Arista Switches Upgrade Guide
Maximize the performance and lifespan of your Arista Switches. Every upgrade option below is verified compatible.
Verified Specifications
| Processor Options | Data center platforms: 7050X3 leaf/spine (7050CX3-32S 32x QSFP100; 7050SX3-48YC12), 7280R3 fixed routers (24x 400G / 96x 100G), 7500R3 modular spine |
| Networking Options | 7050X3 up to 128x 10/25G; 7280R3 up to 24x wire-speed 400G, deep buffer; 7500R3 230 Tbps fabric, up to 288x 400G |
| Specification Source | Arista official documentation (verified 2026-07-02) |
Frequently Asked Questions
Upgrade Networking
Stepping up from 1GbE to 10GbE or 25GbE eliminates network bottlenecks for VM migration, iSCSI storage traffic, and backup windows. Most modern workloads benefit from at least 10GbE.
DCS-7010T-48 Arista 7010T 48-PORT 1GBE RJ-45 Switch
DCS-7050CX3-32S Arista 7050CX3 32X100G QSFP28 + 2X10G SFP+ Switch
DCS-7050SX-64 Arista 7050SX 48X10G SFP+ + 4X40G QSFP+ Switch
DCS-7050TX-48 Arista 7050TX 32X10G RJ-45 + 4X40G QSFP+ Switch
DCS-7060CX-32S Arista 7060CX 32X100G QSFP28 + 2X10G SFP+ Switch
DCS-7060CX2-32S Arista 7060CX2 32X100G QSFP28 + 2X10G SFP+ Switch
Upgrade Cable
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
AOC-Q-Q-100G-1M Arista 100G QSFP28 Active Optical Cable 1M
AOC-Q-Q-100G-3M Arista 100G QSFP28 Active Optical Cable 3M
CAB-Q-Q-100G-1M Arista 100G QSFP28 Direct Attach Copper Cable 1M
CAB-Q-Q-100G-3M Arista 100G QSFP28 Direct Attach Copper Cable 3M
CAB-Q-Q-1M Arista 40G QSFP+ to QSFP+ Direct Attach Copper Cable 1M
CAB-Q-Q-3M Arista 40G QSFP+ to QSFP+ Direct Attach Copper Cable 3M
Upgrade Power & Cooling
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
FAN-7000-F Arista Fan Module FRONT-TO-REAR Airflow for 1RU Switches
FAN-7000-R Arista Fan Module REAR-TO-FRONT Airflow for 1RU Switches
FAN-7000H-F Arista HIGH-PERFORMANCE Fan Module FRONT-TO-BACK for 1RU
FAN-7000H-R Arista HIGH-PERFORMANCE Fan Module REAR-TO-FRONT for 1RU
FAN-7010 Arista Reversible Airflow Fan Module for 7010T Series
FAN-7011H-F Arista Fan Module FRONT-TO-REAR for 7280R3 Series
Upgrade Power Supplies
Higher-wattage PSUs provide headroom for future upgrades — more RAM DIMMs, GPUs, or additional drives. Redundant hot-swap PSUs also protect against single-point power failures.
PWR-1100AC-F Arista 1100W AC Power Supply FRONT-TO-REAR Airflow
PWR-1100AC-R Arista 1100W AC Power Supply REAR-TO-FRONT Airflow
PWR-1511-AC Arista 1511W AC Power Supply for 7280R3 1RU Switches
PWR-1900AC-F Arista 1900W AC Power Supply FRONT-TO-REAR Airflow
PWR-1900AC-R Arista 1900W AC Power Supply REAR-TO-FRONT Airflow
PWR-2411-AC Arista 2411W AC Power Supply for 7280R3 2RU Switches
More Arista Switches Resources
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