16 Port Fast Ethernet Unmanaged POE Switch / 非网管二层交换机 from China manufacturer - Zion Communication is a professional manufacturer of cables and accessories for signal and low voltage transmission.
Amazon.com: Aumox 18-Port Ethernet Gigabit PoE Switch, 16-Port PoE with 2 Uplink Gigabit Ports, 250W Built-in Power, Metal Casing and 19-inch Rackmount, Traffic Optimization, Plug and Play, Unmanaged(SG518P) : Electronics
16-Port Internet Unmanaged Poe Switch – WEILAILIFE Security Tech Life
16-Port Internet Unmanaged Poe Switch, Home Power Over Ethernet Hub Router, Office Network Splitter, Plug-and-Play, Fanless Metal Housing, Desktop or Wall Mount - Walmart.com
KuWFi 16 Port POE Switch 10/100Mbps VLAN Ethernet Switch Uplink Plug and Play Network Switch For CCTV IP Camera/Wifi Router - AliExpress