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by Arista
Product Line: Arista Series
Product Type: Linecard Module
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Original price $0.00 - Original price $0.00
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Product Description

The DCS-7300X3-48YC4-LC Arista features 48 SFP25 ports and 4 QSFP100 ports, supporting up to 64 25GbE/10GbE connections via splitter cables and 4 100GbE/40GbE connections. It is designed with a 32MB port buffer and operates efficiently with a typical power consumption of 192W, peaking at 227W. This model is compatible with chassis DCS-7304X3 and DCS-7308X3, adheres to EN 62368-1:2014 + A11:2017 safety standards, and requires a minimum EOS of 4.21.3F.

FAQs for the DCS-7300X3-48YC4-LC

  • What is the maximum 25GbE and 10GbE port capacity for this device?
    The device supports a maximum of 64 25GbE/10GbE ports, with 16 accessible via splitter cables.
  • How many QSFP100 ports does the part include?
    It includes 4 QSFP100 ports.
  • What is the port buffer size available on this networking hardware?
    The port buffer size is 32MB.
  • What is the weight of the networking device?
    The device weighs 9.6 lbs (4.35kg).
  • What power consumption figures should be expected during typical and maximum operation?
    Typical power consumption is 192W, with a maximum of 227W.
  • Which chassis are supported by this device?
    It supports DCS-7304X3 and DCS-7308X3 chassis.
  • What are the safety standards met by this networking hardware?
    It meets EN 62368-1:2014 + A11:2017 and IEC 62368-1:2014 safety standards.
  • What are the physical dimensions of this device?
    The dimensions are 11.83” (W) x 17.11” (H) x 1.73” (D).
  • What is the minimum required EOS version for this device?
    The minimum required EOS version is 4.21.3F.
  • What environmental conditions are suitable for the operation of this device?
    The device operates in temperatures between 0°C (32°F) and 40°C (104°F), with relative humidity between 5% and 95%, and at altitudes up to 10,000 ft (3,000m).

Product Review

The Arista DCS-7300X3-48YC4-LC offers a versatile mix of 48 SFP25 and 4 QSFP100 ports, supporting up to 64 25GbE/10GbE connections with splitter cables and 4 100GbE/40GbE connections, catering to diverse networking demands. However, its operational power consumption of 350 watts might be a concern for energy-conscious deployments. Additionally, its comprehensive environmental tolerance, with operating temperatures ranging from 0° C to 40°C and an operating altitude up to 10,000 ft, ensures reliable performance in various installation conditions.


The Arista DCS-7300X3-48YC4-LC is a high-performance switch designed for data center environments, emphasizing flexibility, efficiency, and scalability. This model features 48 SFP25 ports and 4 QSFP100 ports, providing a versatile platform for high-speed network connections. With the ability to support up to 64 25GbE or 10GbE connections (16 via splitter cables) and 4 100GbE or 40GbE connections, it meets diverse networking requirements. This switch is engineered with a 32MB port buffer to ensure smooth data transmission and reduce congestion, making it suitable for high-demand scenarios. Weighing 9.6 lbs (4.35kg) and with dimensions of 11.83 inches in width, 17.11 inches in height, and 1.73 inches in depth, it is compact enough for efficient space utilization in data centers. Despite its size, it does not compromise on power, with typical consumption at 192W and a maximum of 227W under peak load. The operational power consumption is noted at 350 watts. Compatibility with chassis models DCS-7304X3 and DCS-7308X3 expands its operational flexibility, while compliance with safety standards EN 62368-1:2014 + A11:2017 and IEC 62368-1:2014 ensures its reliability in diverse environments. The minimum supported EOS version is 4.21.3F, indicating compatibility with up-to-date software for enhanced performance and security features. Environmental resilience is a key aspect of the DCS-7300X3-48YC4-LC's design. It operates efficiently within a temperature range of 0°C (32°F) to 40°C (104°F) and can be stored in temperatures ranging from -40°C (-40°F) to 70°C (158°F). Relative humidity tolerance ranges from a minimum of 5% to a maximum of 95%, and it can operate at altitudes up to 10,000 feet (3,000m), ensuring reliable performance across various conditions. - Supports 5 speeds for flexible networking options including 10GbE, 25GbE, 40GbE, 50GbE, and 100GbE with appropriate optics or cables. - Delivers 4 billion packets per second (Bpps) performance, maintaining efficiency with under 1.7W per 10Gb of performance, highlighting its energy efficiency. - Designed for seamless integration into Arista's ecosystem, providing a cohesive and scalable networking solution. The switch's architecture is tailored for data centers requiring high bandwidth and low latency connections. Its support for multiple speeds and configurations allows for tailored setups that meet specific networking demands. The Arista DCS-7300X3-48YC4-LC stands out for its operational efficiency, scalability, and adaptability in supporting the next generation of data center networking requirements.


Part Number DCS-7300X3-48YC4-LC
Manufacturer Arista
SFP25 Interface Count 48
QSFP100 Interface Count 4
Maximum 25GbE/10GbE Interfaces 64 (16 through breakout cables)
Maximum 100GbE/40GbE Ports 4
Interface Queue Depth 32MB
Mass 9.6 lbs (4.35kg)
Power Usage (Typical/Peak) 192W / 227W
Minimum Supported EOS Version 4.21.3F
Compatible Chassis DCS-7304X3, DCS-7308X3
Compliance Standards EN 62368-1:2014 + A11:2017, IEC 62368-1:2014
Width 11.83 inches (30 cm)
Height 17.11 inches (43.5 cm)
Depth 1.73 inches (4.4 cm)
Operational Power Draw 350W
Operating Temperature Range 0°C to 40°C (32°F to 104°F)
Storage Temperature Range -40°C to 70°C (-40°F to 158°F)
Minimum Humidity 5%
Maximum Humidity 95%
Minimum Operating Altitude 0 ft (0m)
Maximum Operating Altitude 10,000 ft (3,000m)
Port Speed Flexibility Supports 10GbE, 25GbE, 40GbE, 50GbE, and 100GbE using optics or cables
Throughput and Efficiency 4 Billion packets per second (Bpps), less than 1.7W per 10Gb

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