Waveshare’s Extended 4-Ch PCIe Gen 2×1 Expander is a 4-channel expansion board designed for PCI Express devices. The module is powered by a 12V power supply, and when connected to the Compute Module 4 PoE 4G Board, no external power adapter is needed. This adapter does not require a driver for general usage, except when utilizing PCIe devices.
High-Performance Controller
Adopts ASMedia Controller, Supports PCIe 2.0 Full Speed Stable Data Transmission
Significantly Improved Performance Than Other Average Chips

Outline Dimension




Packages Include:
1 x Waveshare Extended 4-Ch PCIe Gen 2 ×1 Expander
Official Micro-HDMI (Male) to Standard HDMI (Male) Cable for Raspberry Pi
Waveshare ESP32-S3 Microcontroller, 2.4 GHz Wi-Fi Development Board, dual-core processor with frequency up to 240 MHz
Waveshare 2-Channel Isolated CAN Expansion HAT for Raspberry Pi, Dual Chips Solution
Raspberry Pi Compute Module 4 – 4GB RAM, 32GB eMMC, 2.4/5.0GHz Wi-Fi & Bluetooth 5.0 (CM4104032) 








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