-240AC and 40-72V DC, supporting both AC and DC operations with input currents of 2.2-5.3A (AC) and 12.8-7.1A (DC), reaching a maximum power draw of 210W. Its physical dimensions are 19” (W) x 1.75” (H) x 16” (D), with a weight of 17 lbs, and includes 2 hot-swappable power supplies and 4 hot-swappable fans, ensuring continuous operation. Additionally, the unit offers 50GB of optional SSD storage, 2GB of flash storage, and 4GB of system memory, designed to meet the demands of high-performance networking environments.

Key Feature for the DCS-7124SX-D-F

  • What are the input voltage specifications for the power supply?
    The input voltage specifications are 100-240AC and 40-72V DC.
  • How much current does the device draw when connected to an AC power source?
    When connected to an AC power source, the device draws 2.2-5.3A.
  • What is the device's input current when operating on DC power?
    The input current on DC power ranges from 12.8-7.1A, with a specific input of 11.3A at -48V.
  • Can you provide the physical dimensions and weight of the device?
    The device measures 19” (44.5cm) in width, 1.75” (4.4cm) in height, 16” (40.64 cm) in depth, and weighs 17 lbs (7.71 kg).
  • Does the device feature hot-swappable components?
    Yes, it includes 2 hot-swappable power supplies for 1+1 redundancy and 4 hot-swappable fans for N+1 redundancy.
  • What are the operating temperature limits for this device?
    The operating temperature can range from 0 °C (32°F) to 40°C (104°F).
  • What is the typical and maximum power draw of the device?
    The typical power draw is 120W, and the maximum power draw is 210W.
  • How much storage is available on the device?
    The device offers optional SSD storage of 50 Gigabytes and has 2 Gigabytes of flash storage memory along with 4 Gigabytes of system memory.
  • What are the device's storage temperature and relative humidity ranges?
    The storage temperature ranges from -25°C (-13°F) to 70°C (158°F), and the relative humidity ranges from 5% to 95%.
  • What are the altitude limits for operating the device?
    The device can operate at altitudes from 0 ft, (0m) up to 10,000 ft, (3,000m).

Product Review

The Arista DCS-7124SX-D-F offers versatility in power supply with both AC and DC options, accommodating a range of input voltages and currents, which is beneficial for diverse deployment environments. However, its maximum operating temperature of 40°C might limit its performance in high-temperature settings. The unit's compact design, featuring hot-swappable power supplies and fans, ensures minimal downtime and easy maintenance, but its storage options may be insufficient for data-intensive applications.


The Arista DCS-7124SX-D-F is a high-performance network switch designed for data center environments, featuring advanced networking capabilities. This device offers 24 SFP+ ports supporting 10 Gigabit Ethernet, making it suitable for high-bandwidth connectivity requirements. Its hardware specifications are tailored for reliability, efficiency, and scalability in complex network architectures. Power supply options are versatile, accommodating both AC and DC inputs. The unit operates on 100-240AC with an input current range of 2.2-5.3A for AC power supplies and 40-72V DC with an input current of 12.8-7.1A, reaching up to 11.3A at -48V. These specifications ensure the switch can adapt to various power infrastructures, while its dual hot-swappable power supplies provide 1+1 redundancy, minimizing downtime due to power supply failures. Physical characteristics highlight the device's compact and efficient design. It measures 19 inches in width, 1.75 inches in height, and 16 inches in depth, fitting seamlessly into standard 19-inch racks. The unit's weight is 17 lbs, making it relatively easy to handle during installation or maintenance. Enhanced cooling is achieved through four hot-swappable fans with N+1 redundancy and a reversible airflow option, ensuring optimal operation regardless of rack orientation.
  • Typical power draw is 120W, with a maximum of 210W, indicating efficient power usage.
  • The operating temperature range is from 0°C to 40°C, with storage temperatures ranging from -25°C to 70°C.
  • Relative humidity tolerance spans from 5% to 95%, accommodating a wide range of environmental conditions.
For data storage and system operation, the switch is equipped with 2 Gigabytes of flash storage memory and 4 Gigabytes of system memory, supporting the advanced software features Arista is known for. An optional 50 Gigabytes SSD storage is available for users requiring additional space for logs, configuration files, or other data. The device is designed to operate reliably in varied environmental conditions, with an operating altitude range from 0 to 10,000 feet. This wide range ensures consistent performance even in locations with significant elevation differences. In summary, the Arista DCS-7124SX-D-F combines high-density networking capabilities with flexible power options and a design optimized for the demanding conditions of modern data centers. Its reliability is enhanced by redundant power supplies and fans, while the optional SSD storage expansion and significant system memory cater to the needs of complex network setups. This switch is well-suited for organizations seeking efficient, scalable, and resilient networking hardware to support their operations.


Item Code Arista DCS-7124SX-D-F
Power Supply Input Voltage AC 100-240V AC
Power Supply Input Voltage DC 40-72V DC
AC Input Current 2.2-5.3 Amps
DC Input Current 7.1-12.8 Amps
Current Consumption at -48V 11.3 Amps
Width 19 inches (44.5 cm)
Height 1.75 inches (4.4 cm)
Depth 16 inches (40.64 cm)
Unit Weight 17 pounds (7.71 kg)
Power Supplies that are Exchangeable During Operation 2 (1+1 redundancy)
Exchangeable Fans During Operation 4 (N+1 redundancy)
Option for Reversible Airflow Yes
Average Power Consumption 120 Watts
Peak Power Consumption 210 Watts
Temperature Range for Operation (Minimum) 0°C (32°F)
Temperature Range for Operation (Maximum) 40°C (104°F)
Temperature Range for Storage (Minimum) -25°C (-13°F)
Temperature Range for Storage (Maximum) 70°C (158°F)
Humidity Range for Operation (Minimum) 5%
Humidity Range for Operation (Maximum) 95%
Altitude Range for Operation (Minimum) 0 ft (0m)
Altitude Range for Operation (Maximum) 10,000 ft (3,000m)
Optional Solid-State Drive Capacity 50 GB
Flash Storage Capacity 2 GB
Main System Memory 4 GB

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