购买 usb relay module

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$12.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
$12.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
$35.57
USB Relay Controller, 1 Contact Form C,10A 250V AC 24V DC, Bus-Powered
東京デバイセズ
$35.57
USB Relay Controller, 1 Contact Form C,10A 250V AC 24V DC, Bus-Powered
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
75
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
$30.48
$43.63
Yoidesu 936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching Electrical Equipment
nenemedia.com
折扣 30%
$30.48
$43.63
Yoidesu 936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching Electrical Equipment
nenemedia.com
$18.10
$54.84
HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug And Play
Aliexpress
Free shipping
折扣 66%
$18.10
$54.84
HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug And Play
Aliexpress
$3.87
USB Relay Module CH340 USB Intelligent Control Switch 10A 250VAC 30VDC Over-Currentelay
Aliexpress
$3.87
USB Relay Module CH340 USB Intelligent Control Switch 10A 250VAC 30VDC Over-Currentelay
Aliexpress
$2.12
$4.23
Typec Interface LCUS-1 USB Relay Module CH340 USB Intelligent Control Switch Serial Port Relay
Aliexpress
折扣 49%
$2.12
$4.23
Typec Interface LCUS-1 USB Relay Module CH340 USB Intelligent Control Switch Serial Port Relay
Aliexpress
$5.31
$9.38
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
Aliexpress
折扣 43%
$5.31
$9.38
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
Aliexpress
$9.09
$13.57
DC 12V 24V 8CH Input-Output PC UART COM USB Relay Module Electronic Switch For WIN Linux MAC Android
Aliexpress
Free shipping
折扣 33%
$9.09
$13.57
DC 12V 24V 8CH Input-Output PC UART COM USB Relay Module Electronic Switch For WIN Linux MAC Android
Aliexpress
$11.10
$14.60
DC 7V-38V 16-Channel Serial Relay Module 10A/250V Load USB Power Supply Development Board Relay
Aliexpress
折扣 23%
$11.10
$14.60
DC 7V-38V 16-Channel Serial Relay Module 10A/250V Load USB Power Supply Development Board Relay
Aliexpress
$5.93
$12.00
Micro USB 5V/DC 7-32V 1/2/4-Channel Wifi Remote Control Relay Switch Module Supports Remote Tuya App
Aliexpress
折扣 50%
$5.93
$12.00
Micro USB 5V/DC 7-32V 1/2/4-Channel Wifi Remote Control Relay Switch Module Supports Remote Tuya App
Aliexpress
$6.47
$13.08
DC 7-32V USB 5V Single-Channel Yiwei App Wifi Remote Control Relay Switch Module Micro USB Interface
Aliexpress
折扣 50%
$6.47
$13.08
DC 7-32V USB 5V Single-Channel Yiwei App Wifi Remote Control Relay Switch Module Micro USB Interface
Aliexpress
$54.88
$71.34
NUMATO LAB 16 Channel USB Relay Module
Suthisa.us
Free shipping
折扣 23%
$54.88
$71.34
NUMATO LAB 16 Channel USB Relay Module
Suthisa.us
$9.55
$19.10
Ewelink APP Wifi Switch Module USB 5V DC7-32V 85-250V Relay Module Self-Lock Wireless Delay Relay
Aliexpress
Free shipping
折扣 50%
$9.55
$19.10
Ewelink APP Wifi Switch Module USB 5V DC7-32V 85-250V Relay Module Self-Lock Wireless Delay Relay
Aliexpress
$1.82
$2.46
LCUS-1 USB Intelligent Control Switch Module Serial Port Control Relay Overcurrent Protection Smart
Aliexpress
折扣 26%
$1.82
$2.46
LCUS-1 USB Intelligent Control Switch Module Serial Port Control Relay Overcurrent Protection Smart
Aliexpress
$28.26
$29.25
DC 12V 24V 8Ch USB Serial Port Relay Optically Isolated IO Module UART RS232 Switch Board CH340 For
Aliexpress
Free shipping
$28.26
$29.25
DC 12V 24V 8Ch USB Serial Port Relay Optically Isolated IO Module UART RS232 Switch Board CH340 For
Aliexpress
$104.50
Usb 16 Channel Relay Module,Board For Home Automation - 12V
eBay
$104.50
Usb 16 Channel Relay Module,Board For Home Automation - 12V
eBay
$3.73
6-30V Micro USB Digital LCD Display Time Delay Relay Module Control Timer Switch Trigger Cycle
Aliexpress
$3.73
6-30V Micro USB Digital LCD Display Time Delay Relay Module Control Timer Switch Trigger Cycle
Aliexpress
$8.32
4CH Wifi Relay Smart Wireless Switch Module USB 5V DC/AC 7-32V RF 433Mhz Smart Home Lifestyle Switch
Aliexpress
$8.32
4CH Wifi Relay Smart Wireless Switch Module USB 5V DC/AC 7-32V RF 433Mhz Smart Home Lifestyle Switch
Aliexpress
$39.95
Velleman 8 Channel USB Relay Card Kit By Whadda
Jameco Electronics
$39.95
Velleman 8 Channel USB Relay Card Kit By Whadda
Jameco Electronics
$167.00
Usb 16 Channel Relay Module,Board For Home Automation - 12V / 24V, Din
eBay
$167.00
Usb 16 Channel Relay Module,Board For Home Automation - 12V / 24V, Din
eBay
$2.69
Xylj02 DC 6-30V Micro USB Digital LCD Display Time Delay Relay Module Timer Switch Trigger Cycle
Aliexpress
$2.69
Xylj02 DC 6-30V Micro USB Digital LCD Display Time Delay Relay Module Timer Switch Trigger Cycle
Aliexpress
$41.99
8-Channel Usb Relay Module, 5V Programmable Control, Plug & Play For
eBay
Free shipping
$41.99
8-Channel Usb Relay Module, 5V Programmable Control, Plug & Play For
eBay
$1.99
$2.62
6-30V Micro USB Digital LCD Display Time Delay Relay Module Control Timer Switch Trigger Cycle
Aliexpress
折扣 24%
$1.99
$2.62
6-30V Micro USB Digital LCD Display Time Delay Relay Module Control Timer Switch Trigger Cycle
Aliexpress
$2.62
$2.91
DC6-30V Micro USB Digital LCD Display Time Delay Relay Module Control Timer Switch Trigger Cycle
Aliexpress
$2.62
$2.91
DC6-30V Micro USB Digital LCD Display Time Delay Relay Module Control Timer Switch Trigger Cycle
Aliexpress
$5.79
$16.55
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
折扣 65%
$5.79
$16.55
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
$133.41
USB 16 Channel Relay Module, Board For Your Home Automation Project 12V
eBay UK
$133.41
USB 16 Channel Relay Module, Board For Your Home Automation Project 12V
eBay UK
$5.22
XY-LJ02 Delay Relay Module LCD Display Time Micro USB Digital 6-30V Control Timer Switch Trigger
Aliexpress
$5.22
XY-LJ02 Delay Relay Module LCD Display Time Micro USB Digital 6-30V Control Timer Switch Trigger
Aliexpress
$3.25
XY-LJ02 Delay Relay Module LCD Display Time Micro USB Digital 6-30V Control Timer Switch Trigger
Aliexpress
$3.25
XY-LJ02 Delay Relay Module LCD Display Time Micro USB Digital 6-30V Control Timer Switch Trigger
Aliexpress
$56.29
Sainsmart 16-Channel 9-36V Usb Relay Module. Sainsmart. Relay Accessories. USB Relay Module.
eBay
Free shipping
$56.29
Sainsmart 16-Channel 9-36V Usb Relay Module. Sainsmart. Relay Accessories. USB Relay Module.
eBay
$104.00
Modbus Rtu Usb 16 Channel Relay Module,Board For Home Automation
eBay
$104.00
Modbus Rtu Usb 16 Channel Relay Module,Board For Home Automation
eBay
$42.12
$44.81
DC 7V-38V 250V 16-Channel Serial Relay Module USB Controlled Power Supply Lights
eBay UK
$42.12
$44.81
DC 7V-38V 250V 16-Channel Serial Relay Module USB Controlled Power Supply Lights
eBay UK
$49.50
Computer Usb 4 Channel Spdt Relay Module,Board - Thermoregulator &
eBay
$49.50
Computer Usb 4 Channel Spdt Relay Module,Board - Thermoregulator &
eBay
$98.82
Devantech USB-RLY08C 8 Channel 2A Relay Board Controlled Via USB
eBay UK
Free shipping
$98.82
Devantech USB-RLY08C 8 Channel 2A Relay Board Controlled Via USB
eBay UK
$180.00
Advantech Usb-4761 Usb Module With 8-Ch Relay And 8-Ch Isolated
eBay
$180.00
Advantech Usb-4761 Usb Module With 8-Ch Relay And 8-Ch Isolated
eBay
Using USB Relay with ControlVUE Software to Automate Processes and Control External Devices
4:02
Using USB Relay with ControlVUE Software to Automate Processes a…
已浏览 601 次2023年4月6日
YouTubeLoadstar Sensors
USB Controlled Relays
USB Controlled Relays
2023年3月9日
qrz.com
Control Multiple USB Relay Boards with the Relay Controller App Version 2
8:43
Control Multiple USB Relay Boards with the Relay Controller App Vers…
已浏览 1623 次10 个月之前
YouTubeRightBooth
Relay Controller Setup Using USB Setup Connection
11:43
Relay Controller Setup Using USB Setup Connection
已浏览 598 次2016年12月6日
YouTubeNCD
How to control USB 4 relay board through windows operating system
1:59
How to control USB 4 relay board through windows operating system
已浏览 5957 次2014年12月11日
YouTubeResearchDesignLab
How to control USB 8 relay board through windows operating system
2:12
How to control USB 8 relay board through windows operating system
已浏览 6.5万 次2014年12月11日
YouTubeResearchDesignLab
Relay Control App For USB HID Relay Switch Boards Attached To Windows Computer
14:24
Relay Control App For USB HID Relay Switch Boards Attached To …
已浏览 1.3万 次2021年3月26日
YouTubeRightBooth
3:01
How to control USB 8 channel Relay with Raspberry Pi
已浏览 1.1万 次2014年12月11日
YouTubeResearchDesignLab
0:52
Using the IoT Relay on a USB Port - Example
已浏览 1.1万 次2015年1月10日
YouTubeDigitalLoggers
15:47
Control AC bulb with USB Relay module using windows PowerShel…
已浏览 5.1万 次2018年2月19日
YouTubeRobojax
4:26
Master Your PC: Take Control of a USB Relay in Windows
已浏览 1万 次2022年7月22日
YouTubeDIY2026
21:36
Control relay and AC bulb from Windows Shell Command line via …
已浏览 6551 次2018年4月4日
YouTubeRobojax
2:59
USB Relay Board 8 Channel ProXR Lite with ADC Hardware Overview
已浏览 1111 次2016年9月23日
YouTubeNCD
9:26
Set-up Instructions to Operate USB Relay Board
已浏览 1.8万 次2014年1月4日
YouTubem-Toll India
10:52
Control Relay Modul with Digispark USB Attiny85 board RJT157
已浏览 1.5万 次2019年5月26日
YouTubeRobojax
USB Relay Module for PC: Guide to get it working
已浏览 4389 次2015年12月31日
YouTubeClint's Tech Tips
8 channel USB Relay Module
2015年5月11日
hackaday.io
2:18
USB 16 Channel Relay Module - RS232 serial controlled, DRM soft…
已浏览 8265 次2014年3月30日
YouTubeDenkovi A E
0:28
8-Channel Industrial USB Relay Switch Module - High-Power PC G…
9 个月之前
amazon
1:27
Relay Control Module 4 Channel (USB to Relay)
已浏览 2610 次2021年9月14日
YouTubeMixed Electronic Arts
1:20
Relay Control Module 2 Channel (USB to Relay)
已浏览 576 次2021年9月14日
YouTubeMixed Electronic Arts
2:43
How to use USB 4 channel Relay with Raspberry Pi
已浏览 3166 次2014年12月11日
YouTubeResearchDesignLab
3:46
How to control electronic external devices by your computer – USB , …
已浏览 94 次2025年2月6日
YouTubeEducating using technology and engineering
1:03
2CRUSB-K32 | Two Channel 5V Relay USB Control Switch Module
已浏览 2075 次2022年11月19日
YouTube𝐌𝐄𝐆𝐀𝐓𝐑𝐎𝐍𝐈𝐂𝐒
1:55
Installing Zelio Smart Relay USB Cable Driver on Windows | Schnei…
已浏览 13.3万 次2017年3月29日
YouTubeSchneider Electric
1:28
USB 16 Channel Relay Module - RS232 serial controlled, comman…
已浏览 3711 次2014年3月30日
YouTubeDenkovi A E
4:03
USB 4 Channel Relay Board Hardware Overview
已浏览 4060 次2016年8月30日
YouTubeNCD
3:58
2 Channel USB Relay Board with Integrated ADCs ProXR Lite Hard…
已浏览 512 次2016年9月28日
YouTubeNCD
How Does It Work: DIY Relay Modules
已浏览 1.5万 次2020年10月2日
instructables.com
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购买 usb relay module

广告
关于我们的广告
$12.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
$12.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
$35.57
USB Relay Controller, 1 Contact Form C,10A 250V AC 24V DC, Bus-Powered
東京デバイセズ
$35.57
USB Relay Controller, 1 Contact Form C,10A 250V AC 24V DC, Bus-Powered
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
75
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
$30.48
$43.63
Yoidesu 936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching Electrical Equipment
nenemedia.com
折扣 30%
$30.48
$43.63
Yoidesu 936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching Electrical Equipment
nenemedia.com
$18.10
$54.84
HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug And Play
Aliexpress
Free shipping
折扣 66%
$18.10
$54.84
HID Drive-Free USB Computer Control Switch Relay Module USB Smart Switch Control Plug And Play
Aliexpress
$3.87
USB Relay Module CH340 USB Intelligent Control Switch 10A 250VAC 30VDC Over-Currentelay
Aliexpress
$3.87
USB Relay Module CH340 USB Intelligent Control Switch 10A 250VAC 30VDC Over-Currentelay
Aliexpress
$2.12
$4.23
Typec Interface LCUS-1 USB Relay Module CH340 USB Intelligent Control Switch Serial Port Relay
Aliexpress
折扣 49%
$2.12
$4.23
Typec Interface LCUS-1 USB Relay Module CH340 USB Intelligent Control Switch Serial Port Relay
Aliexpress
$5.31
$9.38
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
Aliexpress
折扣 43%
$5.31
$9.38
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
Aliexpress
$9.09
$13.57
DC 12V 24V 8CH Input-Output PC UART COM USB Relay Module Electronic Switch For WIN Linux MAC Android
Aliexpress
Free shipping
折扣 33%
$9.09
$13.57
DC 12V 24V 8CH Input-Output PC UART COM USB Relay Module Electronic Switch For WIN Linux MAC Android
Aliexpress
$11.10
$14.60
DC 7V-38V 16-Channel Serial Relay Module 10A/250V Load USB Power Supply Development Board Relay
Aliexpress
折扣 23%
$11.10
$14.60
DC 7V-38V 16-Channel Serial Relay Module 10A/250V Load USB Power Supply Development Board Relay
Aliexpress
$5.93
$12.00
Micro USB 5V/DC 7-32V 1/2/4-Channel Wifi Remote Control Relay Switch Module Supports Remote Tuya App
Aliexpress
折扣 50%
$5.93
$12.00
Micro USB 5V/DC 7-32V 1/2/4-Channel Wifi Remote Control Relay Switch Module Supports Remote Tuya App
Aliexpress
$6.47
$13.08
DC 7-32V USB 5V Single-Channel Yiwei App Wifi Remote Control Relay Switch Module Micro USB Interface
Aliexpress
折扣 50%
$6.47
$13.08
DC 7-32V USB 5V Single-Channel Yiwei App Wifi Remote Control Relay Switch Module Micro USB Interface
Aliexpress
$54.88
$71.34
NUMATO LAB 16 Channel USB Relay Module
Suthisa.us
Free shipping
折扣 23%
$54.88
$71.34
NUMATO LAB 16 Channel USB Relay Module
Suthisa.us
$9.55
$19.10
Ewelink APP Wifi Switch Module USB 5V DC7-32V 85-250V Relay Module Self-Lock Wireless Delay Relay
Aliexpress
Free shipping
折扣 50%
$9.55
$19.10
Ewelink APP Wifi Switch Module USB 5V DC7-32V 85-250V Relay Module Self-Lock Wireless Delay Relay
Aliexpress
$1.82
$2.46
LCUS-1 USB Intelligent Control Switch Module Serial Port Control Relay Overcurrent Protection Smart
Aliexpress
折扣 26%
$1.82
$2.46
LCUS-1 USB Intelligent Control Switch Module Serial Port Control Relay Overcurrent Protection Smart
Aliexpress
$28.26
$29.25
DC 12V 24V 8Ch USB Serial Port Relay Optically Isolated IO Module UART RS232 Switch Board CH340 For
Aliexpress
Free shipping
$28.26
$29.25
DC 12V 24V 8Ch USB Serial Port Relay Optically Isolated IO Module UART RS232 Switch Board CH340 For
Aliexpress
$104.50
Usb 16 Channel Relay Module,Board For Home Automation - 12V
eBay
$104.50
Usb 16 Channel Relay Module,Board For Home Automation - 12V
eBay