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52Pi 2.5Gbps PCIe Network Adapter for RPi 5



The 52Pi 2.5Gbps PCIe Network Adapter is an innovative expansion card designed specifically for the Raspberry Pi 5, leveraging the PCIe interface to provide high-speed networking capabilities. Utilizing a flexible printed circuit (FPC) cable, this adapter connects seamlessly to the Raspberry Pi 5's PCIe slot, offering an external PCIe network card slot for enhanced connectivity. With support for 2.5Gbps transfer rates, this adapter empowers the Raspberry Pi 5 with a high-performance networking solution for various applications.


  • Raspberry Pi 5 Compatibility: Tailored for the Raspberry Pi 5, this PCIe network adapter seamlessly integrates with the single-board computer, unlocking advanced networking capabilities.
  • High-Speed PCIe Interface: The adapter features a 2.5Gbps PCIe interface, enabling rapid data transfer and enhancing the overall network performance of the Raspberry Pi 5.
  • Flexible Connectivity: Utilizing a FPC cable, the adapter ensures a flexible and reliable connection between the Raspberry Pi 5 and the external PCIe network card slot, allowing for convenient placement and versatility.
  • External PCIe Slot Support: The adapter provides an external PCIe slot, expanding the Raspberry Pi 5's capabilities by accommodating compatible PCIe network cards for increased flexibility in networking options.
  • Enhanced Network Speeds: With a maximum speed of 2.5Gbps, this network adapter delivers fast and efficient data transmission, making it suitable for bandwidth-intensive applications and scenarios.
  • Plug-and-Play Installation: Designed for user-friendly setup, the adapter offers a straightforward plug-and-play installation process, minimizing the need for complex configurations.
  • Compact Design: The compact form factor of the adapter ensures compatibility with various Raspberry Pi 5 enclosures while also maintaining an unobtrusive footprint.
  • Versatile Applications: Ideal for a range of applications, including home networking projects, media streaming, file sharing, and other scenarios requiring high-speed network connectivity.
  • Open-Source Support: The adapter is compatible with popular open-source software and drivers, ensuring seamless integration into the Raspberry Pi ecosystem.

Elevate your Raspberry Pi 5 to new networking heights with the 52Pi 2.5Gbps PCIe Network Adapter, a powerful solution for demanding networking tasks.


  • Product outlook

  • Dimension

How to assemble it?


Package Includes

  • 1 x 52Pi 2.5Gbps PCIe Network Adapter for RPi 5
  • 1 x PC105 pin header
  • 1 x PCIe FFC(FPC) cable (40mm length)
  • 4 x M2.5 Screw
  • 4 x M2.5 nut
  • 4 x M2.5 Copper pillar

How to enable PCIex1 functions on Raspberry Pi 5?

By default, the external PCIe header is not enabled, so to enable it, you can add one of the following options into /boot/firmware/config.txt and reboot:

# Enable the PCIe External connector.
  • Save it and reboot your Raspberry Pi 5.
  • Check ethernet connection
sudo ifconfig eth1 

If eth1 network interface not show up, please try to reboot raspberry Pi and check the configuration and FPC connection.


  • 52Pi 2.5Gbps PCIe Network Adapter for RPi 5.