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EC Buying LCUS-2 Type Dual-Channel 2-Channel USB Relay Module 5V Relay Module Onboard CH340 Microcontroller Chip USB Intelligent Control Switch Module Power LED IndicatorOvercurrent Protection 2PCS
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EC Buying LCUS-2 Type Dual-Channel 2-Channel USB Relay Module 5V Relay Module Onboard CH340 Microcontroller Chip USB Intelligent Control Switch Module Power LED IndicatorOvercurrent Protection 2PCS
The LCUS-2 USB relay module is a reliable device that enables control of 2-way relays using serial commands from your computer.
EC Buying LCUS-2 Type Dual-Channel 2-Channel USB Relay Module 5V Relay Module Onboard CH340 Microcontroller Chip USB Intelligent Control Switch Module Power LED IndicatorOvercurrent Protection 2PCS
Item #: 63945834

EC Buying LCUS-2 Type Dual-Channel 2-Channel USB Relay Module 5V Relay Module Onboard CH340 Microcontroller Chip USB Intelligent Control Switch

Item #: 63945834

SCR 386

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The LCUS-2 USB relay module is a reliable device that enables control of 2-way relays using serial commands from your computer.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

Product Details

Shop the EC Buying LCUS-2 USB Relay Module at Ubuy Seychelles. Control switches and relays with ease using this dual-channel USB module. With overcurrent protection and LED indicators.
Item Weight0.25 lbs (110 grams)

Product Description

EC Buying LCUS-2 Type Dual-Channel 2-Channel USB Relay Module 5V Relay Module Onboard CH340 Microcontroller Chip USB Intelligent Control Switch Module Power LED IndicatorOvercurrent Protection 2PCS

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Customer Questions & Answers

  • Question: How do I use the USB relay module?

    Answer: Connect the module to your computer, install the driver for the CH340 USB to serial port chip, and use a serial port debugging software to send hexadecimal commands to open or close the relays.
  • Question: Does the module support relay status query?

    Answer: Yes, you can send a hexadecimal command to query the relay status and receive a response that indicates the status of each channel.
  • Question: What are the dimensions of the board?

    Answer: The board size of the LCUS-2 USB relay module is 50*40mm.

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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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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SCR 386

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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.

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