Shop +Relay Module Exprement

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$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
20% off
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
$92.58
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
2
Free shipping
$92.58
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
2
$45.99
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
1
Free shipping
$45.99
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
1
$11.39
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
39
$11.39
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
39
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
315
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
315
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
7
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
7
$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
$55.24
$73.65
Volkswagen Touareg Accessory Power Relay. Fuel Pump Relay. Powertrain Control Module (PCM) Relay - 191906383C. FUSE & RELAY.
McKenna Volkswagen Cerritos
24% off
$55.24
$73.65
Volkswagen Touareg Accessory Power Relay. Fuel Pump Relay. Powertrain Control Module (PCM) Relay - 191906383C. FUSE & RELAY.
McKenna Volkswagen Cerritos
$837.00
Allen-Bradley 700-NT200A1 700-N Industrial Control Relay, Ser. C
PLCHardware.com
$837.00
Allen-Bradley 700-NT200A1 700-N Industrial Control Relay, Ser. C
PLCHardware.com
$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
Amazon.com
4
$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
Amazon.com
4
$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
Amazon.com
1
$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
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$83.71
789-571 WAGO Latching Relay Module, 24 VDC Nominal Input Voltage
Valin Process Control Solutions
$83.71
789-571 WAGO Latching Relay Module, 24 VDC Nominal Input Voltage
Valin Process Control Solutions
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
108
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
108
$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
8
$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
8
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
11
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
11
$56.99
Notifier FRM-1 Fire Alarm Intelligent Addressable Relay Module
Amazon.com
Free shipping
$56.99
Notifier FRM-1 Fire Alarm Intelligent Addressable Relay Module
Amazon.com
Free shipping
$16.99
4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
81
$16.99
4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
81
$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
30
$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
30
$2.67
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.67
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
Electromagnetic Power Relay, 14-Pin 5 AMP 24V DC Relay Coil With Socket Base, LED Indicator, 4PDT 4NO 4NC - MY4NJ [Applicable For DIN Rail System]
Amazon.com
886
$9.99
Electromagnetic Power Relay, 14-Pin 5 AMP 24V DC Relay Coil With Socket Base, LED Indicator, 4PDT 4NO 4NC - MY4NJ [Applicable For DIN Rail System]
Amazon.com
886
$22.00
Allen-Bradley 700-HK36A1 700-HK General Purpose Slim Line Relay
PLCHardware.com
1
$22.00
Allen-Bradley 700-HK36A1 700-HK General Purpose Slim Line Relay
PLCHardware.com
1
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$7.99
$8.99
871-1C-C-R1 U01 Automotive Relay (Pack Of 2) - 12VDC, 35/20A, Micro ISO SPDT 5-Pin Relay For Automotive Applications
Amazon.com
11% off
$7.99
$8.99
871-1C-C-R1 U01 Automotive Relay (Pack Of 2) - 12VDC, 35/20A, Micro ISO SPDT 5-Pin Relay For Automotive Applications
Amazon.com
$4.99
Yetaida 2 Channel DC 5V Relay Module With Optocoupler Control Board And Indicator Light, Development Board Accessories Relays, Suport High Low Level
Amazon.com
$4.99
Yetaida 2 Channel DC 5V Relay Module With Optocoupler Control Board And Indicator Light, Development Board Accessories Relays, Suport High Low Level
Amazon.com
$110.00
Allen-Bradley 700-CF310EJ MCS-CF IEC Control Relay, 24VDC, Ser A
PLCHardware.com
1
$110.00
Allen-Bradley 700-CF310EJ MCS-CF IEC Control Relay, 24VDC, Ser A
PLCHardware.com
1
$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$93.00
Allen-Bradley 700-N400A1 Industrial Control Relay, 4 N.O., Ser C
PLCHardware.com
$93.00
Allen-Bradley 700-N400A1 Industrial Control Relay, 4 N.O., Ser C
PLCHardware.com
$7.99
G8P-1A4P Fully-Sealed PCB Relay 12VDC 30A - 4Pins 30A 250VAC Relay For PC Board Or Panel-Mounted Applications, Solve F01 Code Problem Of Dryer
Amazon.com
$7.99
G8P-1A4P Fully-Sealed PCB Relay 12VDC 30A - 4Pins 30A 250VAC Relay For PC Board Or Panel-Mounted Applications, Solve F01 Code Problem Of Dryer
Amazon.com
$91.75
$101.95
40 Amps, 7-20 V MSD Relay Modules | MSD Ignition 7566-2
Summit Racing
5
10% off
$91.75
$101.95
40 Amps, 7-20 V MSD Relay Modules | MSD Ignition 7566-2
Summit Racing
5
$91.00
Relay/analog Combo Module: 3-pt out, 1-ch in, 1-ch out (PN# CFW320-IOAR)
Automation Direct
$91.00
Relay/analog Combo Module: 3-pt out, 1-ch in, 1-ch out (PN# CFW320-IOAR)
Automation Direct
$59.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$59.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$13.99
URANT 1NO 1NC 8A Power Relay Module,Suitable For Arduino's 12V Relay Module,Used For Single-Channel Power Switch Control Boards In DIY Electronic
Amazon.com
$13.99
URANT 1NO 1NC 8A Power Relay Module,Suitable For Arduino's 12V Relay Module,Used For Single-Channel Power Switch Control Boards In DIY Electronic
Amazon.com
$40.00
4 Channel 5V Relay Module With Optocoupler For Arduino UNO R3 Mega 2560 DSP ARM PIC AVR STM32 Projects Active Low 10A At 250VAC And 10A At 30VDC
VXB.com
Free shipping
$40.00
4 Channel 5V Relay Module With Optocoupler For Arduino UNO R3 Mega 2560 DSP ARM PIC AVR STM32 Projects Active Low 10A At 250VAC And 10A At 30VDC
VXB.com
Free shipping
$23.20
DC 12V 24V Time Relay Module Adjustable Timer Delay Turn Off Timer Relay Control Switch With Potentiometer(12V 0 To 10Sec)
Amazon.com
Free shipping
$23.20
DC 12V 24V Time Relay Module Adjustable Timer Delay Turn Off Timer Relay Control Switch With Potentiometer(12V 0 To 10Sec)
Amazon.com
Free shipping
How to Control a Relay Module With an ESP32 | Everything ESP
How to Control a Relay Module With an ESP32 | Everything ESP
Sep 4, 2018
maker.pro
Lesson 29 – Relay Module
6:49
Lesson 29 – Relay Module
50 views2 weeks ago
YouTubeAsawari Shiposkar
Relay Basics
11:11
Relay Basics
158.5K viewsJun 28, 2017
YouTubeBrian Slota
DIY Relay Module
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DIY Relay Module
32.4K viewsAug 30, 2020
YouTubeCrazy Couple DIY
ESP32 SIM800L | Send and Receive SMS to Control Relay
3:04
ESP32 SIM800L | Send and Receive SMS to Control Relay
40.3K viewsApr 15, 2021
YouTubeAhmad Logs
Relays - How to Wire
2:59
Relays - How to Wire
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YouTubeMoss Motors, Ltd.
HOW TO TEST RELAY ANY RELAY
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HOW TO TEST RELAY ANY RELAY
552.4K viewsJun 30, 2018
YouTubeElectrical Car Repair LIVE
7:20
VEHICLE RELAYS - Testing from the relay base
528.8K viewsJun 12, 2012
YouTubeDaniel Sullivan
22:48
Everything you need to know about RELAYS
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YouTubePlayful Technology
7:58
How does a Relay work?
50.7K viewsFeb 22, 2020
YouTubeGarageTech
3:46
HOW TO TEST AN OVERLOAD RELAY
209K viewsMay 6, 2020
YouTubeSYNECTUM
6:10
ESP32/ESP8266 Relay Module - Control AC Appliances (Web Server)
316.5K viewsDec 18, 2019
YouTubeRui Santos
4:51
How To Add Relays to Your Projects- The BASICS
242.4K viewsFeb 12, 2016
YouTubeMKme Lab
5:11
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH ARDUINO
117.7K viewsAug 6, 2018
YouTubeMYTECTUTOR
2:53
How to Test Car Relays
868.4K viewsApr 1, 2013
YouTubeMark's Garage
8:21
Electronic Basics #32: Relays & Optocouplers
534.9K viewsOct 29, 2017
YouTubeGreatScott!
3:09
SHORTS - What Are Relays and HOW DO RELAYS WORK?
39.3K viewsJun 2, 2021
YouTubeElectrician U
7:34
How to test a Relay
80.9K viewsFeb 22, 2020
YouTubeGarageTech
4:41
How to use an Arduino Relay Module
175.5K viewsFeb 4, 2018
YouTubeTinker & Build
4:39
Relay Wiring Diagram | Relay Connection | Relay Working Principle |
64.5K viewsJun 22, 2021
YouTubeLearning Engineering
1:50
Control Module Power & Ground Circuit Checks Training Module Trailer
112.2K viewsOct 17, 2018
YouTubeAutodata Training
14:01
#9 - Arduino - Connecting a Relay Module
33.8K viewsAug 2, 2015
YouTubeBradford Henson
7:37
Electronics How-To: Relays and Contactor Basics
484.4K viewsAug 11, 2009
YouTubeChaotic Good
11:41
Connecting a Relay Module to a Microcontroller
376.5K viewsMar 12, 2021
YouTubeBrad Henson
5:14
Understanding Relays: How They Work & Types Explained | Automation and PLC Series Part 2
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YouTubePractical Ninjas
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What is a Relay & How it Works
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YouTubeRSP Supply
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YouTubeSchrodingers Box
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Relay - Explained and animated - how relay works
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YouTubejordi3736
16:52
#18 Add a Relay Module to your Arduino project - Hints, Tips & Traps
127.3K viewsFeb 27, 2016
YouTubeRalph S Bacon
See more

Shop +Relay Module Exprement

Sponsored
About our ads
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
20% off
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
$92.58
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
2
Free shipping
$92.58
Silent Knight IDP-Relay Addressable Relay Module
Amazon.com
2
$45.99
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
1
Free shipping
$45.99
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
1
$11.39
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
39
$11.39
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
39
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
315
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
315
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
7
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
7
$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
$55.24
$73.65
Volkswagen Touareg Accessory Power Relay. Fuel Pump Relay. Powertrain Control Module (PCM) Relay - 191906383C. FUSE & RELAY.
McKenna Volkswagen Cerritos
24% off
$55.24
$73.65
Volkswagen Touareg Accessory Power Relay. Fuel Pump Relay. Powertrain Control Module (PCM) Relay - 191906383C. FUSE & RELAY.
McKenna Volkswagen Cerritos
$837.00
Allen-Bradley 700-NT200A1 700-N Industrial Control Relay, Ser. C
PLCHardware.com
$837.00
Allen-Bradley 700-NT200A1 700-N Industrial Control Relay, Ser. C
PLCHardware.com
$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
Amazon.com
4
$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
Amazon.com
4
$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
Amazon.com
1
$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
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$83.71
789-571 WAGO Latching Relay Module, 24 VDC Nominal Input Voltage
Valin Process Control Solutions
$83.71
789-571 WAGO Latching Relay Module, 24 VDC Nominal Input Voltage
Valin Process Control Solutions
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
108
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
108
$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
8
$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
8
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
11
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
11
$56.99
Notifier FRM-1 Fire Alarm Intelligent Addressable Relay Module
Amazon.com
Free shipping
$56.99
Notifier FRM-1 Fire Alarm Intelligent Addressable Relay Module
Amazon.com
Free shipping