Amazon.com: POE HAT (B) for Raspberry Pi 4B/3B+,Power Over Ethernet HAT with 0.91" OLED,Support 802.3af PoE Network,802.3af Power-Sourcing Equipment Required : Electronics
Pi PoE Switch HAT for Raspberry Pi 3 Model B+ — ameriDroid
Raspberry Pi PoE HAT
UCTRONICS PoE HAT 5V 3A for Raspberry Pi 4B, 3B+ and 802.3af/at PoE Ne – Vilros.com
Raspberry Pi PoE HAT+; Fully isolated switched-mode power supply; fan control; 5 V DC/5 A - Micro Center
Power Over Ethernet (PoE) HAT for Raspberry Pi 3 B+ 4 and 802.3af PoE
waveshare PoE HAT for Raspberry Pi 4 B/3 B+,Power Over Ethernet HAT (C) with Fan,Support IEEE 802.3af Network,5V 4A USB,12V 2A 2P Header Power Outputs - Newegg.com