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by Arista
Product Line: Arista 7048 Series Switches
Product Type: Switch
Original price $0.00 - Original price $382.00
Original price
$0.00 - $382.00
Current price $382.00
Title: Used

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Product Description

The DCS-7048T-4S-R Arista features 48-port 100/1000BASE-T (RJ-45) with an additional 5 SFP+ ports, designed for high-density networking environments. It achieves a throughput of 176 Gbps and a packet forwarding rate of 132 Mpps, with a minimal latency of 3 microseconds for 64-byte packets. This model is equipped with dual 760W AC power supplies for 1+1 redundancy, N+1 fan redundancy with five rear-to-front airflow fans, and operates efficiently with a typical power draw of 235 watts.

Key Feature for the DCS7048T4SR

  • What is the port configuration of this networking device?
    It features 48 100/1000BASE-T (RJ-45) ports plus 5 SFP+ ports.
  • How does the device ensure power supply redundancy?
    The device has two 760W AC power supplies supporting 1+1 PSU Redundancy, ensuring continuous operation if one power supply fails.
  • Can you detail the airflow design and its benefits?
    It includes 5 rear-to-front airflow fans, providing N+1 fan redundancy to maintain optimal operating temperatures and improve reliability.
  • What are the throughput and packets per second capabilities?
    Throughput capacity is 176 Gbps, with the ability to process up to 132 million packets per second (Mpps).
  • What type of processor is used in this networking hardware?
    The device utilizes an X86 Dual-Core CPU for efficient processing.
  • What are the memory specifications of the device?
    It is equipped with 2GB of flash memory and 2GB of main memory.
  • How many management and connectivity ports are available?
    The device offers 2 Ethernet management ports, 1 serial port, and 1 USB port for connectivity and management.
  • What is the average power consumption of the device?
    Typical power draw is 235 watts, with a maximum AC power draw of 325W under full load.
  • What are the physical dimensions and weight of the device?
    Its size is 1.74 x 17.4 x 20.25 inches (44 x 440 x 515mm), and it weighs 22 lbs (10 kgs).
  • What environmental conditions can the device operate under?
    Operating temperature ranges from 0 to 40C, with a storage temperature range of -40 to 70C. It can function in 5 to 95% relative humidity and at altitudes up to 10,000 ft.

Product Review

The Arista DCS-7048T-4S-R offers high throughput and low latency, with a performance capability of 176 Gbps and 3 microseconds latency for 64-byte packets, catering effectively to high-demand environments. Its design includes redundancy features such as 1+1 PSU and N+1 fan redundancy, ensuring high reliability and continuous operation. However, the limited operating temperature range of 0 to 40C may restrict deployment in environments with extreme temperature conditions.


The Arista DCS-7048T-4S-R is a high-performance switch designed to meet the demands of modern data centers and high-capacity networking environments. This device features a comprehensive set of hardware specifications that enable efficient data transmission, enhanced reliability, and scalable network infrastructure. At the core of the Arista DCS-7048T-4S-R are 48 100/1000BASE-T ports that provide flexible connectivity options for a wide range of devices. These RJ-45 ports support both 100Mbps and 1Gbps speeds, ensuring compatibility with existing network equipment while offering a path for future upgrades. Additionally, the switch includes 5 SFP+ ports, expanding its capability to connect to high-speed storage networks or to integrate with fiber optic networking solutions. The switch is engineered to handle substantial data throughput and packet processing capabilities. It boasts a throughput of 176 Gbps and can process up to 132 million packets per second. This high level of performance is supported by a low-latency design, with a latency of just 3 microseconds for 64-byte packets, ensuring swift data processing and minimal delay in time-sensitive applications. Under the hood, the Arista DCS-7048T-4S-R is powered by a dual-core x86 CPU, accompanied by 2GB of flash memory and 2GB of main memory. This powerful processing ensemble facilitates complex network management tasks and ensures smooth operation under heavy workloads. The switch also features a comprehensive set of connectivity options for management, including two Ethernet management ports, one serial port, and one USB port.
  • 1+1 PSU Redundancy: Yes
  • N+1 Fan Redundancy: Yes
  • Typical Power Draw: 235 watts
  • To maintain optimal performance and reliability, the switch is equipped with five rear-to-front airflow fans, supporting N+1 fan redundancy. This cooling system, along with the 1+1 PSU redundancy, ensures uninterrupted operation and minimizes downtime by providing a backup in case of a component failure. The switch operates on two 760W AC power supplies, with a maximum AC power draw of 325W under full load, highlighting its energy efficiency. The Arista DCS-7048T-4S-R is designed with a compact form factor, measuring 1.74 x 17.4 x 20.25 inches and weighing 22 lbs, making it suitable for deployment in a variety of environments. It operates within a temperature range of 0 to 40C and can withstand storage temperatures from -40 to 70C. The device's resilience is further underscored by its ability to function at altitudes up to 10,000 ft and its tolerance to relative humidity levels from 5 to 95%. In summary, the Arista DCS-7048T-4S-R switch is a high-capacity, low-latency network solution designed for data centers and enterprise networking environments. Its robust hardware specifications, including a wide range of connectivity options, advanced processing capabilities, and redundant systems for power and cooling, make it a reliable choice for organizations looking to build or expand their network infrastructure.


    Item NumberArista DCS-7048T-4S-R
    Ports48 x 100/1000BASE-T (RJ-45), plus 5 x SFP+ ports
    Cooling Fans5, arranged for rear-to-front airflow
    Power SuppliesDual 760W AC, supporting 1+1 redundancy
    Switching Capacity176 Gbps
    Forwarding Rate132 million packets per second (Mpps)
    Latency for 64-byte Packets3 µs
    ProcessorDual-Core X86
    Flash Storage2GB
    System Memory2GB
    Management Ethernet Ports2
    Serial Console Port1
    USB Interface1
    Power Supply Unit RedundancySupported
    Fan RedundancySupported (N+1 configuration)
    Energy Consumption (Typical)235W
    Dimensions (HxWxD)44mm x 440mm x 515mm (1.74 x 17.4 x 20.25 inches)
    Unit Weight10kg (22 lbs)
    Operating Temperature Range0°C to 40°C
    Storage Temperature Range-40°C to 70°C
    Humidity Tolerance5% to 95% non-condensing
    Maximum Operational AltitudeUp to 10,000 feet
    Maximum Power Consumption325W

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