This is an industrial expansion module based on Raspberry Pi CM4, which features common interfaces such as Gigabit Ethernet, HDMI, USB, and GPIO, allows additional 4G / 5G / LoRa wireless communication modules to be connected via the M.2 or Mini-PCIe socket. There are also industrial interfaces/resources including RS485, CAN, and RTC.
Combined with the industrial rail-mount protection case, the module is an ideal choice for building IoT gateway, 4G/5G router, IoT data acquisition, or even the PLC device in industrial automatic control system, and more.
Features

Common Interfaces: Gigabit Ethernet, HDMI, USB, GPIO
Wireless Communication: Support for additional 4G/5G/LoRa wireless communication modules via M.2 or Mini-PCIe socket
Industrial Interfaces/Resources: RS485, CAN, RTC
Industrial Rail-Mount Protection Case: Provides durability and protection in industrial environments
Suitable for: IoT gateways, 4G/5G routers, IoT data acquisition systems, PLC devices in industrial automatic control systems, and more.

Package Content

CM4-IO-WIRELESS-BASE x1

PCIe to 4G/LoRa adapter x1

Screwdriver x1

Screws pack x1

Resources
WIKI:CM4-IO-WIRELESS-BASE

Industrial IoT Module Based On CM4
Suitable For IoT Applications Like IoT Getaway, Wireless Router, Intelligent Data Acquisition…
4G/5G/LoRa Support, Multi Interfaces

Connecting With Compute Module 4
Standard CM4 Socket And Partial Raspberry Pi GPIO HeaderSuitable For Compute Module 4 Lite/EMMC Series Module

4G/5G/LoRa Wireless Modules Support
Onboard M.2 Slot, Comes With Mini-PCIe Adapter As Well,Compatible With 4G/5G/LoRa Wireless Modules With M.2 Or Mini-PCIe Interface

An additional communication module is required to enable 5G/4G/3G/2G cellular network or LoRa gateway function.
Rich Interfaces
Providing Interfaces Including: CSI / HDMI / USB / ETH / CAN / RS485 / M.2 B KEY

Reserved Space For Heat Dissipation

for reference ONLY, heatsink and cooling fan are NOT included.
Rail-Mount Support
Rail-Mount ABS Protection Case, Easy To Install, More Safe Operation

Application Example
Suitable For IoT Gateway, 4G/5G Router, IoT Data Acquisition And Monitoring, Industrial PLC, Or Other Industrial Applications

for reference only, CM4, display are NOT included.
What’s On Board

Outline Dimensions

FAQs:
Q: What are the main features of this expansion module for the Raspberry Pi Compute Module 4?
A: The expansion module features Gigabit Ethernet, USB, camera and display interfaces, PCIe for NVMe SSD, audio input/output, RTC, fan, and multiple I/O headers.
Q: Which Raspberry Pi Compute Modules are compatible with this expansion module?
A: It is specifically designed for the Raspberry Pi Compute Module 4 series.
Q: Does the expansion module support Power over Ethernet (PoE)?
A: Yes, the expansion module supports PoE using the standard IEEE 802.3af protocol.
Q: What is the purpose of the fan connector on the board?
A: The fan connector allows you to connect a cooling fan to prevent the Compute Module and other components from overheating during intensive tasks.
Q: Can I use this expansion module for industrial applications?
A: Yes, the expansion module’s rugged design and various interfaces make it suitable for industrial applications that require reliable communication and I/O options.