48V Gigabit Power Over Ethernet POE Injector, 24W Wall PoE Adapter,100/1000Mbps 802.3af Compliant, Up to 100 Meters (328 Feet)

Converts a non-PoE Gigabit port to a PoE Gigabit port, Network a PoE device located up to 100 meters (328 ft. ) away via Full Duplex Gigabit speeds
Raspberry Pi 3B+ can work with this POE injector after installed this PoE hat or micro USB PoE Splitter
Up to 48V 24W POE Adapter, Backwards compatible IEEE 802.3 af PoE ( 15.4W ). Middle-span and end-span
This PoE Adapter power your 802.3 af compatible devices, with no additional adapter needed. Just plug the network cable (not included) into your network switch and into the " Data In" port, then plug the cable to your device into the " Power&Data Out" port with your existing network cable
Compatible all 802.3 af PoE power devices like IP camera, IP phone, Wireless IP access point Gateway, Switch, Router and more..