Waveshare 33042 PCIe TO 2.5G ETH Board (C) For Raspberry Pi 5

Waveshare 33042 PCIe TO 2.5G ETH Board (C) for Raspberry Pi 5 is a compact, high-performance PCIe expansion board designed to add 2.5 Gigabit Ethernet connectivity to Raspberry Pi 5. Built around the RTL8125 controller, it connects via the Raspberry Pi 5’s 16-pin PCIe interface and delivers stable, high-speed wired networking. The board supports Raspberry Pi OS with driver-free, plug-and-play operation, making installation quick and hassle-free. A space-saving side-mount design with a transparent acrylic mounting plate ensures clean integration without blocking access to other components. Power is supplied directly through the PCIe cable, eliminating the need for external power sources. With clear LED indicators for link and activity status, this board is ideal for users who need faster and more reliable Ethernet performance on Raspberry Pi 5. Features: Designed specifically for Raspberry Pi 5 Supports 2.5G Ethernet (RJ45) connectivity Uses PCIe x1 Gen2 interface via 16-pin cable RTL8125 high-performance Ethernet controller Driver-free, plug and play with Raspberry Pi OS Power supplied directly through PCIe cable Side-mount design saves space above the board LED indicators for connection and data activity Package Includes: 1 x Waveshare 33042 PCIe TO 2.5G ETH Board (C) For Raspberry Pi 51 x Transparent acrylic mounting plate1 x PH2.0 3PIN cable ~5cm1 x PCIe-Cable-50mm1 x Screws pack

Specifications

Controller	RTL8125
Network Speed	10/100/1000/2500 Mbps
Power Supply	5V via PCIe
Interface	PCIe x1 Gen2
OS Support	Raspberry Pi OS
Item Type:	PCIe Ethernet Expansion Board
Model No. / Name:	PCIe TO 2.5G ETH Board (C)
Ethernet Port	RJ45 2.5G Ethernet
Interface:	PCIe x1 Gen2 (16-pin)
Power Supply Voltage (V)	5V via PCIe cable
OS Supports	Raspberry Pi OS
Indicators	Green (activity), Yellow (link)
Mounting Style:	Transparent acrylic plate
Length (mm):	83
Width (mm):	38
Weight (g):	20
Shipping Weight	0.076 kg
Shipping Dimensions	11 × 11 × 3 cm