Is this plug-and-play? Do I need to install drivers?

Yes, it's plug-and-play on most modern systems like Windows 10/11 and macOS, thanks to the built-in CH340 chip. No separate driver installation is typically required.

How do I control the relay from my computer?

Use serial port debugging software (e.g., SSCOM32) set to 9600 baud rate. Send the hex command A0 01 01 A2 to turn the relay ON and A0 01 00 A1 to turn it OFF.

What safety protections does this module have?

It features overcurrent protection to prevent circuit damage and a freewheeling diode for relay coil protection, safeguarding both the module and your connected devices.

What is the relay's specification and lifespan?

It uses a robust 5V relay rated for 10A/250VAC or 10A/30VDC. It has a long service life and can be operated continuously for up to 100,000 cycles.

What are the typical applications for this module?

Ideal for smart home automation, DIY projects, and light industrial control, allowing you to wirelessly switch appliances/lights via your computer's USB port.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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USB Serial Port Control Relay Module Sturdy Durable Lightweight USB Relay Module USB Intelligent Control Switch Overcurrent Protection Intelligent Command Control Switch Intelligent Home

USB Serial Port Control Relay Module Sturdy Durable Lightweight USB Relay Module USB Intelligent Control Switch Overcurrent Protection Intelligent Command Control Switch Intelligent Home

Product ID: 611526783

Details

Connector Type
Usb
Contact Material
Silver
Contact Type
Normally Open
Current Rating
10 Amps
Mounting Type
Plug In Mount

⚡Overcurrent & diode protection

💻Plug & play USB CH340 chip

🔌10A high-power relay

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₨330

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In stock

Sold byAmazon SeychellesDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔗 Command your smart space with effortless USB power control!

SEAMLESS USB CONNECTIVITY - CH340 USB chip offers driver-free, plug-and-play operation for instant setup.
POWERFUL 10 A RELAY CONTROL - Handles up to 250VAC/30VDC with a robust 100,000-cycle lifespan for relentless reliability.
REAL TIME STATUS INDICATORS - Dual LEDs keep you informed of power and relay status at a glance.
SMART OVERCURRENT PROTECTION - Built-in safeguards prevent damage, ensuring your devices stay safe and sound.
PRECISION SERIAL COMMAND CONTROL - Use standard serial debugging software to effortlessly automate your relay switch.

The LCUS-1 USB Serial Port Control Relay Module features a durable 10A relay capable of switching 250VAC/30VDC loads with a lifespan of 100,000 cycles. It integrates a high-performance microcontroller and a CH340 USB-to-serial chip for driver-free, plug-and-play connectivity. Equipped with overcurrent and diode protection, plus LED indicators, it offers reliable, intelligent control via serial commands for seamless automation in smart home or industrial applications.

Specifications

ASIN	B0BXDNNJ8K
Best Sellers Rank	#125,612 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #22 in Home Automation Modules
Brand	JESSINIE
Brand Name	JESSINIE
Coil Resistance	10 Ohms
Coil Voltage	5 Volts
Connector Type	Usb
Contact Current Rating	10 Amps
Contact Material	Silver
Contact Type	Normally Open
Current Rating	10 Amps
Customer Reviews	4.0 out of 5 stars 35 Reviews
Manufacturer	JESSINIE
Maximum Switching Current	10 Amps
Maximum Switching Voltage	250 Volts
Minimum Switching Voltage	30 Volts (DC)
Mounting Type	Plug In Mount
Number of Terminals	2
Operation Mode	Automatic
Part Number	64278
Wattage	2.5 watts

Reviews

K**M

28.07.2025

M**K

15.03.2026

S**.

23.12.2025

T**O

8.03.2026

F**.

29.07.2025

H**R

14.12.2025

J**Y

18.07.2025

M**8

7.02.2025

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