The Arista DCS-7280TRA-48C6 is a high-performance Layer 2/3 switch and router engineered for dense 10GBASE-T data center deployments. Offering 48 RJ45 ports supporting 1/10Gbps Ethernet and 6 QSFP28 ports for 100Gbps uplink, it delivers a massive 2.16Tbps switching capacity with ultra-low latency starting from 3.8µs. It features AlgoMatch for advanced policy-based routing, enhanced telemetry with LANZ, and comprehensive support for multicast, VXLAN, and advanced QoS.
With redundant power (2x 500W) and fan modules (4x FAN-7000H-R), this switch ensures reliable high-throughput operation in performance-critical environments, supporting modern data center and cloud infrastructure needs.
Key Features & Benefits
48x 1/10G RJ45 ports and 6x 100G QSFP28 uplinks for dense spine/leaf topologies
Built on Arista EOS with support for advanced Layer 2/3 features including BGP, OSPF, IS-IS, VRF, and MLAG
Powerful Quad-Core x86 CPU with 8GB DRAM (32GB optional) and 4GB Flash
AlgoMatch technology for scalable policy enforcement and efficient ACLs
Redundant hot-swappable fans and power for continuous uptime
Ideal Uses
Enterprise and hyperscale data centers requiring dense 10GBASE-T edge switching
High-bandwidth aggregation and spine deployments in cloud and virtualization platforms
Environments leveraging VXLAN, multicast routing, and automation via APIs
Core switching in large campuses or distributed enterprise networks with 100G backhaul
Specifications
Condition: Refurbished device with minor scratches and scuffs. Device has been extensively tested and is fully functional
Model Number: DCS-7280TRA-48C6-R
Ports Downlink: 48x 1/10G RJ45 (10GBASE-T)
Ports Uplink: 6x 100G QSFP28
Management Ports: 1x RJ45 Console, 1x Gigabit Ethernet Mgmt, 2x USB
Switching Capacity: 2.16 Tbps
Forwarding Rate: 720 Mpps
Latency: From 3.8 µs
Packet Buffer Memory: 4GB
CPU: Quad-Core x86
DRAM: 8GB (32GB optional)
Flash Memory: 4GB
VLANs Supported: 4096
MAC Address Table: 768,000 entries
QoS Queues: 8 per port
Jumbo Frames: 9216 bytes
Operating System: Arista EOS (Group 2, min version 4.19.0)
Airflow Direction: Back-to-Front
Cooling: 4x FAN-7000H-R (N+1 redundant)
Power Supplies: 2x PWR-500AC-R (1+1 redundant, 500W each)
Advanced Features: AlgoMatch, VXLAN, PTP, ZTP, sFlow, AEM, eAPI, CloudVision
Security: ACLs (L2L4), DHCP Snooping, MACSec, RADIUS, TACACS+
Virtualization: VXLAN Bridging and Routing, VM Tracer
Standards & Compliance: IEEE 802.1D/w/s/Q/ab/ad/ae/by/ba, RFC 2460, SNMP MIBs
Warranty: 3 Month Carry-In Warranty
What's in the Box: Switch, 2x Power Supplies, 4x Fans
