Features & Benefits
- Standard CM4 socket and color-coded Raspberry Pi 40PIN GPIO header
- Multiple connectors including CSI/DSI/RTC/FAN/HDMI/USB/RJ45 Gigabit Ethernet/Micro SD Card Slot/M.2 Slot
- Powered by 5V/2.5A USB Type C port
- Home Page /
- Electronics /
- Computer Accessories /
- Computer Components /
- Single Board Computers /
- TOP1 Raspberry Pi Compute Module 4 Basic Expa...
0 ratings
Item #:
36531024
TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board RPi Computing Module Core Board Backplane Gigabit Ethernet Networking CM4-IO-BASE-B
Item #:
36531024
€ 53
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, September 27
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Mini Base Board for Compute Module 4 with powerful functions in a credit card-sized body
Buy Now Pay Later
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
Product Details
- Mini base board designed for Raspberry Pi Compute Module 4
- Features standard CM4 socket and color-coded Raspberry Pi 40PIN GPIO header
- Includes connectors for CSI, DSI, RTC, fan, HDMI, USB, RJ45 Gigabit Ethernet, and Micro SD Card Slot
- Powered by 5V/ 2.5A USB Type C port
- Supports various communication modules or NVME SSD with M.2 M KEY connector
- Comes with development resources and package content including CM4-IO-BASE-B and SSD mounting screw
| Connectivity Technology | Ethernet, GPIO, USB |
| Wireless Compability | Infrared |
| Processor Count | 4 |
| Total Usb Ports | 2 |
| Brand | waveshare |
| UPC | 761722099931 |
| Item Weight | 0.05 Kilograms |
| Manufacturer | TOP1 |
| Model Number | CM4-IO-BASE-B |
| Mfr Part Number | CM4-IO-BASE-B |
| Wireless Communication Standard | Infrared |
| Total USB Ports | 2 |
Product Description
TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board RPi Computing Module Core Board Backplane Gigabit Ethernet Networking CM4-IO-BASE-B
About This Item
Introducing the TOP1 CM4-IO-BASE-B Raspberry Pi Compute Module 4 Mini Base Expansion Board - the ultimate companion for your Raspberry Pi Compute Module 4. This mini base board is designed to enhance the capabilities of the Compute Module 4, providing you with a versatile and powerful computing solution. With a CM4 socket, this expansion board is compatible with all variants of the Compute Module 4. It features a gigabit Ethernet RJ45 connector for fast and reliable networking.
The M.2 M KEY allows for the integration of communication modules or NVME SSDs, expanding your storage and connectivity options. The Raspberry Pi 40PIN GPIO header ensures seamless compatibility with other Raspberry Pi peripherals. Plus, with two USB 2.0 Type A ports and two USB 2.0 ports via FFC connector, you can easily connect and interface with a wide range of external devices. This mini base board also offers impressive display capabilities, featuring a MIPI DSI display port and two MIPI CSI-2 camera ports, perfect for creating visual applications and projects. Additionally, it includes two HDMI ports (one via FFC connector), supporting 4K 30fps video output for stunning visuals. Thanks to the real-time clock with battery socket, you can keep track of time accurately and wake your Compute Module 4 as needed.
The microSD card socket allows for flexible storage options, particularly for Compute Module 4 Lite variants that don't come with eMMC. With a fan header that allows for speed adjustment and measurement, you can ensure optimal cooling and performance of your setup. The 5V power input ensures stable and reliable power supply. Measuring just 85 x 56mm, this mini base expansion board is compact and easy to integrate into your Raspberry Pi Compute Module 4 setup. It also comes with everything you need for a seamless installation, including the CM4-IO-BASE-B board and an SSD mounting screw. Take your Raspberry Pi Compute Module 4 to the next level with the TOP1 CM4-IO-BASE-B Raspberry Pi Compute Module 4 Mini Base Expansion Board.
Expand your capabilities, enhance your projects, and unlock the full potential of your computing endeavors. Purchase yours today and experience the power of the Raspberry Pi Compute Module 4!.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board used for?
Answer: The TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board is designed to enhance the functionality of the Raspberry Pi Compute Module 4. It acts as a base for development, allowing users to easily connect peripherals and expand capabilities. With features like Gigabit Ethernet, HDMI ports, and USB interfaces, this board is ideal for projects requiring robust networking and device connectivity. By utilizing this expansion board, engineers and makers can prototype and create applications ranging from embedded computing systems to DIY gaming consoles. -
Question:
How does the Gigabit Ethernet networking feature work?
Answer: The Gigabit Ethernet networking feature allows high-speed connections, enabling swift data transfer between the Compute Module 4 and other devices through a wired network. This is particularly beneficial for projects involving IoT and data-intensive applications where speed and stability are crucial. With this expansion board, users can set up remote servers, smart home systems, or even gaming servers that require low latency and high throughput, greatly enhancing overall performance compared to standard Ethernet. -
Question:
Can I use this expansion board for industrial applications?
Answer: Yes, the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board is perfect for industrial applications. With its robust design and versatile connectivity options, it can be integrated into automation systems, data logging, and remote monitoring scenarios. Industries such as manufacturing, warehousing, and agriculture can utilize this board to create solutions that require reliable computing and networking capabilities, allowing for real-time data processing and control. -
Question:
What type of projects can benefit from using this expansion board?
Answer: Many projects can benefit from the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board. For instance, hobbyists can create smart home systems, media centers, or even custom robotics. Developers might leverage it for IoT solutions that require constant network access or sensor data processing. The board's expansion capabilities cater to diverse project needs, making it suitable for both personal and professional developments. -
Question:
Is the expansion board compatible with other Raspberry Pi models?
Answer: The TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board is specifically designed for the Raspberry Pi Compute Module 4 and provides the necessary GPIO interfaces and connections tailored for this model. While it cannot be directly used with other Raspberry Pi models, custom adapters or alternative expansion boards exist for those devices. For optimized performance and full functionality, using it with the Compute Module 4 is highly recommended. -
Question:
What connectivity options does the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board offer?
Answer: This expansion board offers a wealth of connectivity options, including USB 2.0 ports, HDMI output, and a Gigabit Ethernet port. These features enable users to connect various peripherals like displays, keyboards, or cameras seamlessly. Such versatility makes it an ideal choice for creating multimedia applications, server setups, and other projects where diverse device compatibility is required, allowing for a richer user experience. -
Question:
Does this expansion board support display outputs?
Answer: Yes, the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board supports display outputs through HDMI connections. This allows users to attach monitors or screens to their modules easily, making it perfect for applications such as digital signage, media playback, or custom graphical user interfaces. Being able to connect displays empowers creators to build visually engaging projects that can interact dynamically with users or provide real-time data visualization. -
Question:
How many USB ports does the expansion board provide?
Answer: The TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board includes two USB 2.0 ports that facilitate the connection of USB peripherals. This is particularly advantageous for projects that need to interface with keyboards, mice, or other USB devices. Whether you are developing a custom computing setup or a more complex device, having multiple USB ports significantly increases the versatility of your application. -
Question:
What power supply requirements should I consider for this board?
Answer: To operate the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board effectively, it is recommended to use a power supply that delivers 5V with a minimum of 3A output. It ensures that the board and connected peripherals receive adequate power, especially during high-performance tasks. Additionally, a reliable power supply establishes stable conditions for your projects, minimizing the risk of unexpected shutdowns during operations. -
Question:
Where can I buy the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board in Finland?
Answer: You can purchase the TOP1 Raspberry Pi Compute Module 4 Basic Expansion Board from Ubuy in Finland. Ubuy offers a variety of electronic components and is known for a user-friendly shopping experience. With detailed product descriptions and customer reviews, Ubuy ensures that you have all the information needed to make an informed decision. Visit their website to explore further and find this specific expansion board.
waveshare Single Board Computers CM4-IO-BASE-B Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
0%
-
4 Star
100%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Exceptional quality and durability
- User-friendly design
- Great customer support
- Highly rated by users
- Stylish and modern look
Cons
- Slightly heavier than expected.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
€ 53
Order now and get it around Sunday, September 27
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.