购买 control leds with 4 channel relay module

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$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$11.53
$18.46
4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
AliExpress
折扣 37%
$11.53
$18.46
4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
AliExpress
$1.93
4 Channel Relay Module 4-Channel Relay Control Board With Optocoupler. Relay Output 4 Way Relay
AliExpress
$1.93
4 Channel Relay Module 4-Channel Relay Control Board With Optocoupler. Relay Output 4 Way Relay
AliExpress
$11.85
$15.40
DC 12V 24V 4 CH 4CH 4 Channel Relay Wireless Lighting Remote Control Switch Syatem 315Mhz 433Mhz 10A
AliExpress
折扣 23%
$11.85
$15.40
DC 12V 24V 4 CH 4CH 4 Channel Relay Wireless Lighting Remote Control Switch Syatem 315Mhz 433Mhz 10A
AliExpress
$21.58
DC 8V-36V 4 Channel LED Display Multi-Function Relay Module Board With Optocoupler Self-Locking
AliExpress
Free shipping
$21.58
DC 8V-36V 4 Channel LED Display Multi-Function Relay Module Board With Optocoupler Self-Locking
AliExpress
$5.03
$6.79
AC110V 220V 230V 4CH 4 CH 4 Channel 10A Relay RF Wireless Remote Control Switch System 315 Mhz 433
AliExpress
折扣 25%
$5.03
$6.79
AC110V 220V 230V 4CH 4 CH 4 Channel 10A Relay RF Wireless Remote Control Switch System 315 Mhz 433
AliExpress
$9.43
$15.98
AD22B04 MT8870 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC For PLC
Aliexpress
折扣 40%
$9.43
$15.98
AD22B04 MT8870 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC For PLC
Aliexpress
$3.44
4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
AliExpress
$3.44
4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
AliExpress
$6.65
Smart Multiple DC 12V 24V 36V 10A 433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
AliExpress
$6.65
Smart Multiple DC 12V 24V 36V 10A 433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
AliExpress
$1.34
$1.79
DC 5V 12V 1 CH 4 Channel Relay Module Infrared IR Remote Switch Control 1/ 4 Way Self Locking Jog
AliExpress
Free shipping
折扣 25%
$1.34
$1.79
DC 5V 12V 1 CH 4 Channel Relay Module Infrared IR Remote Switch Control 1/ 4 Way Self Locking Jog
AliExpress
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
11
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$6.10
$7.53
4 Channel Wifi Smart Motor Switch Module,DC 12V 24V 32V AC220V,Inching,1CH 4CH Pulse Relay,Remote
AliExpress
Free shipping
折扣 18%
$6.10
$7.53
4 Channel Wifi Smart Motor Switch Module,DC 12V 24V 32V AC220V,Inching,1CH 4CH Pulse Relay,Remote
AliExpress
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$260.00
HIMA | F3414 | 4 Channel Relay Module |
Classic Automation
$260.00
HIMA | F3414 | 4 Channel Relay Module |
Classic Automation
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$61.15
$67.94
Ac110-220V Relay Switch 4 Channel Dmx512 Dmx Relay Controller W/ Case
eBay
$61.15
$67.94
Ac110-220V Relay Switch 4 Channel Dmx512 Dmx Relay Controller W/ Case
eBay
$4.56
1PCS DC 5V 12V 24V 4 Channel Optocoupler Relay 4 Way Relay Module With Optocoupler Output Low/High
AliExpress
Free shipping
$4.56
1PCS DC 5V 12V 24V 4 Channel Optocoupler Relay 4 Way Relay Module With Optocoupler Output Low/High
AliExpress
$6.02
$7.79
Smart Multiple DC 12V 24V 36V 10A 433Mhz 4CH 4 Channel Wireless Relay RF Remote Control Switch
AliExpress
折扣 22%
$6.02
$7.79
Smart Multiple DC 12V 24V 36V 10A 433Mhz 4CH 4 Channel Wireless Relay RF Remote Control Switch
AliExpress
$37.63
$40.03
10X Dc 24V 4 Channel Relay Module With Opto-Isolated High And Low
eBay
$37.63
$40.03
10X Dc 24V 4 Channel Relay Module With Opto-Isolated High And Low
eBay
$3.79
4 Channel 5V 12V 24V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For
AliExpress
$3.79
4 Channel 5V 12V 24V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For
AliExpress
$81.00
Relay Output Module: 4-pt, 6-48 VDC/6-208 VAC (PN# F0-04TRS)
Automation Direct
$81.00
Relay Output Module: 4-pt, 6-48 VDC/6-208 VAC (PN# F0-04TRS)
Automation Direct
$20.99
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$20.99
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$8.58
DC 7-24V Modbus-RTU 4 Channel Relay Module RS485 TTL Controller Switch Signal Input Output
AliExpress
$8.58
DC 7-24V Modbus-RTU 4 Channel Relay Module RS485 TTL Controller Switch Signal Input Output
AliExpress
$3.82
433Mhz RF Universal Remote Control AC 110V 220V Relay Module 4 Channel Receiver And 4 Button
AliExpress
$3.82
433Mhz RF Universal Remote Control AC 110V 220V Relay Module 4 Channel Receiver And 4 Button
AliExpress
$24.36
DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
AliExpress
Free shipping
$24.36
DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
AliExpress
$18.40
Industrial Control DC12V 24V 36V 4CH Wireless Remote Control LED Light Switch Relay Output Radio RF
AliExpress
Free shipping
$18.40
Industrial Control DC12V 24V 36V 4CH Wireless Remote Control LED Light Switch Relay Output Radio RF
AliExpress
$1.68
Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low
Aliexpress
$1.68
Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low
Aliexpress
How to use 4 channel Relay to control AC load with Arduino code RJT71
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💡 Ultimate Home Lighting Control: ESP32 + 4-Channel Relay + Android App | DIY Smart Home Tutorial 🏠
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已浏览 1.2万 次2023年8月15日
YouTubeYarana Iot Guru
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已浏览 11.8万 次2018年8月6日
YouTubeMYTECTUTOR
How to Use Arduino 4 Channel Relay Shield Using Visual Programming
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How to Use Arduino 4 Channel Relay Shield Using Visual Progra…
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YouTubeMYBOTIC
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购买 control leds with 4 channel relay module

广告
关于我们的广告
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$11.53
$18.46
4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
AliExpress
折扣 37%
$11.53
$18.46
4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
AliExpress
$1.93
4 Channel Relay Module 4-Channel Relay Control Board With Optocoupler. Relay Output 4 Way Relay
AliExpress
$1.93
4 Channel Relay Module 4-Channel Relay Control Board With Optocoupler. Relay Output 4 Way Relay
AliExpress
$11.85
$15.40
DC 12V 24V 4 CH 4CH 4 Channel Relay Wireless Lighting Remote Control Switch Syatem 315Mhz 433Mhz 10A
AliExpress
折扣 23%
$11.85
$15.40
DC 12V 24V 4 CH 4CH 4 Channel Relay Wireless Lighting Remote Control Switch Syatem 315Mhz 433Mhz 10A
AliExpress
$21.58
DC 8V-36V 4 Channel LED Display Multi-Function Relay Module Board With Optocoupler Self-Locking
AliExpress
Free shipping
$21.58
DC 8V-36V 4 Channel LED Display Multi-Function Relay Module Board With Optocoupler Self-Locking
AliExpress
$5.03
$6.79
AC110V 220V 230V 4CH 4 CH 4 Channel 10A Relay RF Wireless Remote Control Switch System 315 Mhz 433
AliExpress
折扣 25%
$5.03
$6.79
AC110V 220V 230V 4CH 4 CH 4 Channel 10A Relay RF Wireless Remote Control Switch System 315 Mhz 433
AliExpress
$9.43
$15.98
AD22B04 MT8870 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC For PLC
Aliexpress
折扣 40%
$9.43
$15.98
AD22B04 MT8870 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC For PLC
Aliexpress
$3.44
4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
AliExpress
$3.44
4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
AliExpress
$6.65
Smart Multiple DC 12V 24V 36V 10A 433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
AliExpress
$6.65
Smart Multiple DC 12V 24V 36V 10A 433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
AliExpress
$1.34
$1.79
DC 5V 12V 1 CH 4 Channel Relay Module Infrared IR Remote Switch Control 1/ 4 Way Self Locking Jog
AliExpress
Free shipping
折扣 25%
$1.34
$1.79
DC 5V 12V 1 CH 4 Channel Relay Module Infrared IR Remote Switch Control 1/ 4 Way Self Locking Jog
AliExpress
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
11
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$6.10
$7.53
4 Channel Wifi Smart Motor Switch Module,DC 12V 24V 32V AC220V,Inching,1CH 4CH Pulse Relay,Remote
AliExpress
Free shipping
折扣 18%
$6.10
$7.53
4 Channel Wifi Smart Motor Switch Module,DC 12V 24V 32V AC220V,Inching,1CH 4CH Pulse Relay,Remote
AliExpress
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$260.00
HIMA | F3414 | 4 Channel Relay Module |
Classic Automation
$260.00
HIMA | F3414 | 4 Channel Relay Module |
Classic Automation
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$61.15
$67.94
Ac110-220V Relay Switch 4 Channel Dmx512 Dmx Relay Controller W/ Case
eBay
$61.15
$67.94
Ac110-220V Relay Switch 4 Channel Dmx512 Dmx Relay Controller W/ Case
eBay
$4.56
1PCS DC 5V 12V 24V 4 Channel Optocoupler Relay 4 Way Relay Module With Optocoupler Output Low/High
AliExpress
Free shipping
$4.56
1PCS DC 5V 12V 24V 4 Channel Optocoupler Relay 4 Way Relay Module With Optocoupler Output Low/High
AliExpress