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$69.34

Gamewell FCI AOM-2RF Velociti Addressable Output Relay Control Module

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$69.34

Gamewell FCI AOM-2RF Velociti Addressable Output Relay Control Module

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$9.99

1 Channel 12V Relay Module Board Shield With Optocoupler Support High/Low Level Trigger Compatible Relay(Pack Of 8) (12V)

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$9.99

1 Channel 12V Relay Module Board Shield With Optocoupler Support High/Low Level Trigger Compatible Relay(Pack Of 8) (12V)

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$49.79

UL Listed 10Pcs 5 Volt Relay Miniature Power Relay 5V DC 6Amp SPDT With LED Indicator Socket Base 41F-1Z-C2 With Jumper Separator Socket Base DIN Rail

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Free shipping

$49.79

UL Listed 10Pcs 5 Volt Relay Miniature Power Relay 5V DC 6Amp SPDT With LED Indicator Socket Base 41F-1Z-C2 With Jumper Separator Socket Base DIN Rail

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$10.59

Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi

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$10.59

Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi

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$5.89

Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger

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$5.89

Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger

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$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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$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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$9.93

JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board With Anti-Reverse Connection Protection RS485 TTL

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$9.93

JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board With Anti-Reverse Connection Protection RS485 TTL

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$2.66

5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)

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$2.66

5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)

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$11.99

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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$11.99

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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$7.21

Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)

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$7.21

Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)

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$59.99

Genmitsu Imaticbox Relay Module Switch For CNC Router Machines, 12 VDC Smart PWM Signal Control Relay Switch For Connecting Routers, Lasers, And Dust

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$59.99

Genmitsu Imaticbox Relay Module Switch For CNC Router Machines, 12 VDC Smart PWM Signal Control Relay Switch For Connecting Routers, Lasers, And Dust

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$2.66

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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$2.66

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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$7.50

Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial

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$7.50

Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial

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$13.99

AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board

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$13.99

AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board

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$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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$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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$18.99

4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC AC Relay Module | Replace FY-T734-24VACDC

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$18.99

4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC AC Relay Module | Replace FY-T734-24VACDC

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$18.64

Interface Relay Module 12V DC 8A Dual CO With LED - 48.52.7.012.0050

Tameson.com

$18.64

Interface Relay Module 12V DC 8A Dual CO With LED - 48.52.7.012.0050

Tameson.com

$11.60

Jolooyo KY-019 5V Relay Module For Arduino AVR PIC (Pack Of 5)

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$11.60

Jolooyo KY-019 5V Relay Module For Arduino AVR PIC (Pack Of 5)

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$11.39

Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger

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$11.39

Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger

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$7.97

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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$7.97

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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$92.59

Silent Knight IDP-Relay Addressable Relay Module

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$92.59

Silent Knight IDP-Relay Addressable Relay Module

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$11.97

Hibctr 10-Pack 5V Relay Module, 1-Channel, Optocoupler | 10A 250VAC Or 30VDC Switching, High/Low Level Trigger Jumper, For ARM, AVR, PIC MCU Projects

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$11.97

Hibctr 10-Pack 5V Relay Module, 1-Channel, Optocoupler | 10A 250VAC Or 30VDC Switching, High/Low Level Trigger Jumper, For ARM, AVR, PIC MCU Projects

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$10.40

3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)

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$10.40

3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)

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$31.98

AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level

Matilda Co

$31.98

AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level

Matilda Co

$43.51

XLUYCELH 3.3V 3V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For

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$43.51

XLUYCELH 3.3V 3V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For

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$17.99

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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$17.99

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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$17.83

Finder Interface Relay Module 6A 12VDC Single Pole - 38.51.7.012.0050

Tameson.com

$17.83

Finder Interface Relay Module 6A 12VDC Single Pole - 38.51.7.012.0050

Tameson.com

$17.23

Finder 48.31 Interface Relay Module 12V DC 10A Single Contact - 48.31.7.012.0050

Tameson.com

$17.23

Finder 48.31 Interface Relay Module 12V DC 10A Single Contact - 48.31.7.012.0050

Tameson.com

$29.99

KRIDA Electronics 8 Channel I2C Interface Relay Module For Arduino, Raspberry PI, Home Assistant YAML, ESP32, 10A Peak LED Indicator, SPDT Switch

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$29.99

KRIDA Electronics 8 Channel I2C Interface Relay Module For Arduino, Raspberry PI, Home Assistant YAML, ESP32, 10A Peak LED Indicator, SPDT Switch

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$19.22

4Pcs 1-Channel 30A Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Switch Relay Module, 5V 12V 24V High Current

Temu US

$19.22

4Pcs 1-Channel 30A Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Switch Relay Module, 5V 12V 24V High Current

Temu US

$1.50

5V 12V 24V 1-Channel Relay Module Shield (5V)

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$1.50

5V 12V 24V 1-Channel Relay Module Shield (5V)

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$24.20

Finder 48.52 Interface Relay Module 8A 230VAC - 48.52.8.230.0060

Tameson.com

$24.20

Finder 48.52 Interface Relay Module 8A 230VAC - 48.52.8.230.0060

Tameson.com

$24.68

Finder 48.52 Interface Relay Module 2CO 8A 24VAC - 48.52.8.024.0060

Tameson.com

$24.68

Finder 48.52 Interface Relay Module 2CO 8A 24VAC - 48.52.8.024.0060

Tameson.com

$29.43

$150.36

A 6-Channel PCB Relay Box, Equipped With Four 4-Pin 40A 12V Relays, Two 5-Pin Relays, One Each Of 10A And 40A, Two Each Of 25A And 30A, With Two

Temu US

80% off

$29.43

$150.36

A 6-Channel PCB Relay Box, Equipped With Four 4-Pin 40A 12V Relays, Two 5-Pin Relays, One Each Of 10A And 40A, Two Each Of 25A And 30A, With Two

Temu US

$75.58

Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,

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Free shipping

$75.58

Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,

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$7.64

Sainsmart 4-Channel Relay Module

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$7.64

Sainsmart 4-Channel Relay Module

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