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WSAL19635 – PoE – ETH – USB HUB HAT/en

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Documentation notice: This technical documentation was independently rewritten from an archived supplier source. Check technical details and commands against the product version and manufacturer documentation before use.

Summary

The PoE/ETH/USB HUB HAT is a compact add-on board for the Raspberry Pi Zero series. It provides both power and network connectivity over a single Ethernet cable using 802.3af-compliant PoE, and adds three additional USB 2.0 ports.

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Technical overview

  • Compatibility: Designed for Raspberry Pi Zero; per source, compatible with the Zero series (Zero / Zero W / Zero WH).
  • Ethernet chip: Integrates an RTL8152B with one RJ45 port; auto-negotiates between 10 Mbit/s and 100 Mbit/s.
  • PoE input voltage range: 37 V to 57 V DC.
  • Power output: 5 V at 2.5 A DC output.
  • Isolated SMPS: The board includes a fully isolated switch-mode power supply (SMPS).
  • USB expansion: Three additional USB 2.0 / USB 1.1-compatible ports.
  • Dimensions: 23.10 x 65.00 mm.
  • Application: With a suitable 802.3af-compliant power supply, both network and power can be delivered via a single Ethernet cable.

Commands and examples – verify before use:  

sudo nano /boot/config.txt
dtoverlay=dwc2,dr_mode=host
sudo nano /boot/cmdline.txt
module-load=dwc2,g_ether
sudo reboot

Notes and version constraints

  • The commands listed in the FAQ specifically address the conflict scenario where the Pi Zero's USB port was configured as a wired network card; without that context they should not be applied blindly.
  • Version-sensitive steps: The paths /boot/config.txt and /boot/cmdline.txt may differ across Raspberry Pi OS versions; verify the current file structure before applying changes.
  • Missing context: The source does not provide exact driver, firmware, or compatibility lists beyond what is stated; further details require human confirmation.
  • No prices, stock levels, warranties, or certifications are present in the source; these were intentionally omitted.

Source and revision record

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