pfSense compatible Low Profile /Full Height Intel Quad Port ethernet card. NIC

Dell Intel i350-t4 Quad Port 4x1GbE RJ45 rNDC Rack Network Daughter Card R1XFC

Dell Broadcom 5719 4-Port Gigabit Ethernet PCIe 2.0 NIC Network Card P/N TMGR6

HP 331T Quad Port NIC RJ-45 1GBase-T High Profile Network Card 647592-001

HP NC365T Quad Port RJ45 - 1Gbps Full Height PCIe-x4 Pfsense compatible card

Dell Intel I350 X540 10GbE/1GB Quad Port Daughter Network Card

HP NC364T Quad Port Gigabit Server Adapter HSTNS-BN26 4-Port PCIe NIC 436431-001

HP 361T 1Gbs RJ45 Dual Port Network Card 656241-001 H/p ( i350-T2 ) excellent