Linksys SE3005 5-Port Gigabit Ethernet Switch | Linksys: US
StarTech.com 4 Port Gigabit Power over Ethernet PCIe Network Card - PS – Natix
Black Box LGB304A 4-Port Gigabit Unmanaged Switch LGB304A B&H
Amazon.com: 4-Port Gigabit Ethernet Fiber Switch, with Two SFP Slots (1000M), Without Transceiver : Electronics
Amazon.com: Mini Industrial 4 Port 10/100/1000Mbps Gigabit Ethernet Switch with SFP Din Rail/Wall-Mount 10/100/1000BASE-T RJ45 + 1 100/1000FX (SFP) Support 12-48V DC 10Gbps Switching Capacity : Electronics
4-Port Gigabit Ethernet to USB3.1 Gen1 Adapter w/Mounting Kit
4 Port Gigabit Ethernet PCI-e PCIe x1 Network Adapter Card NIC Realtek Chipset | eBay
Sfp Fiber Media Converter Rj45 Gigabit | Gigabit Ethernet Fiber Media Converter - Fiber Optic Equipment - Aliexpress
4+4 Managed Gigabit SFP PoE+ Switch | RLH Industries, Inc.
Amazon.com: Intellinet 4-Port Industrial Gigabit Ethernet Switch with 2 SFP Ports-IP40 Rated Metal Housing, DIN-Rail Mount, Terminal Block Powered–for Computer Desktop Internet Networking-3 Yr Mfg Warranty-508247 : Electronics
24-Port Managed Gigabit Ethernet Switch | Linksys | Linksys: US
FS 48-Port Gigabit Switch with 4x 1Gb SFP - FS.com
4 Port Gigabit Switch | Ethernet VLAN Switch Module
Black Box LGB304AE Black Box USB-Powered Gigabit 4-Port Switch with EU Power Supply - 4 Ports - 10/100/1000Base-TX - 4 x Network - Twisted Pair - Gigabit Ethernet - 2 Layer Supported - Power Supply - - Walmart.com
Ultra Small Mini PC with 4 Gigabit LAN Ports - Stealth Model: LPC-140G4 | Stealth
Pciex4 4 Ports Gigabit Ethernet Lan Card 1000mbps Nic Realtek Rtl8111h Chips Designed For Small Cases Of Lenovo M720q M920x P330 - Network Cards - AliExpress
4-port PoE Gigabit Ethernet Switch - Dahua Technology USA Inc
GSD-804P 8-Port 10/100/1000Mbps Gigabit Ethernet Switch with 4-Port 802.3at PoE+ Injector - Planet Technology USA
4-Port Gigabit Ethernet to USB3.1 Gen1 Adapter w/Mounting Kit