Waveshare Power over Ethernet HAT (B) for Raspberry Pi 3B+/4B & 802.3af PoE Network

• 1x Waveshare Power over Ethernet HAT (B) for Raspberry Pi 3B+/4B & 802.3af PoE Network
• 1x PoE HAT (B)
• 1x Standoffs pack

• 56.5 x 65 mm

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• Standard Raspberry Pi 40-pin GPIO header, supports Raspberry Pi 3B+/4B
• Power over Ethernet (PoE) 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 with automatic operation on power-up or programmable control, configured by switch
• Integrates PCF8574 IO expander for I2C bus, providing pin P0 for direct fan control and additional spare IO pins
• PoE power input: 37V ~ 57V DC
• PoE power output: 5V 2.5A DC
• OLED resolution: 128×32 pixels
• Network standard: 802.3af PoE
• OLED driver: 1306
• OLED display color: white
• Provides both network connection and power supply for Raspberry Pi in one cable
• Automatically turns on/off cooling fan based on Raspberry Pi processor temperature
• Onboard PCF8574 chip providing 8 IO pins, with P0 for fan control