usb relay board

usb relay board Hot Sales

usb relay board in Amazon
2Pcs 4 Channel USB Relay Board Auto Module +Cable SRD-12VDC-SL-C for Arduino Us
$95.43

2Pcs 4 Channel USB Relay Board Auto Module +Cable SRD-12VDC-SL-C for Arduino Us

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC
$28.31

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC

5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home U-
$6.61 to $10.59

5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home U-

8 Channel USB Relay Module with Enclosure, Power Supply, and Cable
$288.00

8 Channel USB Relay Module with Enclosure, Power Supply, and Cable

KMTronic USB 8 Channel Relay Board DIN rail
$49.50

KMTronic USB 8 Channel Relay Board DIN rail

KMTronic USB 8 Channel Relay Board, RS232 Serial controlled
$47.70

KMTronic USB 8 Channel Relay Board, RS232 Serial controlled

Lot of Arduino R3 2560 - RPI Relay Every Board
$20.00

Lot of Arduino R3 2560 - RPI Relay Every Board

5V USB Relay 2 Channel Programmable Computer Control For Smart Home New
$5.21

5V USB Relay 2 Channel Programmable Computer Control For Smart Home New

Measurement Computing USB-ERB24 Relay Board 24-Channel, 6A 240VAC/28VDC Contacts
$150.00

Measurement Computing USB-ERB24 Relay Board 24-Channel, 6A 240VAC/28VDC Contacts

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC
$26.38

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC

8-channel 12VDC Type B USB Relay Board Module Controller for Automation Robotics
$20.23

8-channel 12VDC Type B USB Relay Board Module Controller for Automation Robotics

Sainsmart 16-Channel 9-36V Usb Relay Module
$45.99

Sainsmart 16-Channel 9-36V Usb Relay Module

8 Channel 12V DC USB Type-B Relay Board Module Controller for Automation Robotic
$20.15

8 Channel 12V DC USB Type-B Relay Board Module Controller for Automation Robotic

Relay Board (Module) 12VDC - USB controlled, DRM Software compaitable
$47.49

Relay Board (Module) 12VDC - USB controlled, DRM Software compaitable

RESEARCH DESIGN LAB RDL/4RB/15/001/V6.0 USB Relay Board
$220.99

RESEARCH DESIGN LAB RDL/4RB/15/001/V6.0 USB Relay Board

Relay Module 2 Way USB Control Switch With LED For Overcurrent Protection New
$14.10

Relay Module 2 Way USB Control Switch With LED For Overcurrent Protection New

2 Channel USB Relay Board with Cable (Power Adapter not Included)
$179.00

2 Channel USB Relay Board with Cable (Power Adapter not Included)

5V 12V 24V USB Relays Module 4 Channel Board ULN2803 for Computer Automation
$13.61 to $14.28

5V 12V 24V USB Relays Module 4 Channel Board ULN2803 for Computer Automation

1 Channel USB Relay Board with Cable (Power Adapter not Included)
$170.00

1 Channel USB Relay Board with Cable (Power Adapter not Included)

8 Channel USB Relay Board with Cable (Power Adapter not Included)
$233.00

8 Channel USB Relay Board with Cable (Power Adapter not Included)

SainSmart USB Eight Channel Relay Board for Automation - 12 V
$41.41

SainSmart USB Eight Channel Relay Board for Automation - 12 V

5-30V Delay Relay Board Timer Control Module Micro USB Power Trigger Switch
$1.70

5-30V Delay Relay Board Timer Control Module Micro USB Power Trigger Switch

12V 4 Channel USB Relay Board Auto Module +Cable SRD-12VDC-SL-C for Arduino
$13.95

12V 4 Channel USB Relay Board Auto Module +Cable SRD-12VDC-SL-C for Arduino

4 Channel USB Relay Board with Cable (Power Adapter not Included)
$197.00

4 Channel USB Relay Board with Cable (Power Adapter not Included)

ESP32 WiFi Board | ESP-WROOM-32 CP2102 | USB-C | Wi-Fi BLE | Arduino IDE Python
$7.99

ESP32 WiFi Board | ESP-WROOM-32 CP2102 | USB-C | Wi-Fi BLE | Arduino IDE Python

TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay
$3.99

TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC
$26.79

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC

4 Channel USB/Wireless Relay Board(with Temperature DS18B20) - Andriod/iOS
$36.00

4 Channel USB/Wireless Relay Board(with Temperature DS18B20) - Andriod/iOS

USB Relay Module Intelligent Switch Control MCU PC Smart Control...
$16.37

USB Relay Module Intelligent Switch Control MCU PC Smart Control...

8 Channel 5V USB Relay Board Module Computer PC Smart Control Switch Controller
$13.24

8 Channel 5V USB Relay Board Module Computer PC Smart Control Switch Controller

MICRO USB 5V 2-Channel Relay Module USB Control Relay Module serial port
$4.87

MICRO USB 5V 2-Channel Relay Module USB Control Relay Module serial port

5V Relay Module USB Control Switch / 2 Way 5V Relay Module / PC Control Switch
$10.90

5V Relay Module USB Control Switch / 2 Way 5V Relay Module / PC Control Switch

5V Relay Module USB Control Switch / 2 Way 5V Relay Module / PC Control Switch
$10.36

5V Relay Module USB Control Switch / 2 Way 5V Relay Module / PC Control Switch

TYPE-C USB Relay Module DC 5V 12V PC UART Serial Port RS232(TTL) Switch Board
$3.89 to $4.89

TYPE-C USB Relay Module DC 5V 12V PC UART Serial Port RS232(TTL) Switch Board

USB Eight (8) Relay Output Module, Board for Home Automation - 12V
$47.49

USB Eight (8) Relay Output Module, Board for Home Automation - 12V

5V Relay Module USB Control Switch / 2 Way 5V Relay Module / PC Control Switch
$10.49

5V Relay Module USB Control Switch / 2 Way 5V Relay Module / PC Control Switch

CH340 LCUS-1 TYPE-C USB 1 Channel Relay Module PCB Intelligent Control Switch
$5.95

CH340 LCUS-1 TYPE-C USB 1 Channel Relay Module PCB Intelligent Control Switch

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC
$31.03

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC

5V/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home
$5.60 to $11.30

5V/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home

Coin Operated USB Time Relay Board With Separate LCD Display For USB Devices
$26.99

Coin Operated USB Time Relay Board With Separate LCD Display For USB Devices

TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay
$4.28

TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay

DC 12V 2Ch RS232 Relay Board Remote Control USB PC UART COM Serial Ports-
$7.84

DC 12V 2Ch RS232 Relay Board Remote Control USB PC UART COM Serial Ports-

KMTronic USB 2 Relay Controller, RS232 Serial controlled, BOX
$33.30

KMTronic USB 2 Relay Controller, RS232 Serial controlled, BOX

DC 12V 8 Channel USB Type-B Relay Board Module Controller for Automation Robotic
$17.14

DC 12V 8 Channel USB Type-B Relay Board Module Controller for Automation Robotic

8 Channel 5V USB Relay Board Module Computer PC Smart Control Switch Controller-
$16.58

8 Channel 5V USB Relay Board Module Computer PC Smart Control Switch Controller-

SainSmart USB Eight Channel Relay Board for Automation - 12 V
$48.09

SainSmart USB Eight Channel Relay Board for Automation - 12 V

New Listing8-channel 12VDC Type B USB Relay Board Module Controller for Automation Robotics
$19.73

New Listing8-channel 12VDC Type B USB Relay Board Module Controller for Automation Robotics

DC 12V 4Ch RS232 Relay Board SCM PC USB UART DB9 Remote Control Switch PLC Motor
$11.99

DC 12V 4Ch RS232 Relay Board SCM PC USB UART DB9 Remote Control Switch PLC Motor

USB Relay Module USB Intelligent Control Switch 1 Channel MOS Tube Control Board
$12.34 to $15.53

USB Relay Module USB Intelligent Control Switch 1 Channel MOS Tube Control Board

5V USB Relay 1 Channel Programmable Computer Control For Smart Home
$5.96

5V USB Relay 1 Channel Programmable Computer Control For Smart Home

5V 12V 2/4/8Channels Computer USB Control Delay Switch Drive-free Relay Module
$6.47 to $14.50

5V 12V 2/4/8Channels Computer USB Control Delay Switch Drive-free Relay Module

ESP32-WM Development Board Single Relay Module DC7-60V Micro USB 5V
$9.42

ESP32-WM Development Board Single Relay Module DC7-60V Micro USB 5V

1/2/4/8Ch 5V 12V USB Relay Programmable Computer Control Relay For Smart Home
$7.49 to $15.70

1/2/4/8Ch 5V 12V USB Relay Programmable Computer Control Relay For Smart Home

KMTronic USB RS485 40 Channel Relay Board (controller)
$243.00

KMTronic USB RS485 40 Channel Relay Board (controller)

2 Channel USB Relay Module with Enclosure, Power Supply, and Cable
$234.00

2 Channel USB Relay Module with Enclosure, Power Supply, and Cable

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC
$31.42

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC
$33.99

16 Channel 9-36V USB Controlled SPDT Relay Module Opto-isolated Board SRD-5VDC

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usb relay board pictures, price, brand, reviews and usb relay board hot sales items, totally found 57 usb relay board related items prices, page updating time: 2025-04-18.