Raspberry Pi CM4 dual ETH mini Open-source Router Board Metal case for Compute Module 4 IO Board 5V, Type-C interfac
SPECIFICATIONS
Accessory Type: Extension Board
Battery Included: no
Brand Name: spotpear
Choice: yes
Compatible With: Raspberry Pi CM4
High-concerned chemical: none
Origin: Mainland China
Typical Application Fields: Education and Learning
semi_Choice: yes
Note: Do not include CM4, Please Buy alone.
Overview
CM4-DUAL-ETH-MINI, a baseboard that can be used with Raspberry Pi Compute Module 4,
supports 5V DC Type-C interface power supply, and features dual Gigabit Ethernet ports,
single-channel USB2.0 with a fan interface and standard Raspberry Pi 40Pin interface,
which is suitable for scenarios requiring multiple network ports such as soft routing.
Specifications
CM4 SOCKET : suitable for all variants of Compute Module 4
NETWORKING : Dual Gigabit Ethernet RJ45 connector
USB : USB 2.0 Port
PIN HEADER : Raspberry Pi 40PIN GPIO header
STORAGE : TF card socket for Compute Module 4 Lite (without eMMC) variants
FAN HEADER : 4-wire SH1.0 port, allows speed adjustment and measurement, 5V
POWER INPUT : 5V, Type-C interface
DIMENSIONS : 55.0 × 68.0mm

* Please refer to the part list for detailed package content

Note : Do not include CM4
Product Model : CM4-DUAL-ETH-MINI
Feature : Dual Gigabit Ethernet Base Board
Product Model : CM4-DUAL-ETH-MINI-BOX
Feature : Dual Gigabit Ethernet Mini-Computer Kit. In addition to the Dual Gigabit Ethernet Base Board, it is equipped with Aluminum Alloy case, fan and power supply adapter
Better Protection For The Base Board, Comes With Cooling Fan For Efficient Heat Dissipation

for reference only, CM4 is NOT included.
Standard CM4 Socket And 40PIN GPIO Header
Suitable For Compute Module 4 Lite/EMMC Series Module

for reference only, CM4 is NOT included.

Each Cut-Out Is Completely Aligned With The Connector

Magnetic Removable Top With The Location Columns, Easy To Fix And Better Protection For The GPIO Pins

Metal Case For Large Area Thermal Conductivity And Heat Dissipation
Built-In Speed-Adjustable Fan With Cooling Fins, More Efficient

Suitable For Raspberry Pi Or Other Industrial Occasions With Special Function Requirements



1. 40PIN GPIO header : for connecting sorts of HAT
2. M4 Socket : suitable for all variants of Compute Module 4
3. RJ45 Dual Gigabit Ethernet Port
Dual RJ45 Gigabit Ethernet ports, 10/100/1000M compatible
ETHERNET 0: CM4 original network port
ETHERNET 1: PCIe extended network port
4. USB 2.0 Type A port : for connecting sorts of USB devices
5. FAN header : for connecting cooling fan, allows speed adjustment and measurement
6. Reset button
7. Boot switch
ON: CM4 would be booted from USB-C interface
OFF: CM4 would be booted from eMMC or TF card
8. Type-C port : 5V/2.5A power supply, or used for eMMC programming
9. TF card slot : for connecting a TF card with pre-burnt image (Lite variant ONLY)
10. RTL8111H : Gigabit NIC chip
11. Indicator :
PWR: indicating the power supply status of Raspberry Pi
SYS: indicating the working status of Raspberry Pi
12. SYSTEM switch
EEPROM_WP: Prevent EEPROM from being overwritten
WiFi_DIS: WiFi disabled, only for CM4 version with wireless
BT_DIS: Bluetooth disabled, only for CM4 version with wireless






Just board : CM4-DUAL-ETH-MINI
CM4-DUAL-ETH-MINI x1

With Case : CM4-DUAL-ETH-MINI-BOX
CM4-DUAL-ETH-MINI + metal case (assembled) x1
OPTIONS 5V 3A power adapter x1
Screwdriver x1
Thermal tape 2PCS x1
Black anti-slip rubber 4PCS x1

- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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