购买 One Circuit/Channel Relay Module

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$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
390
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
390
$5.99
NOYITO 1 Channel Relay Module With Isolated Optocoupler 5V 12V 24V High Low Level Trigger Module Triggered (Pack Of 3) (5V, Red)
Amazon.com
22
$5.99
NOYITO 1 Channel Relay Module With Isolated Optocoupler 5V 12V 24V High Low Level Trigger Module Triggered (Pack Of 3) (5V, Red)
Amazon.com
22
$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
$77.00
Relay/analog Combo Module: 5-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14968050)
Automation Direct
$77.00
Relay/analog Combo Module: 5-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14968050)
Automation Direct
$7.99
$8.99
NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
Amazon.com
88
折扣 11%
$7.99
$8.99
NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
Amazon.com
88
$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
28
$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
28
$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
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$6.62
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$6.62
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$57.99
ANMBEST 16 Channel AC/DC 24V Rail Mount Relay Interface Module PNP NPN SPDT 16A Pluggable Power Relay, G2R-1-E
Amazon.com
2
Free shipping
$57.99
ANMBEST 16 Channel AC/DC 24V Rail Mount Relay Interface Module PNP NPN SPDT 16A Pluggable Power Relay, G2R-1-E
Amazon.com
2
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
3
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
3
$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
$11.99
Teyleten Robot DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module For Arduino (Pack Of
Amazon.com
192
$11.99
Teyleten Robot DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module For Arduino (Pack Of
Amazon.com
192
$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
6
$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
6
$7.99
DIANN 2Pcs 5V 30A 1-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$7.99
DIANN 2Pcs 5V 30A 1-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
86
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
86
$13.99
GUETNEU Relay Board, Relay Module 1 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T731C-D24)
Amazon.com
16
$13.99
GUETNEU Relay Board, Relay Module 1 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T731C-D24)
Amazon.com
16
Hight Quality 1 Channel Relay Module 5v 12v 24v PCB Electronic Power 12v Controlling Relay Board
alibaba.com
Hight Quality 1 Channel Relay Module 5v 12v 24v PCB Electronic Power 12v Controlling Relay Board
1 Channel Relay Module 5v 24v PCB Electronic Power 12v Controlling Relay Board Price for Sale. General Purpose, Miniature, Epoxy Protected. All Brand.| Alibaba.com
5 个月之前
Relay Circuit Tutorial
How to Use Relay in a Circuit
0:16
How to Use Relay in a Circuit
circuitdigest.com
2016年6月11日
233K views · 2.1K reactions | how to add a relay to a photocell circuit #tutorial #idea #electrical | Rizki Craft | Facebook
0:57
233K views · 2.1K reactions | how to add a relay to a photocell circuit #tutorial #idea #electrical | Rizki Craft | Facebook
FacebookRizki Craft
已浏览 13.8万 次1 周前
How a Relay Really Works | Educational Circuit with Real Voltage Fluctuations
2:20
How a Relay Really Works | Educational Circuit with Real Voltage Fluctuations
YouTubemosiala
已浏览 31 次1 个月前
热门视频
1-Channel Relay Module and Air Valve
1-Channel Relay Module and Air Valve
arduino.cc
2019年5月24日
183K views · 853 reactions | 2 Channel Relay Module Signal Simulation without Arduino #electrician #electricianlife #electricity #electric #electronics #electrical #electricidad #electricalengineering #ElectronicMusic #reelschallenge #reelsviralfb #reelstrending #reelsfypシ #reelsfbシ #reelsvideoシ #reelsviralシ #reelsfb #reelsvideo #reelsviral | 퐄퐥퐞퐜퐭퐫퐨퐧퐢퐜 퐂퐨퐦퐩퐨퐧퐞퐧퐭퐬 | Facebook
0:09
183K views · 853 reactions | 2 Channel Relay Module Signal Simulation without Arduino #electrician #electricianlife #electricity #electric #electronics #electrical #electricidad #electricalengineering #ElectronicMusic #reelschallenge #reelsviralfb #reelstrending #reelsfypシ #reelsfbシ #reelsvideoシ #reelsviralシ #reelsfb #reelsvideo #reelsviral | 퐄퐥퐞퐜퐭퐫퐨퐧퐢퐜 퐂퐨퐦퐩퐨퐧퐞퐧퐭퐬 | Facebook
Facebook𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧𝐢𝐜 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬
已浏览 6.9万 次1 个月前
POV: You’re sleepy at work when a customer says their relay is defective. "8-Channel Relay Testing via Arduino" #circuitrocks #circuitrocksphilippines #electronics #electronicsprojects #8channelrelay #relay #wirestripper #usbcable #usb #unor3 #povs #fypシ゚ #foryourpage #sharethis #diyprojects #forbeginner | Circuitrocks | Facebook
2:02
POV: You’re sleepy at work when a customer says their relay is defective. "8-Channel Relay Testing via Arduino" #circuitrocks #circuitrocksphilippines #electronics #electronicsprojects #8channelrelay #relay #wirestripper #usbcable #usb #unor3 #povs #fypシ゚ #foryourpage #sharethis #diyprojects #forbeginner | Circuitrocks | Facebook
FacebookCircuitrocks
已浏览 85 次3 周前
Relay Switch Types
Relay Switch: Easy Installation for Mechanical Engineering Companies
0:25
Relay Switch: Easy Installation for Mechanical Engineering Companies
TikTokliming.relay.switch
已浏览 140万 次2024年4月16日
Types of Relay
2:01
Types of Relay
YouTubeKnowledge🖋️
已浏览 114 次2 个月之前
Relay types
0:16
Relay types
YouTubeELECTRICAL ENGINEER PH
已浏览 7 次1 个月前
1-Channel Relay Module and Air Valve
1-Channel Relay Module and Air Valve
2019年5月24日
arduino.cc
183K views · 853 reactions | 2 Channel Relay Module Signal Simulation without Arduino #electrician #electricianlife #electricity #electric #electronics #electrical #electricidad #electricalengineering #ElectronicMusic #reelschallenge #reelsviralfb #reelstrending #reelsfypシ #reelsfbシ #reelsvideoシ #reelsviralシ #reelsfb #reelsvideo #reelsviral | 퐄퐥퐞퐜퐭퐫퐨퐧퐢퐜 퐂퐨퐦퐩퐨퐧퐞퐧퐭퐬 | Facebook
0:09
183K views · 853 reactions | 2 Channel Relay Module Signal Sim…
已浏览 6.9万 次1 个月前
Facebook𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧𝐢𝐜 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬
POV: You’re sleepy at work when a customer says their relay is defective. "8-Channel Relay Testing via Arduino" #circuitrocks #circuitrocksphilippines #electronics #electronicsprojects #8channelrelay #relay #wirestripper #usbcable #usb #unor3 #povs #fypシ゚ #foryourpage #sharethis #diyprojects #forbeginner | Circuitrocks | Facebook
2:02
POV: You’re sleepy at work when a customer says their relay is defect…
已浏览 85 次3 周前
FacebookCircuitrocks
How a Relay Works – How to Connect N/O, N/C Pins – Homemade Circuit Projects
How a Relay Works – How to Connect N/O, N/C Pins – Homema…
4 个月之前
homemade-circuits.com
IR sensor and one channel relay module connection #experiment
0:47
IR sensor and one channel relay module connection #experiment
已浏览 1 次1 个月前
YouTubeTechnical science
Controlling a circuit using multiple switches and a relay 
2:11
Controlling a circuit using multiple switches and a relay 
已浏览 5008 次2021年8月29日
YouTubeMik Master
How to control relay module with one push button
How to control relay module with one push button
已浏览 3308 次2020年8月26日
YouTubeEr pankaj
Esp32 controlling 16-channel Relay
已浏览 1.8万 次2019年3月3日
YouTubeDeo
4x4 Relay Matrix Control with 8-Channel Module
已浏览 1.5万 次2024年12月20日
TikTokelectricmaster3
NodeMCU 4 Channel Relay Module Design using EasyEDA
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YouTubeEngineering Science & Technology - EST
ONE channel relay module 30A with high and low Triger trigger
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433 Mhz Universal Wireless Remote Control Switch DC12V 1ch relay R…
已浏览 2.6万 次2016年11月10日
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TikTokarduinoshop
0:14
ToyTech Machines on Instagram: "In this video, we demonstrate how t…
已浏览 53.7万 次2025年2月8日
Instagramtoytechmachines
3:37
How to use: 1 Channel DC12V Remote Control Switch with 2 butt…
已浏览 64.9万 次2017年1月12日
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Multi Function Time Relay 35874 RL
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YouTubempjaonline
26:27
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已浏览 18.1万 次2015年3月13日
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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
YouTubeRobojax
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HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH …
已浏览 11.7万 次2018年8月6日
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已浏览 20.7万 次2016年10月12日
YouTubeNick Moore (NIK282K)
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已浏览 12.2万 次2019年6月11日
YouTubeUnboxing Channel
4:41
How to use an Arduino Relay Module
已浏览 17.4万 次2018年2月4日
YouTubeTinker & Build
4:56
E5 Using 5V 1 channel relay module for Arduino RJT05
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17:42
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YouTubeRobojax
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购买 One Circuit/Channel Relay Module

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$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
390
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
390
$5.99
NOYITO 1 Channel Relay Module With Isolated Optocoupler 5V 12V 24V High Low Level Trigger Module Triggered (Pack Of 3) (5V, Red)
Amazon.com
22
$5.99
NOYITO 1 Channel Relay Module With Isolated Optocoupler 5V 12V 24V High Low Level Trigger Module Triggered (Pack Of 3) (5V, Red)
Amazon.com
22
$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
$77.00
Relay/analog Combo Module: 5-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14968050)
Automation Direct
$77.00
Relay/analog Combo Module: 5-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14968050)
Automation Direct
$7.99
$8.99
NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
Amazon.com
88
折扣 11%
$7.99
$8.99
NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
Amazon.com
88
$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
28
$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
28
$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
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$6.62
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$6.62
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$57.99
ANMBEST 16 Channel AC/DC 24V Rail Mount Relay Interface Module PNP NPN SPDT 16A Pluggable Power Relay, G2R-1-E
Amazon.com
2
Free shipping
$57.99
ANMBEST 16 Channel AC/DC 24V Rail Mount Relay Interface Module PNP NPN SPDT 16A Pluggable Power Relay, G2R-1-E
Amazon.com
2
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
3
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
3
$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
$11.99
Teyleten Robot DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module For Arduino (Pack Of
Amazon.com
192
$11.99
Teyleten Robot DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module For Arduino (Pack Of
Amazon.com
192
$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
6
$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
6
$7.99
DIANN 2Pcs 5V 30A 1-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$7.99
DIANN 2Pcs 5V 30A 1-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
86
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
86
$13.99
GUETNEU Relay Board, Relay Module 1 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T731C-D24)
Amazon.com
16
$13.99
GUETNEU Relay Board, Relay Module 1 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T731C-D24)
Amazon.com
16