This is a high-speed IBM/Lenovo Quad-Port 10 Gigabit Ethernet Host Bus Adapter (HBA), designed for modern server and storage environments. It provides four independent 10Gbps connections, ideal for demanding workloads like virtualization, data center connectivity, and storage networking (iSCSI, FCoE).

Part Number (P/N): 00AR319

Key Technical SpecificationsThis adapter uses SFP+ ports for high-bandwidth fiber optic or Direct-Attach Copper (DAC) connectivity.Ports: 4x 10Gbps PortsConnectivity: SFP+ (Small Form-Factor Pluggable Plus)2Note: SFP+ Transceivers (optics) or DAC cables are NOT included.Host Interface: PCI Express (PCIe) $3.0$ x8 (backward compatible with PCIe $2.0$ slots)Form Factor: Low Profile / Full Height (usually ships with a Full-Height bracket, please check the actual bracket on your card)Data Rate: 10 Gbps per port (40 Gbps aggregate theoretical throughput)3Controller: Often features the Intel 82599ES or similar high-performance chipset.4Protocols Supported: Ethernet (NIC), iSCSI, and Fibre Channel over Ethernet (FCoE).Condition & Sale Details: AS ISCondition: Used – This adapter was removed from a working server environment and kept as a spare component in our inventory.Testing: It was verified to be a functional replacement part before being put into stock. Selling AS IS (meaning no operational warranty is offered beyond being a functional "pull").What's Included:1 x IBM/Lenovo 4-Port 10GbE HBA (P/N: 00AR319)