05-50076-01: Broadcom HBA 9500-16e PCIe 4.0 Tri-Mode 16-Port External Host Bus Adapter
Also listed as: HBA 9500-16e, 9500-16e, 05-50076-03, 05-50076 · made by Broadcom
The Broadcom HBA 9500-16e provides 16 external channels of high-performance PCIe 4.0 storage connectivity through four external Mini-SAS HD (SFF-8644) ports. Engineered to link host servers to external SAS/SATA JBOD expansion shelves, SAN disk arrays, and LTO tape libraries, it delivers over 3 million IOPS with ultra-low latency. When buying used external HBAs, inspect external SFF-8644 port shielding and latch springs for wear, verify IT-mode pass-through functionality, and ensure bracket screws are secure.
Specifications
| Part number | 05-50076-01 |
|---|---|
| Brand | Broadcom |
| Made by | Broadcom |
| Type | HBAs |
| Other numbers | HBA 9500-16e, 9500-16e, 05-50076-03, 05-50076 |
| Status | current |
| Interface | PCIe 4.0 x8 |
| Form factor | MD2 Low Profile |
| Ports | 4x Mini-SAS HD SFF-8644 (16 external ports) |
| Generation fit | JBOD storage expansion and external tape/disk enclosures |
About the 05-50076-01
05-50076-01 is Broadcom's 16-port external PCIe 4.0 Tri-Mode host bus adapter, model HBA 9500-16e. Featuring four external Mini-SAS HD SFF-8644 ports powered by the SAS3816 controller, it connects host servers to high-density external JBOD enclosures, SAN disk shelves, and LTO tape libraries. It provides over 3 million IOPS for petabyte-scale storage expansion.
Compatibility
The card fits PCIe 4.0 x8 slots and connects externally via four SFF-8644 ports. Compatible with SAS and SATA external disk shelves from Western Digital, Seagate, Dell, and Lenovo, as well as SAS tape drives. It does not require internal cache backup batteries. Operates seamlessly under Windows Server, Linux, and VMware ESXi.
How to identify a genuine unit
The rear metal bracket reveals four external Mini-SAS HD SFF-8644 receptacles. A printed label on the card displays part number 05-50076-01 and model HBA 9500-16e. In operating system device managers, the card reports as a Broadcom SAS3816 external host adapter.
Buying used
Inspect the four external SFF-8644 connector shielding cages for physical damage or loose retention spring latches from repeated external cable pulls. Verify link negotiation across all four ports using connected storage devices. Confirm bracket screws are tight.
Reference prices (last 14 days, updated 2026-10-27)
New: USD 460 (1 sighting, Oct 2026)
Used: USD 280 (1 sighting, Oct 2026)
All sightings
| Seller | Condition | Price | Note | Seen |
|---|---|---|---|---|
| serversupply.com | new | USD 460 | 2026-10-27 | |
| ebay.com | used | USD 280 | 2026-10-27 |
Prices seen on public listings on the dates shown, before tax and shipping. Not an offer.
Fits these models
Equivalent part numbers
- Lenovo 4Y37A09727 ThinkSystem 430-16e SAS/SATA 12Gb HBA
FAQ
What external connector does HBA 9500-16e use?
Four external Mini-SAS HD SFF-8644 connectors.
Can it attach external tape drives?
Yes, it is widely certified with enterprise SAS LTO-7, LTO-8, and LTO-9 tape drives.
Buying or selling 05-50076-01?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Broadcom HBA 9500-16e User Guide, checked 2026-10-27