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Home Switching Data Center Switches Arista DCS-7280QRA-C36S-F - 24x 40G QSFP+, 12x 100G QSFP100, Front-to-Back Airflow

Arista DCS-7280QRA-C36S-F - 24x 40G QSFP+, 12x 100G QSFP100, Front-to-Back Airflow

Arista DCS-7280QRA-C36S-F - 24x 40G QSFP+, 12x 100G QSFP100, Front-to-Back Airflow

Brand:

Arista

Specifications

Product Overview

The Arista DCS-7280QRA-C36S-F is a high-performance, flexible, and scalable Layer 3 data center switch from the Arista 7280R Series, engineered to meet the needs of modern cloud networking, hyperscale computing, and enterprise core applications. It features 24x 40GbE QSFP+ and 12x 100GbE QSFP100 ports, offering a wide variety of interface combinations including 10G, 25G, 40G, 50G, and 100G connectivity.
Powered by a quad-core x86 CPU architecture, this switch supports advanced routing features and real-time telemetry. The AlgoMatch technology enhances forwarding scalability and efficiency, while the front-to-back airflow system ensures optimal cooling in high-density deployments. With up to 3.84 Tbps switching capacity and 1.44 billion packets per second forwarding, the DCS-7280QRA-C36S-F delivers enterprise-grade performance and resilience.

Key Features
Flexible Interface Options

24x 40G QSFP+
12x 100G QSFP100
Supports breakout configurations for 10G, 25G, 50G, and 100G

High Throughput & Speed

Switching Capacity: 3.84 Tbps
Forwarding Rate: 1.44 Bpps
Low Latency: Starting from 3.8µs

Enterprise-Grade Performance

Quad-Core x86 CPU
Algo Match for efficient, low-power routing
Packet Buffer: 8GB
System Memory: 8GB DRAM (32GB optional), 4GB flash

Advanced Cooling & Power

Front-to-Back airflow for hot-aisle/cold-aisle deployments
Includes 4x FAN-7000H-F modules (N+1 redundant)
Dual PWR-747AC-RED 747W AC power supplies (1+1 redundant)

High Scalability

MAC Address Table: Up to 768,000
VLAN Support: Up to 4096 VLAN IDs
Compact 1RU design with full rack-mount accessories included

Management Interfaces

1x RJ-45 Console Port
1x Out-of-Band Gigabit Ethernet Port
2x USB Ports

Technical Specifications

Model: DCS-7280QRA-C36S-F
Product Family: Arista 7280R Series

Port Configuration

24x 40G QSFP+
12x 100G QSFP100
Interface Flexibility: Supports 10G/25G/40G/50G/100G
CPU: Quad-core x86
DRAM: 8GB (expandable to 32GB)
Flash Memory: 4GB
Switching Capacity: 3.84 Tbps
Forwarding Rate: 1.44 Bpps
MAC Table: 768,000 entries
Latency: From 3.8 microseconds
Cooling: Front-to-back airflow with 4x FAN-7000H-F (N+1)
Power: 2x PWR-747AC-RED 747W AC PSU (1+1 redundant)
Rack Mount: 1RU with mounting kit included

Ideal Use Cases

High-bandwidth cloud and hyperscale data centers
Scalable spine or core networking in enterprise environments
Applications requiring flexible multi-speed port configurations
Environments needing redundant, efficient airflow and power

Features

Brand:

Arista

Conditions:

New

Warranty:

1 Year

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