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$10.89
$22.10
ESP32 1/2/8 Channel Power Supply Module DC 5-30/60V WIFI Bluetooth-Compatible BLE Relay Module
AliExpress
Free shipping
50% off
$10.89
$22.10
ESP32 1/2/8 Channel Power Supply Module DC 5-30/60V WIFI Bluetooth-Compatible BLE Relay Module
AliExpress
$11.95
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DC7-28 / 5V Power Supply ESP8266 Wifi 8 Channel 30A Relay Module ESP-12F Development Board
AliExpress
Free shipping
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DC7-28 / 5V Power Supply ESP8266 Wifi 8 Channel 30A Relay Module ESP-12F Development Board
AliExpress
$6.03
1Pcs 5V 12V 8 Channel Relay Module With Optocoupler Relay 5V 12V Output 8 Way Relay Module For
AliExpress
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1Pcs 5V 12V 8 Channel Relay Module With Optocoupler Relay 5V 12V Output 8 Way Relay Module For
AliExpress
$1.71
1 2 4 8 Channel 5V 12V 24V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay 250V
Aliexpress
$1.71
1 2 4 8 Channel 5V 12V 24V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay 250V
Aliexpress
$2.55
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$2.55
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$3.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 8CH
Evalm
$3.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 8CH
Evalm
$32.23
$33.25
AC 8-36V 8-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler With Light
Aliexpress
Free shipping
$32.23
$33.25
AC 8-36V 8-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler With Light
Aliexpress
$1.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 2CH
Evalm
$1.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 2CH
Evalm
$3.32
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$3.32
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$0.86
$0.88
1 2 4 8 Way Channel Relay Module 5V 12V 24V With Optocoupler Support High And Low Level Trigger For
AliExpress
$0.86
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1 2 4 8 Way Channel Relay Module 5V 12V 24V With Optocoupler Support High And Low Level Trigger For
AliExpress
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1/2/4/8 Channel Relay Module 5V/12V/24V With Optocoupler Isolation High/Low Level Dual Trigger For
Aliexpress
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1/2/4/8 Channel Relay Module 5V/12V/24V With Optocoupler Isolation High/Low Level Dual Trigger For
Aliexpress
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XL9535 1 2 4 8 16 Way Channel Expansion Relay Module 5V Power Supply Optocoupler Isolation Board IIC
Aliexpress
25% off
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XL9535 1 2 4 8 16 Way Channel Expansion Relay Module 5V Power Supply Optocoupler Isolation Board IIC
Aliexpress
$0.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 1CH
Evalm
$0.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 1CH
Evalm
$1.85
1/2/4/8 Channel High/Low Level Trigger Relay Module 5V12V24V Ome Intelligent Control Module With
Aliexpress
$1.85
1/2/4/8 Channel High/Low Level Trigger Relay Module 5V12V24V Ome Intelligent Control Module With
Aliexpress
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8 Channel Relay Module Remote Control Switch 24V 12V Motor Switch 8CH RF Receiver & 433Mhz
Aliexpress
Free shipping
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$4.14
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8 Channel Relay Module Remote Control Switch 24V 12V Motor Switch 8CH RF Receiver & 433Mhz
Aliexpress
$3.43
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$3.43
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$1.77
1PCS Relay Module 5V 12V 24V 1 2 4 8 Channel Relay Modules Board With Optocoupler Support High And
AliExpress
$1.77
1PCS Relay Module 5V 12V 24V 1 2 4 8 Channel Relay Modules Board With Optocoupler Support High And
AliExpress
$8.63
8-Channel Relay Controller Smart Relay 12V 8-Channel Computer USB Controller Relay Module PC Smart
AliExpress
$8.63
8-Channel Relay Controller Smart Relay 12V 8-Channel Computer USB Controller Relay Module PC Smart
AliExpress
$17.24
$24.28
DC 8-36V 8-Channel Multi-Function Relay Module With Optical Couple Red Display High And Low Level
Aliexpress
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DC 8-36V 8-Channel Multi-Function Relay Module With Optical Couple Red Display High And Low Level
Aliexpress
$2.39
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$2.39
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$1.47
1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.47
1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$0.83
$1.17
XL9535 1 2 4 8 16 Way Channel Expansion Relay Module 5V Power Supply Optocoupler Isolation Board IIC
AliExpress
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XL9535 1 2 4 8 16 Way Channel Expansion Relay Module 5V Power Supply Optocoupler Isolation Board IIC
AliExpress
$83.00
Allen-Bradley 1746-OW8 SLC 500 8-Channel Relay Output Module, A
PLCHardware.com
$83.00
Allen-Bradley 1746-OW8 SLC 500 8-Channel Relay Output Module, A
PLCHardware.com
$1.71
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1PCS 5V 12V 24V 1/2/4/8 Channel Relay Module Board With Optocoupler Isolation Compatible With
AliExpress
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1PCS 5V 12V 24V 1/2/4/8 Channel Relay Module Board With Optocoupler Isolation Compatible With
AliExpress
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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.28
1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.80
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1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
AliExpress
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1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
AliExpress
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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$13.54
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Raspberry Pi Pico Industrial 8-Channel Relay Module For Pico Power Supply Isolation Photocoupler
AliExpress
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Raspberry Pi Pico Industrial 8-Channel Relay Module For Pico Power Supply Isolation Photocoupler
AliExpress
$5.74
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12V 8 Channel Programmable Relay Module USB Computer Control For Smart Home S
AliExpress
Free shipping
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12V 8 Channel Programmable Relay Module USB Computer Control For Smart Home S
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
$0.84
$1.00
1 2 6 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
AliExpress
Free shipping
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$1.00
1 2 6 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
AliExpress
$9.83
$13.10
8-Channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power
AliExpress
Free shipping
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$9.83
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8-Channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power
AliExpress
$13.93
$20.48
GEYA 8 Channel Relay Module DC 24V 12V Intermediate Power Relay Control Switch 5VDC
AliExpress
Free shipping
31% off
$13.93
$20.48
GEYA 8 Channel Relay Module DC 24V 12V Intermediate Power Relay Control Switch 5VDC
AliExpress
$18.88
$21.61
8 Channels Digital Input And 8 Channels Relay Output Isolated 8DI/8RO RS485 MODBUS Protocol
AliExpress
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$18.88
$21.61
8 Channels Digital Input And 8 Channels Relay Output Isolated 8DI/8RO RS485 MODBUS Protocol
AliExpress
$7.39
$8.03
4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
AliExpress
Free shipping
$7.39
$8.03
4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
AliExpress
$3.07
$6.08
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
Free shipping
49% off
$3.07
$6.08
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
Raspberry Pi: 8 Channel Relay + External Power Supply Tutorial and Example
3:59
Raspberry Pi: 8 Channel Relay + External Power Supply Tutorial an…
162.8K viewsJun 8, 2017
YouTubeTechplant
8 Channel Relay Module - Complete Arduino Guide! ⚡🔌
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8 Channel Relay Module - Complete Arduino Guide! ⚡🔌
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YouTubeArduino DIY Projects
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YouTubeUnboxing Channel
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Shop 8 channel relay module power supply

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$10.89
$22.10
ESP32 1/2/8 Channel Power Supply Module DC 5-30/60V WIFI Bluetooth-Compatible BLE Relay Module
AliExpress
Free shipping
50% off
$10.89
$22.10
ESP32 1/2/8 Channel Power Supply Module DC 5-30/60V WIFI Bluetooth-Compatible BLE Relay Module
AliExpress
$11.95
$23.90
DC7-28 / 5V Power Supply ESP8266 Wifi 8 Channel 30A Relay Module ESP-12F Development Board
AliExpress
Free shipping
50% off
$11.95
$23.90
DC7-28 / 5V Power Supply ESP8266 Wifi 8 Channel 30A Relay Module ESP-12F Development Board
AliExpress
$6.03
1Pcs 5V 12V 8 Channel Relay Module With Optocoupler Relay 5V 12V Output 8 Way Relay Module For
AliExpress
$6.03
1Pcs 5V 12V 8 Channel Relay Module With Optocoupler Relay 5V 12V Output 8 Way Relay Module For
AliExpress
$1.71
1 2 4 8 Channel 5V 12V 24V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay 250V
Aliexpress
$1.71
1 2 4 8 Channel 5V 12V 24V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay 250V
Aliexpress
$2.55
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$2.55
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$3.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 8CH
Evalm
$3.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 8CH
Evalm
$32.23
$33.25
AC 8-36V 8-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler With Light
Aliexpress
Free shipping
$32.23
$33.25
AC 8-36V 8-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler With Light
Aliexpress
$1.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 2CH
Evalm
$1.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 2CH
Evalm
$3.32
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$3.32
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$0.86
$0.88
1 2 4 8 Way Channel Relay Module 5V 12V 24V With Optocoupler Support High And Low Level Trigger For
AliExpress
$0.86
$0.88
1 2 4 8 Way Channel Relay Module 5V 12V 24V With Optocoupler Support High And Low Level Trigger For
AliExpress
$1.85
$3.67
1/2/4/8 Channel Relay Module 5V/12V/24V With Optocoupler Isolation High/Low Level Dual Trigger For
Aliexpress
49% off
$1.85
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1/2/4/8 Channel Relay Module 5V/12V/24V With Optocoupler Isolation High/Low Level Dual Trigger For
Aliexpress
$0.53
$0.71
XL9535 1 2 4 8 16 Way Channel Expansion Relay Module 5V Power Supply Optocoupler Isolation Board IIC
Aliexpress
25% off
$0.53
$0.71
XL9535 1 2 4 8 16 Way Channel Expansion Relay Module 5V Power Supply Optocoupler Isolation Board IIC
Aliexpress
$0.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 1CH
Evalm
$0.99
8 Channel Relay Module With Optocoupler Output Low Level Trigger 5V 12V 24V 1CH
Evalm
$1.85
1/2/4/8 Channel High/Low Level Trigger Relay Module 5V12V24V Ome Intelligent Control Module With
Aliexpress
$1.85
1/2/4/8 Channel High/Low Level Trigger Relay Module 5V12V24V Ome Intelligent Control Module With
Aliexpress
$4.14
$6.90
8 Channel Relay Module Remote Control Switch 24V 12V Motor Switch 8CH RF Receiver & 433Mhz
Aliexpress
Free shipping
40% off
$4.14
$6.90
8 Channel Relay Module Remote Control Switch 24V 12V Motor Switch 8CH RF Receiver & 433Mhz
Aliexpress
$3.43
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$3.43
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$1.77
1PCS Relay Module 5V 12V 24V 1 2 4 8 Channel Relay Modules Board With Optocoupler Support High And
AliExpress
$1.77
1PCS Relay Module 5V 12V 24V 1 2 4 8 Channel Relay Modules Board With Optocoupler Support High And
AliExpress
$8.63
8-Channel Relay Controller Smart Relay 12V 8-Channel Computer USB Controller Relay Module PC Smart
AliExpress
$8.63
8-Channel Relay Controller Smart Relay 12V 8-Channel Computer USB Controller Relay Module PC Smart
AliExpress