购买 1Channel Relay Module

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$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$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
$49.50
Notifier FRM-1 - Control Relay Module
Amazon.com
13
Free shipping
$49.50
Notifier FRM-1 - Control Relay Module
Amazon.com
13
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
263
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
263
$180.00
Ethernet Relay With I/O- Remote Monitoring - U Have Control Relay Switch
uHaveControl
$180.00
Ethernet Relay With I/O- Remote Monitoring - U Have Control Relay Switch
uHaveControl
$160.00
Ethernet Controlled Relay - U Have Control Relay Switch
uHaveControl
$160.00
Ethernet Controlled Relay - U Have Control Relay Switch
uHaveControl
$0.55
5V 12V 24V One 1 Channel Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
Free shipping
$0.55
5V 12V 24V One 1 Channel Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
Free shipping
$0.35
$0.45
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With
Aliexpress
折扣 22%
$0.35
$0.45
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With
Aliexpress
$2.16
$3.00
ONE 1 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
折扣 27%
$2.16
$3.00
ONE 1 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$61.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$61.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$6.49
1Pcs 315Mhz Dc 12V Relay Switch Module 1Channel Rf Remote Control
eBay
$6.49
1Pcs 315Mhz Dc 12V Relay Switch Module 1Channel Rf Remote Control
eBay
$16.20
8 Channel 1CO 10A Relay Module DC 5V 12V 24V AC 110V 220V PLC Control Relay Module Board
Alibaba B2B
Free shipping
$16.20
8 Channel 1CO 10A Relay Module DC 5V 12V 24V AC 110V 220V PLC Control Relay Module Board
Alibaba B2B
Free shipping
$1.04
12V One 1 Channel Relay Module Optocouple Board Shield For Pic Avr
eBay
$1.04
12V One 1 Channel Relay Module Optocouple Board Shield For Pic Avr
eBay
$16.00
5V 12V IR Infrared DC 1Channel Latching Relay Module Bistable Switch With Remote. Relay Accessories.
eBay
Free shipping
$16.00
5V 12V IR Infrared DC 1Channel Latching Relay Module Bistable Switch With Remote. Relay Accessories.
eBay
Free shipping
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$875.00
Siemens | 6ES7133-0HH01-0XB0 | Digital Output/Relay Module |
Classic Automation
$875.00
Siemens | 6ES7133-0HH01-0XB0 | Digital Output/Relay Module |
Classic Automation
$0.50
1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High And Low Level Trigger
Alibaba B2B
Free shipping
$0.50
1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High And Low Level Trigger
Alibaba B2B
Free shipping
$0.38
One 1 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger
Alibaba B2B
Free shipping
$0.38
One 1 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger
Alibaba B2B
Free shipping
$37.89
$66.90
Allpoints 4527431 Relay Electric Control Module For Commercial Kitchens | Mavrik | Commercial Restaurant Supply
RestaurantSupply.com
折扣 43%
$37.89
$66.90
Allpoints 4527431 Relay Electric Control Module For Commercial Kitchens | Mavrik | Commercial Restaurant Supply
RestaurantSupply.com
$27.56
Functional Devices | RIBU1C-RD | Enclosed Relay 10Amp Spdt 10-30Vac/Dc/120Vac RED Housing | Relays And Contactors - Enclosed Relays
Kele
$27.56
Functional Devices | RIBU1C-RD | Enclosed Relay 10Amp Spdt 10-30Vac/Dc/120Vac RED Housing | Relays And Contactors - Enclosed Relays
Kele
$189.58
88881005 Crouzet Control Relay Module - DIN Mount - 0.1 Seconds To 60 Hours.
Onlinecomponents.com
$189.58
88881005 Crouzet Control Relay Module - DIN Mount - 0.1 Seconds To 60 Hours.
Onlinecomponents.com
$2.48
Hiletgo 2Pcs 5V One Channel Relay Module Relay Switch With Opto Isolation High Low Level Trigger
kreaagency
$2.48
Hiletgo 2Pcs 5V One Channel Relay Module Relay Switch With Opto Isolation High Low Level Trigger
kreaagency
$151.00
Kohler Power Relay Module | GM92001-KP1
Norwall Power Systems
$151.00
Kohler Power Relay Module | GM92001-KP1
Norwall Power Systems
$2.48
Hiletgo 2Pcs 5V One Channel Relay Module Relay Switch With Opto Isolation High Low Level Trigger
alertakey
$2.48
Hiletgo 2Pcs 5V One Channel Relay Module Relay Switch With Opto Isolation High Low Level Trigger
alertakey
$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
$54.08
Functional Devices | RIBTU1S | Enclosed Relay 10Amp Spst 10-30Vac/Dc OR 120Vac With Hi/Low Voltage Separation AND Override Switch | Relays And Contactors - Enclosed Relays
Kele
$54.08
Functional Devices | RIBTU1S | Enclosed Relay 10Amp Spst 10-30Vac/Dc OR 120Vac With Hi/Low Voltage Separation AND Override Switch | Relays And Contactors - Enclosed Relays
Kele
$228.00
Siemens | 6ES7222-1HF00-0XA0 | EM222 Digital Output Relay Module |
Classic Automation
$228.00
Siemens | 6ES7222-1HF00-0XA0 | EM222 Digital Output Relay Module |
Classic Automation
$20.99
$33.25
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
折扣 36%
$20.99
$33.25
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$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
$642.19
AXIS A9188 Network I/O Relay Module - 0820-001
A1 Security Cameras
$642.19
AXIS A9188 Network I/O Relay Module - 0820-001
A1 Security Cameras
$58.95
Enerlites Wfrsm1-Bk Black 10 Amp 120-277 Volt Smart Wi-Fi Single Relay Switch Module
Lite Store USA
$58.95
Enerlites Wfrsm1-Bk Black 10 Amp 120-277 Volt Smart Wi-Fi Single Relay Switch Module
Lite Store USA
$34.34
USB Relay Controller, 1 Contact, Form C, 10A, 250V AC/24V DC, Bus-Powered
東京デバイセズ
$34.34
USB Relay Controller, 1 Contact, Form C, 10A, 250V AC/24V DC, Bus-Powered
東京デバイセズ
$6.53
$7.42
Ywmsfl 1Channel Relays Board With High Low Triggering Optocoupler Isolation 3.3V 5V 12V 24V Jumper Fail Safe Protections Status LED
Walmart
Free shipping
折扣 11%
$6.53
$7.42
Ywmsfl 1Channel Relays Board With High Low Triggering Optocoupler Isolation 3.3V 5V 12V 24V Jumper Fail Safe Protections Status LED
Walmart
Free shipping
$39.00
Allen-Bradley | 700-P400A1 | Relay Module |
Classic Automation
4
$39.00
Allen-Bradley | 700-P400A1 | Relay Module |
Classic Automation
4
$13.99
RF Wireless Remote Control Switch Relay 433Mhz DC 12V 1CH Receiver Module For Learning Code Transmitter Remote
LightInTheBox
10
$13.99
RF Wireless Remote Control Switch Relay 433Mhz DC 12V 1CH Receiver Module For Learning Code Transmitter Remote
LightInTheBox
10
ESP8266 NodeMCU Relay Module - Control AC Appliances (Web Server) | Random Nerd Tutorials
6:09
ESP8266 NodeMCU Relay Module - Control AC Appliances (Web Serv…
2019年12月18日
randomnerdtutorials.com
1 channel power relay module with adjustable timing cycle explained | HCW-M421
1 channel power relay module with adjustable timing cycle explained …
2024年10月22日
blogspot.comSensorism
[Hot Item] 1 Channel Delay Relay Module for Arduino Projects
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[Hot Item] 1 Channel Delay Relay Module for Arduino Projects
1 周前
made-in-china.com
How to Set Up a 5V Relay on the Arduino
How to Set Up a 5V Relay on the Arduino
2015年11月28日
circuitbasics.com
1Channel 5v relay Module #relay #arduino #tech
0:49
1Channel 5v relay Module #relay #arduino #tech
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ESP8266 wifi relay review
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How to use 4 channel Arduino Relay Shield RJT36
已浏览 3.5万 次2017年12月28日
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已浏览 11.8万 次2018年8月6日
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How to test 5VDC relay module
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YouTubeElectronics Lab
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Dientuungdung.com | Hướng dẫn kích relay 5V mức H và L
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已浏览 12.3万 次2019年6月11日
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4:41
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已浏览 17.5万 次2018年2月4日
YouTubeTinker & Build
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433MHz 12V 4CH Channel Relay RF Wireless Remote Control Switch K…
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IC Station ESP8266 based 5V Dual Relay WiFi Module
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已浏览 3.4万 次2015年8月2日
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B4R - Testing an 8 channel relay module on Arduino UNO.
已浏览 8155 次2017年5月11日
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How to use 4 channel Relay to control AC load with Arduino cod…
已浏览 18.3万 次2018年3月27日
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YouTubeBrad Henson
7:07
12v Relay Trigger Using 5v Digital Signal : Tutorial 25
已浏览 11.8万 次2017年8月10日
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已浏览 6044 次2021年4月14日
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The 4-Channel Active Low Relay Module - A Demonstration Video
已浏览 3.7万 次2012年9月8日
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3:11
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已浏览 3.4万 次2019年7月11日
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9:30
ESP 32 Connect 5V Relay via Logic Level Converter (ESP32)
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12:08
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已浏览 5.8万 次2019年4月28日
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购买 1Channel Relay Module

广告
关于我们的广告
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$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
$49.50
Notifier FRM-1 - Control Relay Module
Amazon.com
13
Free shipping
$49.50
Notifier FRM-1 - Control Relay Module
Amazon.com
13
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
263
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
263
$180.00
Ethernet Relay With I/O- Remote Monitoring - U Have Control Relay Switch
uHaveControl
$180.00
Ethernet Relay With I/O- Remote Monitoring - U Have Control Relay Switch
uHaveControl
$160.00
Ethernet Controlled Relay - U Have Control Relay Switch
uHaveControl
$160.00
Ethernet Controlled Relay - U Have Control Relay Switch
uHaveControl
$0.55
5V 12V 24V One 1 Channel Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
Free shipping
$0.55
5V 12V 24V One 1 Channel Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
Free shipping
$0.35
$0.45
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With
Aliexpress
折扣 22%
$0.35
$0.45
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With
Aliexpress
$2.16
$3.00
ONE 1 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
折扣 27%
$2.16
$3.00
ONE 1 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$61.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$61.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$6.49
1Pcs 315Mhz Dc 12V Relay Switch Module 1Channel Rf Remote Control
eBay
$6.49
1Pcs 315Mhz Dc 12V Relay Switch Module 1Channel Rf Remote Control
eBay
$16.20
8 Channel 1CO 10A Relay Module DC 5V 12V 24V AC 110V 220V PLC Control Relay Module Board
Alibaba B2B
Free shipping
$16.20
8 Channel 1CO 10A Relay Module DC 5V 12V 24V AC 110V 220V PLC Control Relay Module Board
Alibaba B2B
Free shipping
$1.04
12V One 1 Channel Relay Module Optocouple Board Shield For Pic Avr
eBay
$1.04
12V One 1 Channel Relay Module Optocouple Board Shield For Pic Avr
eBay
$16.00
5V 12V IR Infrared DC 1Channel Latching Relay Module Bistable Switch With Remote. Relay Accessories.
eBay
Free shipping
$16.00
5V 12V IR Infrared DC 1Channel Latching Relay Module Bistable Switch With Remote. Relay Accessories.
eBay
Free shipping
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$875.00
Siemens | 6ES7133-0HH01-0XB0 | Digital Output/Relay Module |
Classic Automation
$875.00
Siemens | 6ES7133-0HH01-0XB0 | Digital Output/Relay Module |
Classic Automation
$0.50
1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High And Low Level Trigger
Alibaba B2B
Free shipping
$0.50
1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High And Low Level Trigger
Alibaba B2B
Free shipping