购买 Controlin Relay with Arduino and Button

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$8.83
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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KNACRO 5V 2-Channel Relay Module With Optocoupler Relay Board High And Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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KNACRO 5V 2-Channel Relay Module With Optocoupler Relay Board High And Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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75
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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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75
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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81
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Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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81
$10.18
Gikfun DV 6V30V Multifunction Trigger Delay Time Module Switch Control Timer Relay Digit LED Display Micro USB 5V For Arduino EK1945
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Gikfun DV 6V30V Multifunction Trigger Delay Time Module Switch Control Timer Relay Digit LED Display Micro USB 5V For Arduino EK1945
Amazon.com
$5.99
KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
Amazon.com
1
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KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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1
$12.99
10Pcs 1 Channel DC 3V/3.3V Relay Power Switch Module With Optocoupler Relay Module Isolated Drive Control Board For IOT ESP8266 Microcontrollers
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$12.99
10Pcs 1 Channel DC 3V/3.3V Relay Power Switch Module With Optocoupler Relay Module Isolated Drive Control Board For IOT ESP8266 Microcontrollers
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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184
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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184
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NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
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7
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NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
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7
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
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DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
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Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
$5.83
2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
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Free shipping
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2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
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$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
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26
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
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26
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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$126.88
Relay 5V 230V Relay Card Relay Board Arduino 1 Channel Module 10A
eBay.com
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Relay 5V 230V Relay Card Relay Board Arduino 1 Channel Module 10A
eBay.com
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Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
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5
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Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
Amazon.com
5
$12.37
Single Channel 5V Relay Module For Arduino For Raspberry Pi AVR PIC
eBay
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Single Channel 5V Relay Module For Arduino For Raspberry Pi AVR PIC
eBay
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 16 Channel)
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259
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 16 Channel)
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259
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1 Relay Module 5V 30A High Power For Arduino AVR PIC DSP ARM SLA-05VDC-SL-C New
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1 Relay Module 5V 30A High Power For Arduino AVR PIC DSP ARM SLA-05VDC-SL-C New
eBay
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1 Channel SSR Solid State Relay High-Low Trigger For Arduino Uno R3 5A 3-32V
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1 Channel SSR Solid State Relay High-Low Trigger For Arduino Uno R3 5A 3-32V
eBay
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JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
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JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
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DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
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86
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Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
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86
$16.48
5V Eight 8 Channel Relay Module For PIC AVR DSP ARM Arduino [M1]
eBay
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5V Eight 8 Channel Relay Module For PIC AVR DSP ARM Arduino [M1]
eBay
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JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
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JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$30.15
Bevrlink 8 Channel Relay V1 24V Compatible With Arduino, Raspberry Pi, Rock, ESP32, ESP8266 And Other Sbcs And Microcontrollers - I2C GPIO (SBC, Case,
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$30.15
Bevrlink 8 Channel Relay V1 24V Compatible With Arduino, Raspberry Pi, Rock, ESP32, ESP8266 And Other Sbcs And Microcontrollers - I2C GPIO (SBC, Case,
Amazon.com
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
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241
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AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
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241
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Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
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19
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Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
19
$7.16
5V 4-Channel Relay Module With Optocoupler H/L Level Triger For Arduino M35 New
eBay
$7.16
5V 4-Channel Relay Module With Optocoupler H/L Level Triger For Arduino M35 New
eBay
$10.99
1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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14
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1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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14
$36.25
$39.00
Iot Relay - Enclosed High-Power Power Relay For Arduino, Raspberry Pi, PIC Or Wifi, Relay Shield, Automatic
Amazon.com
1 千+
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$36.25
$39.00
Iot Relay - Enclosed High-Power Power Relay For Arduino, Raspberry Pi, PIC Or Wifi, Relay Shield, Automatic
Amazon.com
1 千+
$12.18
4 Channel I2C Electromagnetic Relay Module For Arduino Raspberry ESP32 ESP8266 3.3V 5.0V PCF8574
Etsy
$12.18
4 Channel I2C Electromagnetic Relay Module For Arduino Raspberry ESP32 ESP8266 3.3V 5.0V PCF8574
Etsy
Arduino Relay Control Tutorial
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Arduino Relay Control Tutorial
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ESP8266 NodeMCU Relay Module - Control AC Appliances (Web Server) | Random Nerd Tutorials
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2019年12月18日
randomnerdtutorials.com
Arduino Controls 230V Devices - The Shocking Truth
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Arduino Controls 230V Devices - The Shocking Truth
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What is a PUSH BUTTON Controlled Relay? #arduinoprojects #arduino
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购买 Controlin Relay with Arduino and Button

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$8.83
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
Amazon.com
$8.83
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
Amazon.com
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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KNACRO 5V 2-Channel Relay Module With Optocoupler Relay Board High And Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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KNACRO 5V 2-Channel Relay Module With Optocoupler Relay Board High And Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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75
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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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75
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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81
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Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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81
$10.18
Gikfun DV 6V30V Multifunction Trigger Delay Time Module Switch Control Timer Relay Digit LED Display Micro USB 5V For Arduino EK1945
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Gikfun DV 6V30V Multifunction Trigger Delay Time Module Switch Control Timer Relay Digit LED Display Micro USB 5V For Arduino EK1945
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KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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1
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KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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1
$12.99
10Pcs 1 Channel DC 3V/3.3V Relay Power Switch Module With Optocoupler Relay Module Isolated Drive Control Board For IOT ESP8266 Microcontrollers
Amazon.com
$12.99
10Pcs 1 Channel DC 3V/3.3V Relay Power Switch Module With Optocoupler Relay Module Isolated Drive Control Board For IOT ESP8266 Microcontrollers
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
184
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
184
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
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7
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NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
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7
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
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$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
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$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
$5.83
2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
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2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
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$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
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26
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
26
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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