05-50134-03

• Broadcom MegaRAID 9540-8i Tri-Mode Adapter with SAS3808 Processor
• 8 Internal Ports via One SFF-8654 connector; Supports SAS, SATA and PCIe/NVMe Devices
• PCIe 4.0 x8 Host interface; 12 Gb/S SAS and 128 Gb/S NVMe Data Transfer Rates
• RAID 0, 1 and 10 Plus JBOD mode; Up to 32 SAS/SATA Devices
• Low-Profile Server Form factor, 6.127 in X 2.712 in, About 6 W Typical Power
• 0 C to 55 C Operating range; MTBF Greater Than 3, 000, 000 Hours at 40 C

The 05-50134-03 is Broadcom's MegaRAID 9540-8i tri-mode storage adapter, a low-profile server RAID controller built on the SAS3808 processor with a PCIe 4.0 x8 host interface. It provides eight internal ports through a single SFF-8654 connector and supports SAS, SATA and PCIe (NVMe) devices on the same adapter. Broadcom rates the 05-50134-03 at 12 Gb/s for SAS and 128 Gb/s for NVMe, with support for up to 32 SAS/SATA devices, RAID levels 0, 1 and 10, and JBOD mode. The card draws roughly 6 W typical, measures 6.127 in x 2.712 in, and carries an MTBF rating above 3, 000, 000 hours at 40 C.

Tri-mode storage adapters let a single server backplane mix SAS, SATA and NVMe drives, so operators can stage a migration to NVMe without re-cabling or replacing the controller. The 05-50134-03 targets entry and mid-range servers that need boot and data volume protection through RAID 0, 1 and 10, or straight pass-through via JBOD for software-defined storage stacks. Its low-profile form factor and roughly 6 W draw suit dense 1U and 2U chassis where slot height and thermal budget are constrained. Typical buyers are server OEMs, systems integrators, hosting and colocation providers, and enterprise IT teams refreshing storage controllers.