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    LCUS-4 USB Relay Module 4 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch

    • **High-Performance Microcontroller for Reliable Automation:** Equipped with an 8-bit high-performance microcontroller, this USB relay module ensures efficient and reliable home automation, perfect for smart home enthusiasts.; **Versatile Power Supply Options:** The module supports both USB and external 5V power supply, offering flexibility and reliable power management for seamless operation of up to four devices.; **Enhanced Safety with Overcurrent Protection:** Features built-in overcurrent protection and relay diode freewheel protection, ensuring safe and long-lasting use with a relay life of up to 100,000 cycles.; **User-Friendly Serial Control:** Easy setup with CH340 USB to serial port control chip and supports simple relay switch status checking with command: 0xFF, making it convenient for users to manage their devices.; **Compact Design with Clear Indicators:** The compact 56*63mm board includes power and relay status LED indicators, providing clear visual feedback and making it ideal for space-constrained installations.
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    Product description FEATURES 1. Onboard 8-bit high-performance microcontroller chip; 2. Onboard CH340 USB to serial control chip; 3. Onboard power LED indicator and relay status LED indicator K light; 4. Support relay switch status query, query
    command: OXFF; 5. Onboard 85V, 10A/250VAC, 10A/30VDC relays, The electrical appliance has a long service life and can be connected continuously for 100, 000 times; 6.
    Power supply voltage: 5V, support USB power supply/external power supply switch; 7.
    Output type: relay switch signal; 8. The module has overcurrent protection and relay diode freewheelingprotection functions. 9.
    Board size: 76.9 * 80.6MM Onboard 8-bit microcontroller chip CH340 USB to serial control chip included Power LED indicator and relay status LED indicator Compatible with serial port debugging software at 9600 baud rate Onboard 85V, 250VAC, 30VDC Supports relay switch status query with command: OXFF Includes relay and power indicators 5V power supply Long relay lifespan, connect continuously for 100, 000 times Recommended external power for multiple relays due to USB current limits Relay switch signal USB/external power supply switch supported External power supply port for DC5V connection
    Board size: 76.9 * 80.6MM Overcurrent protection and relay diode freewheeling protection USB HOLDER for communication/power supply 1
    USB HOLDER: USB COMMUNICATION/POWER SUPPLY; 2
    EXTERNAL POWER SUPPLY PORT: CONNECT TO DC5V POWER SUPPLY. DUE TO THE LIMITED OUTPUT CURRENT OF USB, IT IS RECOMMENDEDTO USE EXTERNAL POWER SUPPLY WHEN USING MULTIPLE RELAYS; 3 RELAY INDICATOR; 4 POWER INDICATOR. 5 installation of serial port driver: the driver of ch340 USB to serial port chip shall beinstalled for the first time. 6 open the serial port debugging software such as stc-isp and ssc0m32, select thebaud rate of 9600, and send the relay switching command in hexadecimal (HEX) formto open or close the corresponding relay. You can choose to send manually orautomatically. Electronic OK Wire & Solder Wire 8-Color Wrapping Wire Add to Cart 30 Gauge 250M OK Wire Add to Cart 63-37 Tin Solder Wire Buying Options 30 Gauge 250M OK Wire Add to Cart 63-37 Tin Solder Wire Buying Options 30 Gauge 250M OK Wire Add to Cart 63-37 Tin Solder Wire Buying Options Customer Reviews 4.5 out of 5 stars 315 4.6 out of 5 stars 104 4.9 out of 5 stars 22 4.6 out of 5 stars 104 4.9 out of 5 stars 9 4.6 out of 5 stars 104 4.8 out of 5 stars 15 Model P/N B-30-1000 P/N B-30-1000 XH-100 P/N B-30-1000 XH-100 P/N B-30-1000 XH-100 External Wire Diameter 0.56 mm 0.56 mm 0.5 mm 0.56 mm 0.8 mm 0.56 mm 0.3 mm Core Sectional Area 0.2 mm² 0.2 mm² none 0.2 mm² none 0.2 mm² none Material PVC PVC solder PVC solder PVC solder Wire Gauge 30AWG 30AWG none 30AWG none 30AWG none Temperature 105 113 183 107 183 112 183

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