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Home Switching Data Center Switches Arista DCS-7280SR2A-48YC6-R | 48x 25G SFP28 + 6x 100G QSFP | 7280R2 Series B2F Airflow Switch

Arista DCS-7280SR2A-48YC6-R | 48x 25G SFP28 + 6x 100G QSFP | 7280R2 Series B2F Airflow Switch
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  1. Arista DCS-7280SR2A-48YC6-R | 48x 25G SFP28 + 6x 100G QSFP | 7280R2 Series B2F Airflow Switch
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Arista DCS-7280SR2A-48YC6-R | 48x 25G SFP28 + 6x 100G QSFP | 7280R2 Series B2F Airflow Switch

Brand:
Arista

Specifications

    Product Overview:
  • The Arista DCS-7280SR2A-48YC6-R is a high-density Layer 2/3 data center switch engineered for next-generation cloud and enterprise networks. Offering 48 ports of 25GbE SFP28 and 6 uplinks of 100GbE QSFP, this model delivers high throughput with 3.6 Tbps of switching capacity and 1.67 Bpps forwarding rate, making it ideal for bandwidth-intensive workloads.
  • Designed with back-to-front airflow, PoE support, and dual hot-swappable power supplies, this switch ensures performance and reliability in modern rack-mounted deployments. With ultra-low 3.8µs latency, extensive routing table capacity, and Arista’s EOS, the DCS-7280SR2A-48YC6-R fits seamlessly into latency-sensitive and performance-driven environments such as AI clusters, financial networks, and edge computing platforms.
   Key Features:
  • 48 x 25G SFP28 ports for flexible server access
  • 6 x 100G QSFP100 uplinks for high-bandwidth aggregation
  • Switching Capacity: 3.6 Terabits per second
  • Forwarding Rate: 1.67 Billion packets per second (Bpps)
  • Latency: ~3.8 microseconds – ideal for high-frequency and real-time environments
  • MAC Address Table: Supports up to 768,000 entries
  • VLANs: Supports up to 4,096 VLAN IDs
  • Enhanced route scalability for both IPv4 and IPv6
   Technical Specifications:
  • Model: DCS-7280SR2A-48YC6-R
  • Series: Arista 7280R2
  • Switching Capacity: 3.6 Tbps
  • Forwarding Rate: 1.67 Bpps
  • Latency: 3.8 µs
  • Port Configuration: 48 x 25G SFP28 + 6 x 100G QSFP
  • Airflow Direction: Back-to-Front
  • Power Supplies: 2 x PWR-747AC-R (AC, hot-swappable)
  • Fan Modules: 4 x FAN-7000H-R (N+1 redundant)
  • MAC Address Table Size: 768,000 entries
  • Packet Buffer: 8 GB
  • DRAM / Flash Memory: 8GB DRAM (32GB max), 4GB Flash
  • CPU: Quad-Core x86
  • Management Ports: 1 x RJ45 Serial, 1 x Mgmt, 2 x USB
  • VLAN Support: 4,096 VLANs
  • PoE Capability: Supported
  • Operating System: Arista EOS
   Ideal Use Cases:
  • Leaf switch in leaf-spine architectures
  • High-throughput cloud-scale deployments
  • AI/ML clusters, real-time data processing
  • Network environments requiring PoE and high-density 25G access

Features

Brand:
Arista
Conditions:
New
Warranty:
1 Year