DIY Relay Module - 搜索视频

购买 DIY Relay Module

$98.09

Square D 8501Cdo21v60 : Relay 220Vdc 8Amp Type C +Options

Gordon Electric Supply

$98.09

Square D 8501Cdo21v60 : Relay 220Vdc 8Amp Type C +Options

Gordon Electric Supply

$6.78

PWM Relay Switch 5V Receiver 20A Electronic Controller Module DIY Model Universal On-Off For FPV RC

AliExpress

Free shipping

$6.78

PWM Relay Switch 5V Receiver 20A Electronic Controller Module DIY Model Universal On-Off For FPV RC

AliExpress

$7.16

$14.64

5V 2 Channel Relay Module With Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY

Aliexpress

折扣 51%

$7.16

$14.64

5V 2 Channel Relay Module With Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY

Aliexpress

$1.69

$4.70

DIYUSER 1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low

Aliexpress

折扣 64%

$1.69

$4.70

DIYUSER 1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low

Aliexpress

$3.66

$7.33

5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino

Aliexpress

折扣 50%

$3.66

$7.33

5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino

Aliexpress

$13.08

$21.45

Ultra Mini Zigbee Smart Switch DIY Module 10A Smart Home Relay Automation Breaker App Remote Timer

Aliexpress

Free shipping

折扣 39%

$13.08

$21.45

Ultra Mini Zigbee Smart Switch DIY Module 10A Smart Home Relay Automation Breaker App Remote Timer

Aliexpress

$19.64

$21.29

8PCS DC 5V 1 Channel Relay Module Shield For Raspberry Pi With Optocoupler Support High And Low

Aliexpress

Free shipping

$19.64

$21.29

8PCS DC 5V 1 Channel Relay Module Shield For Raspberry Pi With Optocoupler Support High And Low

Aliexpress

$1.61

$3.13

1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC

Aliexpress

折扣 48%

$1.61

$3.13

1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC

Aliexpress

$4.49

$5.97

Tuya Wifi Switch DIY MINI Smart Home Switch Relay Module Smart Life APP Wireless Voice Remote

Aliexpress

折扣 24%

$4.49

$5.97

Tuya Wifi Switch DIY MINI Smart Home Switch Relay Module Smart Life APP Wireless Voice Remote

Aliexpress

$1.75

DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler

Aliexpress

$1.75

DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler

Aliexpress

$0.59

$1.04

3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,

Aliexpress

Free shipping

折扣 43%

$0.59

$1.04

3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,

Aliexpress

$1.87

1 Channel Relay Module 3.3V 5V High/Low Level Trigger Relay Board Shield For Arduino PIC AVR ARM DSP

Aliexpress

$1.87

1 Channel Relay Module 3.3V 5V High/Low Level Trigger Relay Board Shield For Arduino PIC AVR ARM DSP

Aliexpress

$1.76

$3.52

5V 1 2 4 8 Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH

Aliexpress

折扣 50%

$1.76

$3.52

5V 1 2 4 8 Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH

Aliexpress

$2.82

5V 12V 24V 2 4 6 8 Way Relay Module For Arduino 2 4 6 8 16 Channel Power Module With Optocoupler

Aliexpress

$2.82

5V 12V 24V 2 4 6 8 Way Relay Module For Arduino 2 4 6 8 16 Channel Power Module With Optocoupler

Aliexpress

$1.17

5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino

Aliexpress

Free shipping

$1.17

5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino

Aliexpress

$5.18

$10.93

10-1 PCS,3.3V 5V 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way For Arduino

Aliexpress

Free shipping

折扣 52%

$5.18

$10.93

10-1 PCS,3.3V 5V 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way For Arduino

Aliexpress

$2.15

$4.45

1/10PCS 3.3V 5V 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way For Arduino 1CH

Aliexpress

Free shipping

折扣 51%

$2.15

$4.45

1/10PCS 3.3V 5V 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way For Arduino 1CH

Aliexpress

$0.34

$0.46

One 1 Channel 5V 9V 12V 24V Relay Module Board Shield For Arduino With Optocoupler Support High And

Aliexpress

折扣 26%

$0.34

$0.46

One 1 Channel 5V 9V 12V 24V Relay Module Board Shield For Arduino With Optocoupler Support High And

Aliexpress

$1.44

$4.26

1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level

Aliexpress

折扣 66%

$1.44

$4.26

1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level

Aliexpress

$2.64

5V 4-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V

Aliexpress

$2.64

5V 4-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V

Aliexpress

$54.19

100-240-Volt Smart Switch Module DIY Light Relay Remote Control Compatible With Alexa Siri Google (1-Pack)

Home Depot

Free shipping

$54.19

100-240-Volt Smart Switch Module DIY Light Relay Remote Control Compatible With Alexa Siri Google (1-Pack)

Home Depot

$0.77

$1.02

One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low

Aliexpress

折扣 24%

$0.77

$1.02

One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low

Aliexpress

$8.30

$11.86

10PCS DC 5V 12V 24V 1 Channel Relay Module Shield For Raspberry Pi With Optocoupler Support High And

Aliexpress

折扣 30%

$8.30

$11.86

10PCS DC 5V 12V 24V 1 Channel Relay Module Shield For Raspberry Pi With Optocoupler Support High And

Aliexpress

$1.44

$4.25

1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level

Aliexpress

折扣 66%

$1.44

$4.25

1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level

Aliexpress

$0.62

$0.88

5V 12V 24V Relay Module - 1/2/4/6/8 Channel With Optocoupler, Relay Output For Arduino, 1-8 Way

Aliexpress

折扣 29%

$0.62

$0.88

5V 12V 24V Relay Module - 1/2/4/6/8 Channel With Optocoupler, Relay Output For Arduino, 1-8 Way

Aliexpress

$7.66

$10.94

10Pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level

Aliexpress

折扣 29%

$7.66

$10.94

10Pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level

Aliexpress

$1.68

$2.62

3V 5V 12V 24V 2 Channel Relay Module High And Low Level Trigger Optocoupler Isolation Relay Module

Aliexpress

折扣 35%

$1.68

$2.62

3V 5V 12V 24V 2 Channel Relay Module High And Low Level Trigger Optocoupler Isolation Relay Module

Aliexpress

$3.64

$5.68

3.3V 5V 12V 24V 4 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay

Aliexpress

折扣 35%

$3.64

$5.68

3.3V 5V 12V 24V 4 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay

Aliexpress

$0.36

$0.45

One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With

Aliexpress

折扣 19%

$0.36

$0.45

One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With

Aliexpress

$1.36

$1.88

1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level

Aliexpress

折扣 27%

$1.36

$1.88

1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level

Aliexpress

$1.95

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay

Aliexpress

$1.95

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay

Aliexpress

$1.68

Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low

Aliexpress

$1.68

Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low

Aliexpress

$1.24

DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler / High And Low Level

Aliexpress

$1.24

DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield With Optocoupler / High And Low Level

Aliexpress

$2.34

12V Relay 1 2 4 8 Channel SSR High Low Level Solid State Relay Module 250V 2A For Arduino 5V Relay

Aliexpress

$2.34

12V Relay 1 2 4 8 Channel SSR High Low Level Solid State Relay Module 250V 2A For Arduino 5V Relay

Aliexpress

$39.99

Sainsmart 16-Channel 9-36V USB Relay Module

Amazon.com

Free shipping

$39.99

Sainsmart 16-Channel 9-36V USB Relay Module

Amazon.com

How to Set Up a 5V Relay on the Arduino

2015年11月28日

circuitbasics.com

Using an Esp8266 Arduino to Control a Relay Using Home-assis…

已浏览 7.8万次2020年10月1日

instructables.com

DIY: Relay Switch Motor Controller - Arduino

已浏览 22.6万次2020年9月30日

instructables.com

DIY - Relay Module

2020年8月30日

hackaday.io