Shop USB Relay Control

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$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
37
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Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
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Taidda USB Relay Module, Sturdy Lightweight Lcus1 USB Relay Module Intelligent USB Switch Control Module Onboard Control Chip
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20
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Taidda USB Relay Module, Sturdy Lightweight Lcus1 USB Relay Module Intelligent USB Switch Control Module Onboard Control Chip
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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
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12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
Amazon.com
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12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
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
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Ytgilo 2PCS 5V Micro USB Timing Relay DC6-30V With Digital LED Display MICRO Interface One Way Relay Module For Electronic Security Systems Industrial
Amazon.com
$8.29
Ytgilo 2PCS 5V Micro USB Timing Relay DC6-30V With Digital LED Display MICRO Interface One Way Relay Module For Electronic Security Systems Industrial
Amazon.com
$16.99
Easy Operation,1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required
Amazon.com
3
$16.99
Easy Operation,1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required
Amazon.com
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
8
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
$23.90
Yitouniu Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Model,Works With Tuya Zigbee
Amazon.com
6
$23.90
Yitouniu Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Model,Works With Tuya Zigbee
Amazon.com
$12.41
Eujgoov USB Relay Board, 12V 8-Channel Computer USB Controller Switch Relay Module, Automatic Operation, Silver Contact, Normally Closed, Surface
Amazon.com
$12.41
Eujgoov USB Relay Board, 12V 8-Channel Computer USB Controller Switch Relay Module, Automatic Operation, Silver Contact, Normally Closed, Surface
Amazon.com
$119.99
True MODS 12V DC Wireless 6 Gang Switch Panel Controller Kit [USB-C Rechargeable] Universal Pre-Wired Waterproof Fuse Relay Switch Box Aux Control For
Amazon.com
2K+
Free shipping
$119.99
True MODS 12V DC Wireless 6 Gang Switch Panel Controller Kit [USB-C Rechargeable] Universal Pre-Wired Waterproof Fuse Relay Switch Box Aux Control For
Amazon.com
$21.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modleworks With Tuya Zigbee Gateway
Amazon.com
11
$21.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modleworks With Tuya Zigbee Gateway
Amazon.com
$7.95
JESSINIE DC 6-30V Timer Delay Triggered Relay Module 1 Channel Way 5V Multifunction Switch Control Relay Cycle Timer Digit LED Display Micro USB
Amazon.com
2
$7.95
JESSINIE DC 6-30V Timer Delay Triggered Relay Module 1 Channel Way 5V Multifunction Switch Control Relay Cycle Timer Digit LED Display Micro USB
Amazon.com
$25.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
Amazon.com
1
$25.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
Amazon.com
$15.88
Zigbee 1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required Zigbee
Amazon.com
11
$15.88
Zigbee 1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required Zigbee
Amazon.com
$22.99
Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
Amazon.com
6
$22.99
Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
Amazon.com
$128.52
11BGF0022D110-LVTO: Lovato | Control Relays
Galco Industrial Electronics
$128.52
11BGF0022D110-LVTO: Lovato | Control Relays
Galco Industrial Electronics
$5.32
$9.40
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
AliExpress
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Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
AliExpress
$1.12
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USB Relay Module CH340 USB Intelligent Control Switch 10A 250VAC 30VDC Over-Currentelay
AliExpress
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USB Relay Module CH340 USB Intelligent Control Switch 10A 250VAC 30VDC Over-Currentelay
AliExpress
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LCUS-2 Type 2 CHANNEL USB Relay Module USB Intelligent Control Switch LCUS-1 Computer Serial Port
AliExpress
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LCUS-2 Type 2 CHANNEL USB Relay Module USB Intelligent Control Switch LCUS-1 Computer Serial Port
AliExpress
$110.72
BF0022A23060: Lovato | Control Relays
Galco Industrial Electronics
$110.72
BF0022A23060: Lovato | Control Relays
Galco Industrial Electronics
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BF0040A46060: Lovato | Control Relays
Galco Industrial Electronics
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BF0040A46060: Lovato | Control Relays
Galco Industrial Electronics
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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
$88.97
11BG0022A12060: Lovato | Control Relays
Galco Industrial Electronics
$88.97
11BG0022A12060: Lovato | Control Relays
Galco Industrial Electronics
$88.97
11BG0040A46060: Lovato | Control Relays
Galco Industrial Electronics
$88.97
11BG0040A46060: Lovato | Control Relays
Galco Industrial Electronics
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11BG0040A02460: Lovato | Control Relays
Galco Industrial Electronics
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11BG0040A02460: Lovato | Control Relays
Galco Industrial Electronics
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$114.07
5V 12V 4 Channel USB Relay Automation Module Board Computer Control With USB Cable 5V | Power Supply
Aliexpress
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5V 12V 4 Channel USB Relay Automation Module Board Computer Control With USB Cable 5V | Power Supply
Aliexpress
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LCUS-1 Type USB Relay Module Electronic Converter PCB USB Intelligent Control Switch SRD-05VDC-SL-C
AliExpress
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LCUS-1 Type USB Relay Module Electronic Converter PCB USB Intelligent Control Switch SRD-05VDC-SL-C
AliExpress
$110.72
BF0031A12060: Lovato | Control Relays
Galco Industrial Electronics
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BF0031A12060: Lovato | Control Relays
Galco Industrial Electronics
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JUZITAO 6Pcs DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer With LCD Display / 5V Micro USB, Smart Home Controller
Amazon.com
2
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JUZITAO 6Pcs DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer With LCD Display / 5V Micro USB, Smart Home Controller
Amazon.com
$1.24
$2.30
Single Channel USB Relay Module HID Free Drive Micro 5V Computer Control Switch Relay Module LED
AliExpress
Free shipping
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$1.24
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Single Channel USB Relay Module HID Free Drive Micro 5V Computer Control Switch Relay Module LED
AliExpress
$110.72
BF0040A23060: Lovato | Control Relays
Galco Industrial Electronics
$110.72
BF0040A23060: Lovato | Control Relays
Galco Industrial Electronics
$7.25
$7.51
USB 5V DC 7-32V Wifi Relay Switch 1/2/4 Channel Wireless Wifi Relay Module 433MHZ Remote Control For
AliExpress
$7.25
$7.51
USB 5V DC 7-32V Wifi Relay Switch 1/2/4 Channel Wireless Wifi Relay Module 433MHZ Remote Control For
AliExpress
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LCUS Relay Module 2 4 8 Channel USB Relay Module Intelligent Control Switch Module For Smart Home
AliExpress
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LCUS Relay Module 2 4 8 Channel USB Relay Module Intelligent Control Switch Module For Smart Home
AliExpress
$4.35
LCUS-1 Type 1/2 Channel USB Relay Module Electronic Converter PCB USB Intelligent Control Switch
AliExpress
$4.35
LCUS-1 Type 1/2 Channel USB Relay Module Electronic Converter PCB USB Intelligent Control Switch
AliExpress
$2.12
$4.23
Typec Interface LCUS-1 USB Relay Module CH340 USB Intelligent Control Switch Serial Port Relay
AliExpress
49% off
$2.12
$4.23
Typec Interface LCUS-1 USB Relay Module CH340 USB Intelligent Control Switch Serial Port Relay
AliExpress
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Shop USB Relay Control

Sponsored
About our ads
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
37
20% off
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
$7.52
Taidda USB Relay Module, Sturdy Lightweight Lcus1 USB Relay Module Intelligent USB Switch Control Module Onboard Control Chip
Amazon.com
20
$7.52
Taidda USB Relay Module, Sturdy Lightweight Lcus1 USB Relay Module Intelligent USB Switch Control Module Onboard Control Chip
Amazon.com
$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
$12.87
12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
Amazon.com
$12.87
12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
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
$8.29
Ytgilo 2PCS 5V Micro USB Timing Relay DC6-30V With Digital LED Display MICRO Interface One Way Relay Module For Electronic Security Systems Industrial
Amazon.com
$8.29
Ytgilo 2PCS 5V Micro USB Timing Relay DC6-30V With Digital LED Display MICRO Interface One Way Relay Module For Electronic Security Systems Industrial
Amazon.com
$16.99
Easy Operation,1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required
Amazon.com
3
$16.99
Easy Operation,1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required
Amazon.com
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
8
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
$23.90
Yitouniu Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Model,Works With Tuya Zigbee
Amazon.com
6
$23.90
Yitouniu Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Model,Works With Tuya Zigbee
Amazon.com
$12.41
Eujgoov USB Relay Board, 12V 8-Channel Computer USB Controller Switch Relay Module, Automatic Operation, Silver Contact, Normally Closed, Surface
Amazon.com
$12.41
Eujgoov USB Relay Board, 12V 8-Channel Computer USB Controller Switch Relay Module, Automatic Operation, Silver Contact, Normally Closed, Surface
Amazon.com
$119.99
True MODS 12V DC Wireless 6 Gang Switch Panel Controller Kit [USB-C Rechargeable] Universal Pre-Wired Waterproof Fuse Relay Switch Box Aux Control For
Amazon.com
2K+
Free shipping
$119.99
True MODS 12V DC Wireless 6 Gang Switch Panel Controller Kit [USB-C Rechargeable] Universal Pre-Wired Waterproof Fuse Relay Switch Box Aux Control For
Amazon.com
$21.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modleworks With Tuya Zigbee Gateway
Amazon.com
11
$21.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modleworks With Tuya Zigbee Gateway
Amazon.com
$7.95
JESSINIE DC 6-30V Timer Delay Triggered Relay Module 1 Channel Way 5V Multifunction Switch Control Relay Cycle Timer Digit LED Display Micro USB
Amazon.com
2
$7.95
JESSINIE DC 6-30V Timer Delay Triggered Relay Module 1 Channel Way 5V Multifunction Switch Control Relay Cycle Timer Digit LED Display Micro USB
Amazon.com
$25.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
Amazon.com
1
$25.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
Amazon.com
$15.88
Zigbee 1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required Zigbee
Amazon.com
11
$15.88
Zigbee 1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required Zigbee
Amazon.com
$22.99
Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
Amazon.com
6
$22.99
Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
Amazon.com
$128.52
11BGF0022D110-LVTO: Lovato | Control Relays
Galco Industrial Electronics
$128.52
11BGF0022D110-LVTO: Lovato | Control Relays
Galco Industrial Electronics
$5.32
$9.40
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
AliExpress
43% off
$5.32
$9.40
Smart Wifi Relay Switch Module USB 5V DC 7-32V 4-Channel Wifi Remote Control Relay Switch Module For
AliExpress