Raspberry Pi POE Hat
The Raspberry Pi PoE HAT is used to power a Raspberry Pi 3 Model B+ via an Ethernet cable. Power-sourcing equipment is required on the Ethernet network, and should be available from your local reseller.
Features & Benefits
Fully isolated switched-mode power supply
3757V DC, Class 2 device
5V/2.5A DC output
25mm x 25mm brushless fan for processor cooling