Shop arduino relay board

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$15.99
Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
Amazon.com
75
$15.99
Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
Amazon.com
75
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
965
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
965
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
379
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
379
$101.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$101.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$18.00
Wired DC-DC 10Amp Isolated Solid State Relay Module, SSR In 3-32VDC Out 5-30VDC, For Raspberry-Pi Arduino ESP32 PLC MCU DSP
Amazon.com
37
$18.00
Wired DC-DC 10Amp Isolated Solid State Relay Module, SSR In 3-32VDC Out 5-30VDC, For Raspberry-Pi Arduino ESP32 PLC MCU DSP
Amazon.com
37
$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
1K+
$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
1K+
$11.99
2Pcs DC 5V 4 Channel Relay Module Board Shield With Optocoupler Isolation Suport High/Low Level Trigger Relay
Amazon.com
34
$11.99
2Pcs DC 5V 4 Channel Relay Module Board Shield With Optocoupler Isolation Suport High/Low Level Trigger Relay
Amazon.com
34
$78.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$78.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
411
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
411
$7.99
Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control
Amazon.com
100
$7.99
Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control
Amazon.com
100
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
35
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
35
$23.99
24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X 7.09
Amazon.com
13
$23.99
24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X 7.09
Amazon.com
13
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
39
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
39
$2,187.77
Traulsen 337-60329-00 OEM Board, Relay
WebstaurantStore
$2,187.77
Traulsen 337-60329-00 OEM Board, Relay
WebstaurantStore
$4.14
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$4.14
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$1.99
DC 5V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler For Arduino Raspberry YANXD
AliExpress
$1.99
DC 5V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler For Arduino Raspberry YANXD
AliExpress
$72.00
Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
Automation Direct
$72.00
Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
Automation Direct
$11.95
Velleman 4 Channel Relay Module Arduino Compatible By Whadda
Jameco Electronics
$11.95
Velleman 4 Channel Relay Module Arduino Compatible By Whadda
Jameco Electronics
$61.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$61.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$20.32
$21.12
16-Channel Relay Module With Optocoupler Isolation - 5V/12V Compatible For Arduino, PIC, AVR, DSP &
Aliexpress
Free shipping
$20.32
$21.12
16-Channel Relay Module With Optocoupler Isolation - 5V/12V Compatible For Arduino, PIC, AVR, DSP &
Aliexpress
Free shipping
$7.95
Velleman 5V Relay Module Arduino Compatible By Whadda
Jameco Electronics
$7.95
Velleman 5V Relay Module Arduino Compatible By Whadda
Jameco Electronics
$22.99
8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN Dual Power Type C
eBay.com
Free shipping
$22.99
8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN Dual Power Type C
eBay.com
Free shipping
$29.34
4 Channel Relay Shield 5V Relay Module For Arduino
eBay
Free shipping
$29.34
4 Channel Relay Shield 5V Relay Module For Arduino
eBay
Free shipping
$3.19
Grove Relay Module Arduino Compatible 10A 250V
Jameco Electronics
$3.19
Grove Relay Module Arduino Compatible 10A 250V
Jameco Electronics
$2.88
$11.49
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, Coloring Gel Pen Set,Gel Pen Art Kit, Simple Interface, Precision
Temu US
74% off
$2.88
$11.49
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, Coloring Gel Pen Set,Gel Pen Art Kit, Simple Interface, Precision
Temu US
$5.90
$7.02
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, SSR Module,Arduino Solid State Relay, Simple Interface, Precision
Temu US
15% off
$5.90
$7.02
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, SSR Module,Arduino Solid State Relay, Simple Interface, Precision
Temu US
$7.19
4Pcs 5V 2 Channel Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR STM32
Temu US
32
$7.19
4Pcs 5V 2 Channel Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR STM32
Temu US
32
$11.99
4 Channel Relay Module - Progressive Automations
Progressive Automations
$11.99
4 Channel Relay Module - Progressive Automations
Progressive Automations
$9.99
2 Channel Relay Module - Progressive Automations
Progressive Automations
$9.99
2 Channel Relay Module - Progressive Automations
Progressive Automations
$12.99
3Pcs 5V 4 Channel Relay Module Compatible With Arduino And Other Boards
Evalm
$12.99
3Pcs 5V 4 Channel Relay Module Compatible With Arduino And Other Boards
Evalm
$81.00
ARDUINO A000062 - Components & Relay PC Board Mount Supplies
Radwell.com
$81.00
ARDUINO A000062 - Components & Relay PC Board Mount Supplies
Radwell.com
$64.00
ARDUINO ABX00004 - Components & Relay PC Board Mount Supplies
Radwell.com
$64.00
ARDUINO ABX00004 - Components & Relay PC Board Mount Supplies
Radwell.com
$81.00
ARDUINO A000067 - Components & Relay PC Board Mount Supplies
Radwell.com
1
$81.00
ARDUINO A000067 - Components & Relay PC Board Mount Supplies
Radwell.com
1
$140.90
Arduino AFX00005 I/O MODULE 16 DIG 8 RELAY 12-24V
DigiKey
$140.90
Arduino AFX00005 I/O MODULE 16 DIG 8 RELAY 12-24V
DigiKey
$2.99
1 Channel 3.3V Low Level Trigger Relay Module For Arduino With Optocoupler Isolation
Evalm
$2.99
1 Channel 3.3V Low Level Trigger Relay Module For Arduino With Optocoupler Isolation
Evalm
Arduino Course for Beginners - Open-Source Electronics Platform
4:04:22
YouTubefreeCodeCamp.org
Arduino Course for Beginners - Open-Source Electronics Platform
Learn how to use Arduino hardware and software in this full course for beginners. Arduino is an easy-to-use, open-source electronics platform. Arduino boards are able to read inputs - light on a sensor, a finger on a button, or a Twitter message - and turn it into an output - activating a motor, turning on an LED, publishing something online ...
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Shop arduino relay board

Sponsored
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$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
35
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
$23.99
24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X 7.09
Amazon.com
13
$23.99
24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X 7.09
Amazon.com
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
39
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
$2,187.77
Traulsen 337-60329-00 OEM Board, Relay
WebstaurantStore
$2,187.77
Traulsen 337-60329-00 OEM Board, Relay
WebstaurantStore
$4.14
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$4.14
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$1.99
DC 5V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler For Arduino Raspberry YANXD
AliExpress
$1.99
DC 5V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler For Arduino Raspberry YANXD
AliExpress
$72.00
Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
Automation Direct
$72.00
Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
Automation Direct
$11.95
Velleman 4 Channel Relay Module Arduino Compatible By Whadda
Jameco Electronics
$11.95
Velleman 4 Channel Relay Module Arduino Compatible By Whadda
Jameco Electronics
$61.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$61.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$20.32
$21.12
16-Channel Relay Module With Optocoupler Isolation - 5V/12V Compatible For Arduino, PIC, AVR, DSP &
Aliexpress
Free shipping
$20.32
$21.12
16-Channel Relay Module With Optocoupler Isolation - 5V/12V Compatible For Arduino, PIC, AVR, DSP &
Aliexpress
$7.95
Velleman 5V Relay Module Arduino Compatible By Whadda
Jameco Electronics
$7.95
Velleman 5V Relay Module Arduino Compatible By Whadda
Jameco Electronics
$22.99
8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN Dual Power Type C
eBay.com
Free shipping
$22.99
8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN Dual Power Type C
eBay.com
$29.34
4 Channel Relay Shield 5V Relay Module For Arduino
eBay
Free shipping
$29.34
4 Channel Relay Shield 5V Relay Module For Arduino
eBay
$3.19
Grove Relay Module Arduino Compatible 10A 250V
Jameco Electronics
$3.19
Grove Relay Module Arduino Compatible 10A 250V
Jameco Electronics
$2.88
$11.49
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, Coloring Gel Pen Set,Gel Pen Art Kit, Simple Interface, Precision
Temu US
74% off
$2.88
$11.49
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, Coloring Gel Pen Set,Gel Pen Art Kit, Simple Interface, Precision
Temu US
$5.90
$7.02
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, SSR Module,Arduino Solid State Relay, Simple Interface, Precision
Temu US
15% off
$5.90
$7.02
Single Channel Relay Module For Arduino Prototyping Module, Quick Connection, SSR Module,Arduino Solid State Relay, Simple Interface, Precision
Temu US
$7.19
4Pcs 5V 2 Channel Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR STM32
Temu US
32
$7.19
4Pcs 5V 2 Channel Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR STM32
Temu US
$11.99
4 Channel Relay Module - Progressive Automations
Progressive Automations
$11.99
4 Channel Relay Module - Progressive Automations
Progressive Automations

Shop arduino relay board

Sponsored
About our ads
$15.99
Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
Amazon.com
75
$15.99
Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
Amazon.com
75
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
965
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
965
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
379
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
379
$101.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$101.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$18.00
Wired DC-DC 10Amp Isolated Solid State Relay Module, SSR In 3-32VDC Out 5-30VDC, For Raspberry-Pi Arduino ESP32 PLC MCU DSP
Amazon.com
37
$18.00
Wired DC-DC 10Amp Isolated Solid State Relay Module, SSR In 3-32VDC Out 5-30VDC, For Raspberry-Pi Arduino ESP32 PLC MCU DSP
Amazon.com
37
$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
1K+
$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
1K+
$11.99
2Pcs DC 5V 4 Channel Relay Module Board Shield With Optocoupler Isolation Suport High/Low Level Trigger Relay
Amazon.com
34
$11.99
2Pcs DC 5V 4 Channel Relay Module Board Shield With Optocoupler Isolation Suport High/Low Level Trigger Relay
Amazon.com
34
$78.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$78.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
411
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
411
$7.99
Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control
Amazon.com
100
$7.99
Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control
Amazon.com
100
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
35
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
35
$23.99
24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X 7.09
Amazon.com
13
$23.99
24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X 7.09
Amazon.com
13
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
39
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
39
$2,187.77
Traulsen 337-60329-00 OEM Board, Relay
WebstaurantStore
$2,187.77
Traulsen 337-60329-00 OEM Board, Relay
WebstaurantStore
$4.14
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$4.14
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$1.99
DC 5V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler For Arduino Raspberry YANXD
AliExpress
$1.99
DC 5V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler For Arduino Raspberry YANXD
AliExpress
$72.00
Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
Automation Direct
$72.00
Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
Automation Direct

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