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Item #:
214335173
New 12V USB Relay 4 Channel Programmable Computer Control for Smart Home
Item #:
214335173
JMD 4230
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Thursday, August 20
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It's a USB controlled relay Board with 4 channels, making home automation and robotics control a breeze.
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What Stands Out
Smart Control
Easily integrate with home automation systems, allowing users to remotely control devices through a smartphone or computer, enhancing convenience and modern living.
Versatile Channels
With 4 programmable channels, this relay offers flexibility to control multiple devices simultaneously, making it perfect for complex setups like smart home systems.
Low Voltage Operation
Designed to operate on a safe 12V, this relay minimizes electrical hazards while ensuring reliable performance, ideal for users concerned about safety in home installations.
Product Details
| Country of Origin | This item will be imported from US |
| Item Weight | 0.16 lbs (70 grams) |
| What is in the box | New 12V USB Relay... For more details, please check description/product details |
Who Should Buy?
-
Tech Savvy Users
Perfect for users familiar with programming and automation, allowing customization for smart home projects.
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Home Automation Enthusiasts
Ideal for those looking to integrate multiple devices into a cohesive smart home system.
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DIY Project Builders
Great for hobbyists who enjoy building and programming their own electronic projects and home automation solutions.
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Beginners in Tech
Not suitable for users with little to no experience in programming or electronics due to complexity.
Product Description
New 12V USB Relay 4 Channel Programmable Computer Control for Smart Home
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Do I need to install drivers for this relay board?
Answer: No, the USB controlled relay board uses HID technology, requiring no driver installation on Windows systems. -
Question:
What types of projects can I use this relay board for?
Answer: You can use it for home automation, robotics control, and controlling doors and windows. -
Question:
Is there any support for integrating the relay board into my project?
Answer: Yes, we provide an application and a C++ development library for easy integration.
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23 July 2026 · via Trustpilot
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- 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.
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JMD 4230
Order now and get it around Thursday, August 20
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:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- USB controlled relay board with 4 channels.
- Easy integration with existing projects using supplied application and C++ library.
- No driver installation required on Windows systems.
- Ideal for home automation and robotics control.
- Includes a 12V USB Relay for smart applications.
- Tested before shipment for guaranteed functionality.
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