Shop relay module

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$1,600.00
Allen-Bradley 12M03-00274-00 Relay Board
MRO Exchange
$1,600.00
Allen-Bradley 12M03-00274-00 Relay Board
MRO Exchange
$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
Amazon.com
$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
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$69.34
Gamewell FCI AOM-2RF Velociti Addressable Output Relay Control Module
Amazon.com
Free shipping
$69.34
Gamewell FCI AOM-2RF Velociti Addressable Output Relay Control Module
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
$6.79
Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
Amazon.com
$6.79
Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$92.59
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
Free shipping
$92.59
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
$13.99
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board
Amazon.com
$13.99
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board
Amazon.com
$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
Amazon.com
$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$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,
Amazon.com
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,
Amazon.com
$7.21
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$7.21
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$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
Amazon.com
$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
Amazon.com
$11.99
Sainsmart 4-Channel 5V Relay Module For Arduino Raspberry Pi EU
SainSmart.com
$11.99
Sainsmart 4-Channel 5V Relay Module For Arduino Raspberry Pi EU
SainSmart.com
$37.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
Free shipping
$37.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi Canada
SainSmart.com
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi Canada
SainSmart.com
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$18.90
788-312 WAGO Relay Module
Standard Electric Supply Co.
$18.90
788-312 WAGO Relay Module
Standard Electric Supply Co.
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
$49.99
Imaticbox Relay Module Switch For CNC Router Machines Canada
SainSmart.com
$49.99
Imaticbox Relay Module Switch For CNC Router Machines Canada
SainSmart.com
$16.99
16-Channel 12V Relay Module Canada
SainSmart.com
$16.99
16-Channel 12V Relay Module Canada
SainSmart.com
$26.90
Square D RXM040W Relay Module 6-250VDC Rxm +Options
Gordon Electric Supply
$26.90
Square D RXM040W Relay Module 6-250VDC Rxm +Options
Gordon Electric Supply
$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
$525.00
Square D XPSUAT33A3AP Relay Module
Gordon Electric Supply
$525.00
Square D XPSUAT33A3AP Relay Module
Gordon Electric Supply
$30.70
$65.32
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
AliExpress
Free shipping
53% off
$30.70
$65.32
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
AliExpress
$18.00
5V 12V 16 Channel Relay Module Smart Expansion Board W/ Optical Coupler Control Wifi Relay Output
AliExpress
Free shipping
$18.00
5V 12V 16 Channel Relay Module Smart Expansion Board W/ Optical Coupler Control Wifi Relay Output
AliExpress
$399.00
$599.00
Relay Module With 0-5V Relay Output
Prime USA Scales
33% off
$399.00
$599.00
Relay Module With 0-5V Relay Output
Prime USA Scales
$17.99
ESP32 Wifi 4 Channel Relay Module ESP32-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home Wireless
Amazon.com
$17.99
ESP32 Wifi 4 Channel Relay Module ESP32-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home Wireless
Amazon.com
$21.39
12Pcs 1-Channel Relay Module, One 3.3V/5V Relay, High/Low Level Trigger, Expansion Board Sensor Module
Temu US
$21.39
12Pcs 1-Channel Relay Module, One 3.3V/5V Relay, High/Low Level Trigger, Expansion Board Sensor Module
Temu US
$9.57
$11.07
16 Channel Relay Shield Module DC 5V 12V 24V With Optocoupler LM2576 Microcontrollers Interface
AliExpress
13% off
$9.57
$11.07
16 Channel Relay Shield Module DC 5V 12V 24V With Optocoupler LM2576 Microcontrollers Interface
AliExpress
$12.81
$30.45
2 Channel DC 5V Relay Module Low Level Trigger With Optocoupler Isolation Smart Home Control Board
AliExpress
Free shipping
57% off
$12.81
$30.45
2 Channel DC 5V Relay Module Low Level Trigger With Optocoupler Isolation Smart Home Control Board
AliExpress
$2.43
One 1 Channel Relay Module DC 5V 12V 24V High / Low Level Trigger Relay Modulewith Optocoupler Red
AliExpress
$2.43
One 1 Channel Relay Module DC 5V 12V 24V High / Low Level Trigger Relay Modulewith Optocoupler Red
AliExpress
Relay With No Moving Parts: How Solid-State Relays Work
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TikTokhotrodoancodien
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Shop relay module

Sponsored
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$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
Amazon.com
$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$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,
Amazon.com
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,
Amazon.com
$17.99
ESP32 Wifi 4 Channel Relay Module ESP32-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home Wireless
Amazon.com
$17.99
ESP32 Wifi 4 Channel Relay Module ESP32-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home Wireless
Amazon.com
$7.21
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$7.21
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$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
Amazon.com
$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
Amazon.com
$7.59
$8.09
Sainsmart 4-Channel Relay Module
Amazon.com
$7.59
$8.09
Sainsmart 4-Channel Relay Module
Amazon.com
$11.99
Sainsmart 4-Channel 5V Relay Module For Arduino Raspberry Pi EU
SainSmart.com
$11.99
Sainsmart 4-Channel 5V Relay Module For Arduino Raspberry Pi EU
SainSmart.com
$37.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
Free shipping
$37.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
$15.99
3Pcs SSR-10DA Solid State Relay Single Phase Semi-Conductor Relay Module Input 3-32V DC Output 24-380V AC For Temperature Controller
Amazon.com
$15.99
3Pcs SSR-10DA Solid State Relay Single Phase Semi-Conductor Relay Module Input 3-32V DC Output 24-380V AC For Temperature Controller
Amazon.com
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi Canada
SainSmart.com
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi Canada
SainSmart.com
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$18.90
788-312 WAGO Relay Module
Standard Electric Supply Co.
$18.90
788-312 WAGO Relay Module
Standard Electric Supply Co.
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
$49.99
Imaticbox Relay Module Switch For CNC Router Machines Canada
SainSmart.com
$49.99
Imaticbox Relay Module Switch For CNC Router Machines Canada
SainSmart.com
$16.99
16-Channel 12V Relay Module Canada
SainSmart.com
$16.99
16-Channel 12V Relay Module Canada
SainSmart.com
$26.90
Square D RXM040W Relay Module 6-250VDC Rxm +Options
Gordon Electric Supply
$26.90
Square D RXM040W Relay Module 6-250VDC Rxm +Options
Gordon Electric Supply

Shop relay module

Sponsored
About our ads
$1,600.00
Allen-Bradley 12M03-00274-00 Relay Board
MRO Exchange
$1,600.00
Allen-Bradley 12M03-00274-00 Relay Board
MRO Exchange
$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
Amazon.com
$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
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$69.34
Gamewell FCI AOM-2RF Velociti Addressable Output Relay Control Module
Amazon.com
Free shipping
$69.34
Gamewell FCI AOM-2RF Velociti Addressable Output Relay Control Module
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
$6.79
Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
Amazon.com
$6.79
Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$92.59
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
Free shipping
$92.59
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
$13.99
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board
Amazon.com
$13.99
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board
Amazon.com
$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
Amazon.com
$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$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,
Amazon.com
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,
Amazon.com
$7.21
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$7.21
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$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
Amazon.com
$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
Amazon.com
$11.99
Sainsmart 4-Channel 5V Relay Module For Arduino Raspberry Pi EU
SainSmart.com
$11.99
Sainsmart 4-Channel 5V Relay Module For Arduino Raspberry Pi EU
SainSmart.com

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