购买 8 relay module external power

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$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
16
Free shipping
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
16
$29.99
8-Channel 12V USB Relay Module | Sainsmart Australia
SainSmart.com
$29.99
8-Channel 12V USB Relay Module | Sainsmart Australia
SainSmart.com
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
889
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
889
$56.89
8-Channel RS485 Relay Module Multiple Isolation Protection Circuits US Plug Generic
motorgenic.com
Free shipping
$56.89
8-Channel RS485 Relay Module Multiple Isolation Protection Circuits US Plug Generic
motorgenic.com
Free shipping
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi US
SainSmart.com
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi US
SainSmart.com
$24.98
$64.50
D4-08TR - 8 Channel Relay Output Module
Electronic Surplus
折扣 61%
$24.98
$64.50
D4-08TR - 8 Channel Relay Output Module
Electronic Surplus
$15.99
8-Channel 5V Solid State Relay Module Europe
SainSmart.com
$15.99
8-Channel 5V Solid State Relay Module Europe
SainSmart.com
$59.40
MD-DORL8 8-Pin Relay Output Module (M00204)
Saelig Company Inc
$59.40
MD-DORL8 8-Pin Relay Output Module (M00204)
Saelig Company Inc
$38.68
$62.31
Chunzehui AC/DC 24V Passive 8 SPDT 10Amp Power Relay Module With Aluminum Enclosure, Wall-Mount Or DIN Rail Mount.
uppstudios
折扣 37%
$38.68
$62.31
Chunzehui AC/DC 24V Passive 8 SPDT 10Amp Power Relay Module With Aluminum Enclosure, Wall-Mount Or DIN Rail Mount.
uppstudios
$103.51
$113.31
ESP 8 Zone Relay Module MAG816
Electrical World
$103.51
$113.31
ESP 8 Zone Relay Module MAG816
Electrical World
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
409
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
409
$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
$12.99
Mxuteuk 2Pcs JQX-13FL AC 220V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, With Base, With DIN Rail Slotted Aluminum
Amazon.com
1 千+
$12.99
Mxuteuk 2Pcs JQX-13FL AC 220V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, With Base, With DIN Rail Slotted Aluminum
Amazon.com
1 千+
$255.00
Allen-Bradley 1756-OX8I AC/DC Isolated Relay Output Module 8-P A
PLCHardware.com
$255.00
Allen-Bradley 1756-OX8I AC/DC Isolated Relay Output Module 8-P A
PLCHardware.com
$11.99
2/4/8-Channel 5V Relay Module 4-Channel
SainSmart.com
$11.99
2/4/8-Channel 5V Relay Module 4-Channel
SainSmart.com
$9.43
12VDC 10A 8 Pin Octal Power Relay, 2 Pole CO, High Power, 250VAC/28VDC, IMO Precision Controls
ElecDirect.com
$9.43
12VDC 10A 8 Pin Octal Power Relay, 2 Pole CO, High Power, 250VAC/28VDC, IMO Precision Controls
ElecDirect.com
$70.20
$78.00
Kmtronic Usb Rs485 8 Channel Relay Board (Controller)
eBay
折扣 10%
$70.20
$78.00
Kmtronic Usb Rs485 8 Channel Relay Board (Controller)
eBay
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 12V)
jmpropiedadeaus
Free shipping
折扣 22%
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 12V)
jmpropiedadeaus
Free shipping
$56.26
$75.63
IP68 Waterproof DPST 1NO 1NC 8Amp Power Relay Module (AC/DC 5V)
jmpropiedadeaus
Free shipping
折扣 25%
$56.26
$75.63
IP68 Waterproof DPST 1NO 1NC 8Amp Power Relay Module (AC/DC 5V)
jmpropiedadeaus
Free shipping
$56.19
Relay Board - 8 Relay Outputs
Saelig Company Inc
$56.19
Relay Board - 8 Relay Outputs
Saelig Company Inc
$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
138
$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
138
$621.00
SES Relay Expansion Board 8 Relay
Gate Opener Safety
$621.00
SES Relay Expansion Board 8 Relay
Gate Opener Safety
$9.99
Sainsmart 4/8-Channel 5V 2A Solid State Relay, High Level Trigger 4-CH / USA
SainSmart.com
2
$9.99
Sainsmart 4/8-Channel 5V 2A Solid State Relay, High Level Trigger 4-CH / USA
SainSmart.com
2
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 5V)
jmpropiedadeaus
Free shipping
折扣 22%
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 5V)
jmpropiedadeaus
Free shipping
$39.53
Dpst 1No 1Nc 8Amp Power Relay Module, Ac 110V 115V 120V Control
eBay
Free shipping
$39.53
Dpst 1No 1Nc 8Amp Power Relay Module, Ac 110V 115V 120V Control
eBay
Free shipping
$138.09
Bosch B308 SDI2 8-Output Expansion Module - Provides 8 Programmable Relays
A1 Security Cameras
1
$138.09
Bosch B308 SDI2 8-Output Expansion Module - Provides 8 Programmable Relays
A1 Security Cameras
1
$824.00
ETC ETC UFMP8 8 Zone Mini Relay Panel
Above AVL
$824.00
ETC ETC UFMP8 8 Zone Mini Relay Panel
Above AVL
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 24V)
jmpropiedadeaus
Free shipping
折扣 22%
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 24V)
jmpropiedadeaus
Free shipping
$26.99
5Sets Dc 12V Coil Power Relay Ly2nj Hh62p Jqx-13F Dpdt 8 Pin 10A With
eBay
Free shipping
$26.99
5Sets Dc 12V Coil Power Relay Ly2nj Hh62p Jqx-13F Dpdt 8 Pin 10A With
eBay
Free shipping
$125.00
Eurogi Relay Board, 8 Relay 24 Vdc 8A 250 Vac
eBay
$125.00
Eurogi Relay Board, 8 Relay 24 Vdc 8A 250 Vac
eBay
$47.70
$53.00
Kmtronic Usb 8 Channel Relay Board, Rs232 Serial Controlled
eBay
6
$47.70
$53.00
Kmtronic Usb 8 Channel Relay Board, Rs232 Serial Controlled
eBay
6
$7.08
Uxcell AC 220V/240V Coil 8 Pin DPDT General Purpose Power Relay JQX-13F W Socket | Harfington
harfington
$7.08
Uxcell AC 220V/240V Coil 8 Pin DPDT General Purpose Power Relay JQX-13F W Socket | Harfington
harfington
$38.65
G5rl-U1-E-12Vdc Power Relay 16A 250Vac 8 Pins X 10Pcs
eBay
$38.65
G5rl-U1-E-12Vdc Power Relay 16A 250Vac 8 Pins X 10Pcs
eBay
$10.32
Square D 8501NR51 8 Pin General Purpose Relay W/ Screw Connection (600V) | Supplyhouse.Com
SupplyHouse.com
$10.32
Square D 8501NR51 8 Pin General Purpose Relay W/ Screw Connection (600V) | Supplyhouse.Com
SupplyHouse.com
$49.50
$55.00
Kmtronic Usb 8 Channel Relay Board Din Rail
eBay
2
折扣 10%
$49.50
$55.00
Kmtronic Usb 8 Channel Relay Board Din Rail
eBay
2
$30.00
Action Instruments Relay 4300-1180N 8 Pin 120V Relay
eBay
$30.00
Action Instruments Relay 4300-1180N 8 Pin 120V Relay
eBay
Raspberry Pi: 8 Channel Relay + External Power Supply Tutorial and Example
3:59
Raspberry Pi: 8 Channel Relay + External Power Supply Tutorial an…
已浏览 15.8万 次2017年6月8日
YouTubeTechplant
Setup an 8 channel relay using an external power supply and a raspberry pi 3+
3:29
Setup an 8 channel relay using an external power supply and a raspb…
已浏览 960 次2022年2月4日
YouTubeTECHKNOWLEDGE PAGE
banggood How To Use and connect arduino with 5V 8 Channel Relay Module
12:08
banggood How To Use and connect arduino with 5V 8 Channel Relay …
已浏览 5.7万 次2019年4月28日
YouTubeUnboxing Channel
8 Channel Relay Module - Complete Arduino Guide! ⚡🔌
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8 Channel Relay Module - Complete Arduino Guide! ⚡🔌
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YouTubeArduino DIY Projects
Mastering Relay Modules: A Step-by-Step Guide to Harnessing Their Power!
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Mastering Relay Modules: A Step-by-Step Guide to Harnessing Thei…
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YouTubeVEDTUBE (VED)
Arduino Relay Module Tutorial - From Beginner to PRO
1:58
Arduino Relay Module Tutorial - From Beginner to PRO
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YouTubeHuHamster
8 Channel Relay Module Test with Arduino Mega 2560
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YouTubeSpencer Wilhelm
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8 Channel relay module I2C PCF8574 expander 3.3V 5.0V Ardu…
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YouTubeKRIDA Electronics
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YouTubeTHE ELECTRONICS ADDA
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How to: Home Automation - connect 8 channel relay + Raspberry Pi
已浏览 42.2万 次2013年8月25日
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How to make a Home Automation using nodemcu and 8 channel rela…
已浏览 2.7万 次2021年8月30日
YouTubeElectrofile
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How to control USB 8 relay board through windows operating system
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YouTubeResearchDesignLab
2:32
How to Wire 8 PIN Relay for Holding or Latching Circuit
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11:41
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已浏览 565 次2024年3月2日
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5V 8 Channel Relay Module For Arduino from banggood.com
已浏览 6.7万 次2014年11月10日
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How to use 12VDC Relay Module with Arduino
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YouTubePassion Tech KLM
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8 relays node red
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YouTubeSequent Microsystems
3:59
DNAKE Smart Home 8 Relays & Input Module RIM08
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YouTubeDNAKE
6:10
ESP32/ESP8266 Relay Module - Control AC Appliances (Web Server)
已浏览 30.2万 次2019年12月18日
YouTubeRui Santos
4:34
How to control relay module using PCF 8574 GPIO Extender
已浏览 1145 次2024年10月25日
YouTubeFair Electro
5:02
What is Relay? | How to control Relay using Arduino
已浏览 10.8万 次2021年5月1日
YouTubehash include electronics
5:25
How to use a RELAY with ESP8266 NodeMCU | Easy Guide
已浏览 2.4万 次2023年10月24日
YouTubeINOVATRIX
0:14
4x4 Relay Matrix Control Using an 8-Channel Relay Module
已浏览 290万 次2024年10月9日
YouTubeToyTech Machines
10:30
AUXBEAM 8 Switch Panel - How To Wire
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YouTubeAZ Overland
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已浏览 1.5万 次2024年12月5日
YouTubeVolos Projects
3:30
8 Pin Relay Pinout, Circuit, and Wiring Diagram
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YouTubeJr Electric School
0:50
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购买 8 relay module external power

广告
关于我们的广告
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
16
Free shipping
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
16
$29.99
8-Channel 12V USB Relay Module | Sainsmart Australia
SainSmart.com
$29.99
8-Channel 12V USB Relay Module | Sainsmart Australia
SainSmart.com
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
889
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
889
$56.89
8-Channel RS485 Relay Module Multiple Isolation Protection Circuits US Plug Generic
motorgenic.com
Free shipping
$56.89
8-Channel RS485 Relay Module Multiple Isolation Protection Circuits US Plug Generic
motorgenic.com
Free shipping
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi US
SainSmart.com
$12.99
8-Channel 5V Relay Module For Arduino Raspberry Pi US
SainSmart.com
$24.98
$64.50
D4-08TR - 8 Channel Relay Output Module
Electronic Surplus
折扣 61%
$24.98
$64.50
D4-08TR - 8 Channel Relay Output Module
Electronic Surplus
$15.99
8-Channel 5V Solid State Relay Module Europe
SainSmart.com
$15.99
8-Channel 5V Solid State Relay Module Europe
SainSmart.com
$59.40
MD-DORL8 8-Pin Relay Output Module (M00204)
Saelig Company Inc
$59.40
MD-DORL8 8-Pin Relay Output Module (M00204)
Saelig Company Inc
$38.68
$62.31
Chunzehui AC/DC 24V Passive 8 SPDT 10Amp Power Relay Module With Aluminum Enclosure, Wall-Mount Or DIN Rail Mount.
uppstudios
折扣 37%
$38.68
$62.31
Chunzehui AC/DC 24V Passive 8 SPDT 10Amp Power Relay Module With Aluminum Enclosure, Wall-Mount Or DIN Rail Mount.
uppstudios
$103.51
$113.31
ESP 8 Zone Relay Module MAG816
Electrical World
$103.51
$113.31
ESP 8 Zone Relay Module MAG816
Electrical World
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
409
$13.99
2/4/8-Channel 5V Relay Module 8-Channel
SainSmart.com
409
$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
$12.99
Mxuteuk 2Pcs JQX-13FL AC 220V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, With Base, With DIN Rail Slotted Aluminum
Amazon.com
1 千+
$12.99
Mxuteuk 2Pcs JQX-13FL AC 220V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, With Base, With DIN Rail Slotted Aluminum
Amazon.com
1 千+
$255.00
Allen-Bradley 1756-OX8I AC/DC Isolated Relay Output Module 8-P A
PLCHardware.com
$255.00
Allen-Bradley 1756-OX8I AC/DC Isolated Relay Output Module 8-P A
PLCHardware.com
$11.99
2/4/8-Channel 5V Relay Module 4-Channel
SainSmart.com
$11.99
2/4/8-Channel 5V Relay Module 4-Channel
SainSmart.com
$9.43
12VDC 10A 8 Pin Octal Power Relay, 2 Pole CO, High Power, 250VAC/28VDC, IMO Precision Controls
ElecDirect.com
$9.43
12VDC 10A 8 Pin Octal Power Relay, 2 Pole CO, High Power, 250VAC/28VDC, IMO Precision Controls
ElecDirect.com
$70.20
$78.00
Kmtronic Usb Rs485 8 Channel Relay Board (Controller)
eBay
折扣 10%
$70.20
$78.00
Kmtronic Usb Rs485 8 Channel Relay Board (Controller)
eBay
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 12V)
jmpropiedadeaus
Free shipping
折扣 22%
$44.26
$56.85
Electronics-Salon DIN Rail Mount 8 DPDT Signal Relay Interface Module. (Operating Voltage: DC 12V)
jmpropiedadeaus
Free shipping