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by Arista
Product Line: Arista DCS-7148S-F
Product Type: Switch
Original price $0.00 - Original price $703.00
Original price
$0.00 - $703.00
Current price $703.00
Title: Used

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Product Description

The DCS-7148S-F is a 10GbE switch with 48 SFP+ ports, designed for high throughput and low latency networking, providing up to 800 Gbps throughput and 600 Mpps. It features dual AC power supplies, 5 hot-swappable fans with front-to-rear airflow, and a dual-core x86 CPU with 2 Gigabytes of system memory and 2 Gigabytes of flash storage. This switch supports a typical power draw of 360W, has a compact size of 17.4” x 1.75” x 20.25”, and operates efficiently within a temperature range of 0 to 40°C, making it suitable for various networking environments.

Key Feature for the DCS-7148S-F

  • What is the throughput capacity of the 48-port 10GbE switch?
    The throughput capacity is 800 Gbps.
  • How many power supplies does the switch have, and are they redundant?
    The switch comes with 2 hot-swappable power supplies that are 1+1 redundant.
  • What type of CPU does the switch use?
    It utilizes a Dual-Core x86 CPU.
  • Can you describe the fan configuration for cooling?
    The switch is equipped with front-to-rear fans and includes 5 hot-swappable fans that are N+1 redundant.
  • What are the memory specifications for the switch?
    The switch has 2 Gigabytes of system memory and 2 Gigabytes of flash storage memory.
  • How many management ports are available on the switch?
    There are 2 10/100/1000 management ports.
  • What is the latency of the switch?
    The latency is 900 nanoseconds.
  • Does the switch support hot-swappable power supply units (PSUs)?
    Yes, it supports 2 hot-swappable PSUs for 1+1 redundancy.
  • What are the physical dimensions and weight of the switch?
    The dimensions are 17.4” x 1.75” x 20.25” (44.0 x 4.4 x 51.5 cm) and it weighs 29 lbs (13.2 kg).
  • What environmental conditions can the switch operate under?
    It operates between 0 to 40C, with a relative humidity of 5 to 95%, and at altitudes up to 10,000 ft.

Product Review

The Arista DCS-7148S-F offers an impressive throughput of 800 Gbps and a packet processing rate of 600 Mpps, ensuring high performance for demanding network environments. However, its latency of 900 nsec might not suit applications requiring ultra-low latency. The switch's redundancy features, including dual power supplies and hot-swappable fans, enhance its reliability, but the operating temperature range of 0 to 40C may limit its deployment in environments with extreme temperatures.


The Arista DCS-7148S-F is a high-performance 48-port 10GbE switch designed to meet the demands of high-density networking environments. This switch offers a combination of speed, reliability, and flexibility, making it suitable for a wide range of applications, including data centers and high-end enterprise networks. With SFP+ interfaces, it supports fast, efficient connectivity and high-speed data transfers, ensuring optimal performance for demanding tasks. One of the key features of the Arista DCS-7148S-F is its impressive throughput capacity of 800 Gbps, combined with the ability to handle 600 million packets per second (Mpps). This capability ensures smooth data flow even under heavy load, minimizing bottlenecks and improving overall network efficiency. The switch exhibits low latency, with a rate of 900 nanoseconds, which enhances the performance of time-sensitive applications. The hardware specifications include:
  • A dual-core x86 CPU, providing the computational power needed for managing complex network tasks efficiently.
  • System memory of 2 Gigabytes and flash storage memory of 2 Gigabytes, facilitating smooth operation and adequate storage for the operating system and applications.
  • Dual hot-swappable power supply units (PSUs) and five hot-swappable fans, ensuring uninterrupted operation and easy maintenance without the need for system downtime.
Furthermore, the switch is equipped with two 10/100/1000 management ports, one RS-232 serial port (RJ-45), and one USB port, offering a variety of options for system management and configuration. The inclusion of both AC power supplies and C13-C14 cords ensures flexible and reliable power connectivity. Designed with redundancy in mind, the Arista DCS-7148S-F features 1+1 redundant power supplies and N+1 redundant fans. This design minimizes the risk of system failure and ensures continuous operation, crucial for maintaining network uptime. The switch's typical power draw is 360W, making it an energy-efficient choice for enterprises concerned with reducing operational costs. Physical dimensions are 17.4” x 1.75” x 20.25” (44.0 x 4.4 x 51.5 cm), and it weighs 29 lbs (13.2 kg), making it a compact yet powerful solution that fits easily into standard racks and cabinets. The switch operates effectively within a temperature range of 0 to 40C and can be stored in temperatures ranging from -40C to 70C. With a relative humidity tolerance of 5 to 95% and an operating altitude of up to 10,000 ft, it is adaptable to a wide range of environmental conditions. An additional feature of the Arista DCS-7148S-F is the reversible airflow option, which allows for flexible deployment in various cooling environments, ensuring that the switch can be integrated seamlessly into different data center layouts. In conclusion, the Arista DCS-7148S-F is a versatile and powerful 10GbE switch that offers high throughput, low latency, and a range of features designed for reliability and ease of maintenance. Its comprehensive hardware specifications make it an ideal choice for enterprises and data centers looking to build high-performance, resilient networks.


Item Number and Producer Arista DCS-7148S-F
Type 10GbE Switch with 48 SFP+ Ports
Airflow Direction Front to Back
Power Supplies Included 2 AC Units
Power Cables 2 C13-C14 Cables
Data Transfer Capacity 800 Gigabits per Second
Rate of Packets 600 Million Packets per Second
Signal Delay 900 Nanoseconds
Processor x86 Architecture, Dual-Core
Main Memory 2 GB RAM
Non-Volatile Memory 2 GB Flash
Management Network Ports 2 Ethernet Ports (10/100/1000 Mbps)
Serial Interface 1 RJ-45 RS-232 Port
Universal Serial Bus (USB) Ports 1 Port
Modular Power Units 2 Units, with 1+1 Redundancy
Cooling Fans 5 Units, with N+1 Redundancy
Energy Consumption (Average) 360 Watts
Dimensions 17.4 x 1.75 x 20.25 Inches (44.0 x 4.4 x 51.5 cm)
Mass 29 Pounds (13.2 kg)
Functional Temperature Range 0°C to 40°C
Storage Temperature Range -40°C to 70°C
Ambient Humidity Tolerance 5% to 95% Non-condensing
Maximum Elevation for Operation Up to 10,000 Feet
Configurable Airflow Available

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