Lenovo ThinkSystem V3 1U Fan Option Kits deliver optimal cooling performance, energy efficiency, and system reliability for enterprise servers. Available in Performance (4F17A14487) and Standard (4F17A14488) configurations, these hot-swap fans are designed to maintain ideal operating temperatures, reduce thermal stress, and ensure consistent uptime for demanding workloads such as virtualization, databases, and high-performance computing. The 4F17A14487 ThinkSystem V3 1U Performance Fan Option Kit v2 provides enhanced airflow and cooling capacity for high-density compute environments and thermally demanding applications. The 4F17A14488 ThinkSystem V3 1U Standard Fan Option Kit v2 offers reliable cooling for standard enterprise workloads with optimized power consumption. Both kits feature hot-swap capability for maintenance without system downtime, ensuring maximum server availability and operational efficiency in modern data center environments.