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X303 Ethernet expansion & usb hub board
X303 Ethernet expansion & usb hub board
X303 + Raspberry pi zero 2 w
X303 + Raspberry pi zero 2 w + C296
X303 pcb size


X303 is a Gigabit Ethernet expansion board with USB HUB specially designed for Raspberry Pi Zero 2 W / Pi Zero / Zero W / Zero WH.

It equipped with a Gigabit Ethernet, 3 standard USB-A 2.0 ports, and a USB Type C to power.

The USB-A port can be used to connect external devices such as mouse, keyboard etc.


  • The Raspberry Pi board, power adapter are not included in the packing list.
  • Raspberry pi micro OTG port cannot be used as it is occupied by USB HUB


  • Onboard USB2.0 to 10/100/1000M Gigabit Ethernet
  • Upgrade to fast, wired Ethernet speeds via USB
  • Improve speed and reliability over faster networks
  • Practical speeds of 200300Mbps on a Gigabit network. Supports auto MDIX
  • Powered by the Realtek RTL8153 chipset that provides better performance, and stability, than most WiFi networks
  • Onboard three USB 2.0 Ports - No more external USB hub
  • Gain 3 USB2.0, downstream ports which offer HighSpeed (480Mbps), FullSpeed (12Mbps), and LowSpeed (1.5Mbps)
  • Powers the Raspberry Pi via Pogo Pins - no wiring & soldering required

Port & Connectors

  • 1 x Gigabit Ethernet to provides high-speed transmission
  • 3 x USB-A 2.0 Port to support external USB device
  • 1 x UPS-C Port to power in

How to Power

Power via USB C 5V In port of X303

Power supply requirement: 5Vdc +/-5% , ≥3A

How to Cool

Recommend to use with Geekworm C296 aluminum heatsink for Raspberry Pi Zero 2 W.

C296 also compatible with raspberry pi zero w by using thermal pads of different thicknesses, thermal pads for raspberry pi zero w is not included.

Packing List

  • 1 x X303 V1.1 Expansion Shield
  • 4 x CM2.5*5mm Screws

User Manual

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