Raspberry Pi PoE (B) 802.3af-compliant - Waveshare

Mendukung Raspberry Pi 3B+ dan 4B The PoE HAT (B) is a 802.3af-compliant Power Over Ethernet accessory for the Raspberry Pi 3B+/4B. By using this small HAT and some proper 802.3af-compliant power sourcing equipments, it is possible to provide both network connection and power supply for your Raspberry Pi in only one Ethernet cable. Features at a glance : - Standard Raspberry Pi 40PIN GPIO header, supports Raspberry Pi 3B+/4B - PoE (Power Over Ethernet) capability，802.3af-compliant - Fully isolated switched-mode power supply (SMPS) - 0.91 #34; OLED, for monitoring processor temperature, IP address, and fan status in real-time - Onboard cooling fan, allows auto running on powerup OR programmable control, configured by switch Integrates PCF8574 IO expander for I2C bus, providing pin P0 for directly fan control, and more spare IO pins Spec: PoE power output : 5V 2.5A DC out OLED size : 0.91 #34; OLED pixels : 128×32 OLED driver : SSD1306 OLED display color : white Network standard : 802.3af PoE Dimensions : 56.5 × 65mm Sources : https://www.waveshare.com/poe-hat-b.htm