Onboard square USB interface and imported high performance USB control chip ensure stable connection. The special relay drive chip ULN2803 makes the relay work more stable. The military-grade PCB board production ensures durability. Two ways to access the power supply are convenient and flexible. Can control AC 250V and DC30V loads.
제품번호 #:
21865899
Diyeeni 4-Channel 12V USB Control Switch Relay Module, Relay Board Switch Controller, PC Relay Module Expansion Board, Relay Board for Automation
제품번호 #:
21865899
KRW 35643
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from 미국
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지금 주문하시면 도착 예정일 Monday, 8월 03
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Onboard square USB interface and imported high performance USB control chip ensure stable connection. The special relay drive chip ULN2803 makes the relay work more stable. The military-grade PCB board production ensures durability. Two ways to access the power supply are convenient and flexible. Can control AC 250V and DC30V loads.
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Note: Step Down Voltage Transformer required for using electronics products of 미국 store (110-120). Recommended power converters 지금 구매.
What Stands Out
Multiple Channel Control
This module supports four separate channels, enabling users to control multiple devices simultaneously, enhancing efficiency and convenience in automation tasks.
USB Connectivity
Designed with USB control, this relay module easily interfaces with computers and microcontrollers, providing seamless integration for project automation without complex setups.
Robust Automation Solution
Ideal for home automation, this relay board offers reliable performance for various applications, ensuring smart control with high reliability and user-friendly operation.
제품 세부 정보
- Onboard square USB interface for stable connection
- Utilizes imported high performance USB control chip
- Features special relay drive chip ULN2803 for stable relay operation
- Military-grade PCB board production for durability
- Convenient dual access power supply with board power socket and terminal
- Can control AC 250V, 10A AC load and DC30V 10A DC load
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
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DIY Electronics Hobbyists
Ideal for enthusiasts creating automated systems for home projects, allowing remote control of devices seamlessly.
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Home Automation Developers
Perfect for developers working on home automation solutions, enabling easy integration with various sensors and controllers.
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Small Business Owners
Useful for small business owners seeking affordable ways to automate devices, enhancing operational efficiency and cutting costs.
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Non-Technical Users
May be challenging for those without technical skills, as some setup and programming knowledge is required.
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High-Power Applications
Not suitable for high-power devices, as it is designed for low-power control ranging around 12V.
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Precise Timing Needs
Not optimal for applications requiring precise timing, as relay switching can introduce delays unsuitable for timing-sensitive tasks.
제품 설명
Diyeeni 4-Channel 12V USB Control Switch Relay Module, Relay Board Switch Controller, PC Relay Module Expansion Board, Relay Board for Automation
질문이 있으십니까? 채팅하기
고객 질문 및 답변
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의문:
What is a 4-Channel 12V USB Control Switch Relay Module?
답변: The 4-Channel 12V USB Control Switch Relay Module is an electronic component designed to control various electrical devices through USB. It consists of four individual relays, allowing you to operate four different applications simultaneously, making it useful for automation projects. These modules are widely used in home automation, industrial control systems, and robotics, enabling users to switch lights, motors, and other electrical appliances on and off from their computer. -
의문:
How does the relay module connect to a computer or microcontroller?
답변: The relay module typically connects to a computer or microcontroller via a USB or GPIO interface. Users simply need to connect the module’s input pins to the appropriate output pins on the computer or microcontroller. This setup allows for direct control through software applications or programming environments such as Arduino or Raspberry Pi, facilitating automation in various applications like IoT devices, home automation systems, and more. -
의문:
What applications can I use this relay module for?
답변: This relay module can be utilized for a wide array of applications, including but not limited to controlling home appliances, lighting systems, motor control, and automated plant watering systems. For instance, when integrated with a compatible software program, users can automate tasks such as scheduling lights to turn on or off at specific times or remotely operate devices from a smartphone or computer. Its versatility makes it an essential tool for both hobbyists and professional developers. -
의문:
Is it safe to use the relay module with high voltage devices?
답변: Yes, the relay module is designed to control high voltage devices safely as it provides electrical isolation between its control signals and the device being switched. However, it's crucial to ensure that the relay's ratings match the voltage and current of your devices. Proper connection and adherence to electrical standards are essential for safety. Users should follow the manufacturer’s guidelines and observe all safety precautions when connecting the module to high voltage sources. -
의문:
Can I control the relay module wirelessly?
답변: While the relay module itself is typically controlled via USB or GPIO, it is possible to integrate it into a wireless setup with additional components. For example, you can use a microcontroller equipped with Wi-Fi or Bluetooth capabilities to send commands to the relay module, allowing for remote control of devices over a network. This functionality is particularly useful in smart home applications, enabling automation and control from anywhere, enhancing convenience and efficiency. -
의문:
Are there specific programming languages required to operate this module?
답변: The relay module can be programmed using various programming languages, including C/C++ when using platforms like Arduino or Python with Raspberry Pi. Most users find it user-friendly to work with pre-existing libraries that simplify the control processes. Whether you're developing a personal project or professional applications, the flexibility in programming makes it accessible for both amateur and experienced developers. -
의문:
What is the maximum current rating for the relays on the module?
답변: The maximum current rating for each relay on the 4-Channel module typically ranges from 10A to 16A, depending on the specific model. It is essential to check the relay specifications provided by the manufacturer to ensure that it meets your project's requirements. Adhering to the rated current prevents overheating and potential damage, ensuring safe and reliable operation of the controlled devices. -
의문:
Can this relay board be used for automotive applications?
답변: Yes, the relay module can be utilized in automotive applications for controlling various electrical components, such as lights, motors, and locks. By integrating the relay board with automotive microcontrollers like Arduino, users can automate tasks, implement remote activation features, or even enhance vehicle security systems. Just ensure that the relay ratings are appropriate for automotive electrical systems to ensure proper functioning. -
의문:
What power supply is required for this relay module?
답변: The 4-Channel relay module typically requires a 12V DC power supply to operate effectively. It's important to provide a stable power source to ensure proper functionality and avoid voltage fluctuations. Using a regulated power supply is highly encouraged, especially in projects that require consistent performance, such as home automation systems or industrial applications. -
의문:
Where can I buy a 4-Channel 12V USB Control Switch Relay Module in South Korea?
답변: You can buy a 4-Channel 12V USB Control Switch Relay Module from Ubuy. They offer a wide selection of electronics, including this relay module, allowing you easy access and quick delivery in South Korea. With Ubuy, you can explore various options and ensure that you find the right module for your projects.
Diyeeni Editorial Review
The Diyeeni 4-Channel 12V USB Control Switch Relay Module is a device designed for automation purposes. It is a PC relay module expansion board with a smart switch controller that enables control of this unit electronically and remotely through the use of a Windows program or Linux via the usbrelay program. However, users have reported several issues with this module. Firstly, it does not come with an application, and its automatic driver doesn't work on Windows 11. Secondly, when contacting the supplier, there have been delays in receiving support or receiving additional applications. Thirdly, users have warned against using the barrel connector to provide power to the device and instead recommend using the terminals. Overall, the Diyeeni 4-Channel 12V USB Control Switch Relay Module has received mixed reviews, with some users reporting success in controlling it using the appropriate software while others have faced resistance and issues in use.
Customer Reviews & Ratings
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장점
- Can be controlled electronically and remotely using Windows or Linux
- Has four channels for expanded automation functions
단점
- No application comes with the product
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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KRW 35643
지금 주문하시면 도착 예정일 Monday, 8월 03
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특징 및 장점
- Stable connection through USB interface
- Special relay drive chip for stable operation
- Military-grade PCB for durability
- Flexible power supply access
- Controls AC and DC loads
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