5 Ports DC12-48V Input Full Gigabit POE Switch with Voltage Booster | Linovision Global Store
48V POE Switch 8 16 Ports 2 Uplink 10/100Mbps IEEE 802.3 af/at for IP Camera CCTV Security Camera System Wireless AP - AliExpress
Amazon.com: Mini Industrial 3 Port Gigabit PoE Switch with DC12V-48V to DC48V Voltage Booster Hardened RJ45 10/100/1000Mbps 802.3at 30W/Port Ethernet Switch Din Rail Mount Compatible with IP Camera VOIP Phone : Electronics
iCreatin 48V POE Injector Adapter Power Supply - MaestroVision - Audio & Video Management Solutions
Amazon.com: CENTROPOWER 3 Port Outdoor POE Switch/Extender/Booster, 30W 48V 10/100/1000Mbps,POE Passthrough Switch,Ethernet Extender,PoE Repeater,Comply with IEEE 802.3af/802.3at : Electronics