Lenovo ThinkSystem 4350 16i HBA – 12Gb/s SAS/SATA Adapter

Usage Area

The Lenovo ThinkSystem 4350 16i is an internal Host Bus Adapter (HBA) designed for deployment in Lenovo ThinkSystem servers. It is intended for direct attachment of SAS or SATA storage drives within enterprise server chassis, enabling high-throughput connectivity for data-intensive workloads. The controller is suitable for environments requiring reliable, non-RAID disk pass-through, such as software-defined storage, hypervisor deployments, or backup-to-disk configurations. Its 12 Gb/s interface ensures compatibility with modern enterprise-class drives.

Construction Features

• Low-profile PCIe 3.0 x8 form factor adapter for installation in standard server slots.
• Dual internal connectors supporting up to 16 individual SAS/SATA lanes.
• Passive heatsink design for cooling without additional moving parts.
• Built for 24/7 operation in controlled server environments.
• Native compatibility with Lenovo ThinkSystem server platforms and drive backplanes.
• No RAID logic on-board; operates strictly as a pass-through HBA for direct disk access.

Technical Parameters

• Controller model: Lenovo ThinkSystem 4350-16i (MPN: 4350-16i)
• Adapter type: HBA (Host Bus Adapter)
• Interface: SAS/SATA 12 Gb/s
• Number of ports: 16
• Host bus: PCIe 3.0 x8
• RAID support: No (non-RAID HBA)
• Compatibility: Lenovo ThinkSystem servers

Standards & Certification

The controller complies with industry standards for SAS/SATA interoperability and PCIe specifications. It is certified for use within Lenovo ThinkSystem server lines, meeting the manufacturer’s internal quality and compatibility requirements. The device is designed in accordance with applicable EU directives for electrical equipment, including CE marking standards for safe operation in commercial environments.