This is a genuine HPE ProLiant XL170r Gen9 Riser 2 Card Assembly (P/N: 800370-001). This low-profile riser is the specific component required to add a PCIe expansion slot to the XL170r Gen9 server node, which is part of the Apollo 2000 high-density chassis system. As an authentic HPE part, it ensures a perfect fit, signal integrity, and compatibility with the server's system board.

Key Features 

• Genuine HPE Part: Guarantees perfect mechanical and electrical compatibility with the HPE ProLiant XL170r Gen9 server node.

• Low Profile PCIe x16 Slot: Provides one PCIe 3.0 x16 slot designed for low-profile adapter cards, allowing for the installation of high-performance network cards, storage controllers, or other peripherals.

• Designed for XL170r Gen9: Specifically engineered for the "Riser 2" position within the ProLiant XL170r Gen9 compute node.

• Essential for Expansion: The required component for adding a PCIe expansion card to a server that was not originally configured with this riser option.