Lenovo RAID 9350-16i 4GB Flash | RAID Controller, Server, Enterprise

Keep critical server storage responsive under sustained write pressure with the Lenovo RAID 9350-16i 4GB Flash controller. Designed for enterprise server environments, it brings 16 internal SAS ports and 4 GB of flash-backed cache to help maintain throughput when workloads spike and cache contents need protection. That matters for virtualization hosts, database servers, and application platforms where storage latency quickly becomes user-visible. This controller supports the RAID levels commonly required in production infrastructure, giving teams flexibility to balance capacity, performance, and fault tolerance across different drive groups. Flash-backed cache adds an important layer of protection for in-flight data, helping preserve write performance through unexpected power loss scenarios. For organizations standardizing on Lenovo server components, this card fits the role of a high-value storage controller: enough capability for demanding deployments, without paying for features you do not need. Choose it when the cost of downtime, rebuild time, or inconsistent storage performance is higher than the price of a controller upgrade. It is built for teams that want predictable behavior, clean integration, and a storage path that can keep pace with enterprise workloads.