Broadcom HBA 9500-16i Tri-Mode Storage Adapter

The Broadcom HBA 9500-16i Tri-Mode Storage Adapter is a high-performance, non-RAID host bus adapter built on the SAS-4 (24Gb/s) architecture and delivered over a PCIe 4.0 x8 host interface. The adapter leverages Broadcom's Tri-Mode technology to simultaneously support SAS, SATA, and NVMe (PCIe) devices on a single controller, eliminating the need for separate adapters in mixed-drive environments. With 16 internal ports organized across two SFF-8654 8i connectors, the 9500-16i delivers an aggregate bandwidth capable of saturating modern all-flash and high-density JBOD enclosures without introducing a RAID overhead layer.

Designed explicitly as an IT-mode (initiator mode) HBA, the 9500-16i passes drives directly to the host operating system, making it the preferred choice for software-defined storage platforms such as Ceph, VMware vSAN, and Microsoft Storage Spaces Direct, as well as for hypervisor deployments where individual drive visibility is required. The controller uses the Broadcom SAS3816 ASIC and is supported by Broadcom's mature Fusion-MPT driver ecosystem across Linux, Windows Server, VMware ESXi, and FreeBSD, ensuring broad OS compatibility in heterogeneous enterprise environments.

The adapter is housed in a low-profile MD2 form factor with a full-height bracket included, supporting flexible installation in both rack-mounted servers and compact chassis. Its passive thermal design and low power draw make it suitable for high-density deployments where thermal budgets are constrained. The 9500-16i is widely adopted in hyperscale-adjacent enterprise storage builds, NVMe-oF target servers, and tiered storage architectures where direct device access and maximum drive scalability are operational requirements.

Ideal for

• Software-defined storage deployments using Ceph or GlusterFS requiring direct, unadulterated per-drive OS visibility across large JBOD enclosures
• VMware vSAN and Microsoft Storage Spaces Direct nodes where pass-through HBA mode is mandated and mixed SAS/SATA/NVMe drive pools must be supported from a single adapter
• High-density NVMe JBOD expansion in enterprise all-flash arrays, leveraging the adapter's native NVMe tri-mode capability over SFF-8654 cabling infrastructure
• Backup and archive servers requiring direct attachment of high-capacity SAS or SATA drives at scale without RAID controller overhead or licensing dependencies
• Database infrastructure nodes and analytics platforms needing raw storage device access for software RAID or LVM configurations managed at the OS or hypervisor layer
• NVMe-over-Fabrics target server builds where local NVMe devices are connected via tri-mode HBA before being exported across the fabric to initiator clients

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.