Buy StarTech.com 4-Port 2.5Gbps NBASE-T PCIe Intel I225-V Network at Connection Public Sector Solutions
StarTech.com 4 Port PCIe Network Card - Standard Profile NIC - RJ45 Port - ST1000SPEX43 - Ethernet Adapters - CDW.com
4-Port 1 GbE Card – Netgate
593722-B21 | HPE NC365T 4-port Ethernet Server Ada.. | $99
2.5g/1g 4 Port Pcie Rj45 Lan 10/100/1000/ 2500mbps Realtek Chip Quad Server Network Card 2.5 Gigabit Ethernet Wired Game Nic - Network Cards - AliExpress
Amazon.com: HINYSENO 4 Port RJ-45 10/100/1000Mbps PCI-Express x 4 Gigabit Ethernet Server Adapter Dual Port Network Interface Controller Card for I350AM4 Chipset HS-LGI350A-4BT : Electronics