10Gb PCIe NIC, Intel 82599EN, SFP+ Port, X520-DA1 Compatible, PCIe X4 /X8, Low Profile, Supports Windows Server /Linux /VMware ESXi /Proxmox /TrueNAS

Features

• BLAZING 10Gbps THROUGHPUT INTEL 82599EN, SAME CHIP AS X520-DA1 Powered by the battle-tested Intel 82599EN controller, the identical silicon used in the enterprise-grade Intel X520-DA1, this PCIe NIC delivers true, sustained 10 Gigabit throughput for NAS file transfers, VM live migration, iSCSI storage, and high-bandwidth server workloads. A proven chipset trusted in data centers worldwide, now at a fraction of the cost.
• PLUG-AND-PLAY ON PROXMOX, TRUENAS, ESXI & MAJOR LINUX DISTROS Natively recognized on Proxmox VE, TrueNAS Scale/CORE, VMware ESXi, Ubuntu, Debian, and CentOS with zero driver installation required. Windows Server 2016/2019/2022 and Windows 10/11 users can install via the standard Intel X520 unified driver package in minutes. Confirmed working with QNAP QuTS Hero and Synology DSM out of the box.
• FLEXIBLE SFP+ PORT DAC, AOC & FIBER MODULES ALL SUPPORTED The single SFP+ port accepts Direct Attach Copper (DAC) cables, Active Optical Cables (AOC), 10GBase-SR multimode, and 10GBase-LR single-mode fiber transceivers. Connects directly to Ubiquiti UniFi Dream Machine Pro, Mikrotik CRS series, Cisco, Netgear, and any SFP+-equipped switch without additional adapters or converters.
• UNIVERSAL PCIe FIT X4/X8/X16 SLOTS, ONLY 4 LANES REQUIRED Installs into any PCIe x4, x8, or x16 slot while consuming only 4 PCIe lanes, minimizing motherboard resource usage. Both full-height and low-profile brackets are included in the box, making this card compatible with standard ATX towers, 1U/2U rackmount servers, and compact Mini-ITX or mATX cases with limited internal clearance.
• ENTERPRISE RELIABILITY AT HOMELAB PRICING FULL AFTER-SALES SUPPORT Supports IEEE 802.3ae 10GbE standard, hardware TCP/UDP checksum offload, and jumbo frames up to 9KB for maximum throughput efficiency. Package includes the NIC card, full-height bracket, low-profile bracket, and driver CD. Backed by BZIZU dedicated customer support and Amazon's 30-day hassle-free return policy.