Raspberry Pi POE HAT OLED Temperature Display FAN Control IO Expansion

Original Waveshare 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" 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


Specifications
#POE POWER INPUT 37V ~ 57V DC in
#POE POWER OUTPUT 5V 2.5A DC out
#NETWORK STANDARD 802.3af PoE
#DIMENSIONS 56.5 × 65mm

#OLED SIZE 0.91"
#OLED PIXELS 128×32
#OLED DRIVER SSD1306
#OLED DISPLAY COLOR white