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
Ai Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module
Raspberry Pi Camera Module 3
Pixhawk 2.4.7 Upgraded Flight Controller kit with GPS Module Combo Kit
Official Raspberry Pi Debug Probe
Waveshare USB HUB HAT (B) for Raspberry Pi Series with 4x USB 2.0 Ports
Stripe Aluminum Cooling Case for Raspberry Pi 4, Built-In Active Radiator with Fins
Official Raspberry Pi High Quality Camera- C/CS Mount 







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