Lenovo ThinkSystem 4350 16i HBA RAID Controller

Usage Area

The Lenovo ThinkSystem 4350 16i is an internal Host Bus Adapter (HBA) designed for deployment in Lenovo ThinkSystem servers. It provides direct attachment of SAS or SATA storage devices, enabling high-throughput connectivity for enterprise workloads such as database management, virtualization, and bulk data storage. The controller is suited for configurations requiring straightforward disk expansion without RAID functionality, acting as a pass-through interface between the server’s PCIe bus and up to 16 storage drives.

Construction Features

• PCIe 3.0 x8 form factor adapter for standard server expansion slots
• 16 internal ports for direct connection of SAS or SATA drives
• Passive cooling design, relying on server chassis airflow
• Compact, low-profile bracket compatible with ThinkSystem server enclosures
• Built on a dedicated HBA chipset, optimized for minimal latency
• No RAID engine, ensuring pure host-based storage management

Technical Parameters

• Type: HBA (Host Bus Adapter)
• Interface: SAS/SATA 12 Gbit/s
• Number of Ports: 16
• Form Factor: PCIe 3.0 x8
• RAID Support: No (HBA)
• Compatibility: Lenovo ThinkSystem
• MPN: 4350-16i

Standards & Certification

The controller complies with industry-standard SAS-3 and SATA 3.0 specifications, ensuring interoperability with certified storage drives. It is validated by Lenovo for use within ThinkSystem server platforms, meeting the manufacturer’s hardware compatibility and reliability requirements for enterprise data centers.