Shop Computer Relay

Sponsored
About our ads
$88.03
SR2A101BD Schneider Electric
WiAutomation US
$88.03
SR2A101BD Schneider Electric
WiAutomation US
$279.34
SR3B262BD Schneider Electric
WiAutomation US
$279.34
SR3B262BD Schneider Electric
WiAutomation US
$141.54
SR2B121B Schneider Electric
WiAutomation US
$141.54
SR2B121B Schneider Electric
WiAutomation US
$13.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
60
$13.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
$1.24
$2.30
Single Channel USB Relay Module HID Free Drive Micro 5V Computer Control Switch Relay Module LED
Aliexpress
Free shipping
46% off
$1.24
$2.30
Single Channel USB Relay Module HID Free Drive Micro 5V Computer Control Switch Relay Module LED
Aliexpress
$247.99
Carquest Computer Control Relay, RAE2681
Advance Auto Parts
$247.99
Carquest Computer Control Relay, RAE2681
Advance Auto Parts
$3.55
5V 12V 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$3.55
5V 12V 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$3.01
$11.70
USB Relay Module 2 Channel 5V PC Intelligent Drive Control Board Switch Free Drive USB Computer
Aliexpress
74% off
$3.01
$11.70
USB Relay Module 2 Channel 5V PC Intelligent Drive Control Board Switch Free Drive USB Computer
Aliexpress
$2.16
$2.70
5V 12V 1 2 4 8 Channel Relay Module USB Control Switch Board Programmable Computer Control For WIN7,
Aliexpress
19% off
$2.16
$2.70
5V 12V 1 2 4 8 Channel Relay Module USB Control Switch Board Programmable Computer Control For WIN7,
Aliexpress
$4.51
5V 12V 1 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$4.51
5V 12V 1 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$7.37
$9.10
LCUS-4 Relay Module 12V 4 Channel 30A USB Computer Serial Port Smart Control Switch With Power/Relay
Aliexpress
Free shipping
19% off
$7.37
$9.10
LCUS-4 Relay Module 12V 4 Channel 30A USB Computer Serial Port Smart Control Switch With Power/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
$4.74
$14.38
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
67% off
$4.74
$14.38
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$14.23
$30.93
DC 12V 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
53% off
$14.23
$30.93
DC 12V 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$1.69
$3.30
1Pcs DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
48% off
$1.69
$3.30
1Pcs DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
$4.05
$4.18
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO
Aliexpress
Free shipping
$4.05
$4.18
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO
Aliexpress
$3.54
5V USB Relay 1 Channel Programmable Computer Control For Smart Home
Aliexpress
$3.54
5V USB Relay 1 Channel Programmable Computer Control For Smart Home
Aliexpress
$17.24
$27.95
2 Channel Ethernet Relay Module DC 5-12V Network IP Web Relay Controller Switch TCP UDP Module
Aliexpress
38% off
$17.24
$27.95
2 Channel Ethernet Relay Module DC 5-12V Network IP Web Relay Controller Switch TCP UDP Module
Aliexpress
$1,033.64
PC-11A-120 - TE Connectivity Automation Relay Automation (New)
Electrical.com
$1,033.64
PC-11A-120 - TE Connectivity Automation Relay Automation (New)
Electrical.com
$1.58
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$1.58
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$4.21
LCUS-1 Type 1/2 Channel USB Relay Module Electronic Converter PCB USB Intelligent Control Switch
Aliexpress
$4.21
LCUS-1 Type 1/2 Channel USB Relay Module Electronic Converter PCB USB Intelligent Control Switch
Aliexpress
$1.51
$1.55
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$1.51
$1.55
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$38.34
1Pcs Typec Usb Relay Module Usb Intelligent Control Switch Serial Port
eBay
Free shipping
$38.34
1Pcs Typec Usb Relay Module Usb Intelligent Control Switch Serial Port
eBay
$55.66
Crydom Solid State Relay: Surface Mounted, 25 A Max Output Current, SCR, AC Output Model: D2425
Grainger
2
$55.66
Crydom Solid State Relay: Surface Mounted, 25 A Max Output Current, SCR, AC Output Model: D2425
Grainger
$77.99
Computer Control Relay-Engine Control Module Wiring Relay Standard RY-904. Relays. 025623161570.
eBay
Free shipping
$77.99
Computer Control Relay-Engine Control Module Wiring Relay Standard RY-904. Relays. 025623161570.
eBay
$11.12
RP1A23D5 1 Phase PCB Solid State Relay 4 Pin DC AC 3V 5V 12V 24V DC Input Output 230VAC 480VAC 3A 5A
Aliexpress
Free shipping
$11.12
RP1A23D5 1 Phase PCB Solid State Relay 4 Pin DC AC 3V 5V 12V 24V DC Input Output 230VAC 480VAC 3A 5A
Aliexpress
$89.61
Crydom Solid State Relay: Surface Mounted, 50 A Max Output Current, SCR, AC Output Model: D2450-B
Grainger
$89.61
Crydom Solid State Relay: Surface Mounted, 50 A Max Output Current, SCR, AC Output Model: D2450-B
Grainger
$288.49
RY-1739 Computer Control Relay New For Mercedes E Class SLK Mercedes-Benz E320. Ecus & Computer Modules. 0727943168757.
eBay
Free shipping
$288.49
RY-1739 Computer Control Relay New For Mercedes E Class SLK Mercedes-Benz E320. Ecus & Computer Modules. 0727943168757.
eBay
$124.33
RM17UBE16 Schneider Electric
WiAutomation US
$124.33
RM17UBE16 Schneider Electric
WiAutomation US
$2.39
FCGK DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
$2.39
FCGK DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
$310.58
Computer Relay
eBay
Free shipping
$310.58
Computer Relay
eBay
$25.00
Nec Ea2-12N4 Relay Pc Mount 10 Pin - Usa Seller Fast Shipping
eBay
$25.00
Nec Ea2-12N4 Relay Pc Mount 10 Pin - Usa Seller Fast Shipping
eBay
$3.46
$3.52
5PCS Relay Module G3MB-202P G3MB 202P DC-AC PCB SSR In 5V DC Out 240V AC 2A Solid State Relay Module
Aliexpress
$3.46
$3.52
5PCS Relay Module G3MB-202P G3MB 202P DC-AC PCB SSR In 5V DC Out 240V AC 2A Solid State Relay Module
Aliexpress
$30.58
$36.33
Lexus SC 300 RELAY - 909870400283. SWITCH & RELAY & COMPUTER.
Lexus of Lexington
15% off
$30.58
$36.33
Lexus SC 300 RELAY - 909870400283. SWITCH & RELAY & COMPUTER.
Lexus of Lexington
$70.63
Crydom Solid State Relay: Surface Mounted, 50 A Max Output Current, SCR, AC Output Model: A2450
Grainger
5
$70.63
Crydom Solid State Relay: Surface Mounted, 50 A Max Output Current, SCR, AC Output Model: A2450
Grainger
Relay Computer Starts With An Adder That Makes A Racket
Relay Computer Starts With An Adder That Makes A Racket
Feb 17, 2017
hackaday.com
Relay computer compile, load and run
1:23
Relay computer compile, load and run
510.6K viewsJul 2, 2022
YouTubelepermunna
Microwave Relay Replace
15:10
Microwave Relay Replace
78K viewsApr 22, 2018
YouTubejebadiaha
Collin’s Lab: Desoldering
3:38
Collin’s Lab: Desoldering
688.9K viewsNov 25, 2015
YouTubeAdafruit Industries
HOW TO TEST RELAY ANY RELAY
5:22
HOW TO TEST RELAY ANY RELAY
529.2K viewsJun 30, 2018
YouTubeElectrical Car Repair LIVE
DIY Smart Switch - Part 1 how to use a relay
8:02
DIY Smart Switch - Part 1 how to use a relay
652.2K viewsMay 15, 2017
YouTubebyte sized engineering
How to Set SEL-751—Part 1: Communications
5:59
How to Set SEL-751—Part 1: Communications
80K viewsDec 7, 2016
YouTubeSchweitzer Engineering Laboratories (SEL)
22:48
Everything you need to know about RELAYS
111.3K viewsDec 10, 2017
YouTubePlayful Technology
7:58
How does a Relay work?
46.9K viewsFeb 22, 2020
YouTubeGarageTech
11:16
Beginner Electronics - 21 - Relays
196.9K viewsFeb 8, 2017
YouTubeCodeNMore
28:42
Transmission No Shift Case Study (P0888)
2.6M viewsAug 8, 2013
YouTubeScannerDanner
2:01
Harry Porter's Relay Computer
177.7K viewsJul 26, 2007
YouTubehhp3
5:11
Common Relay Uses in Control
9.6K viewsAug 27, 2021
YouTubeRSP Supply
3:44
Quick Tips - Removing Terminals Part 1
190.3K viewsSep 12, 2014
YouTubeAmerican Autowire
12:47
HVACR Fan Switching Relay, How it Works, Voltage, Terminals, Troubl…
289.4K viewsOct 19, 2019
YouTubeAC Service Tech LLC
6:10
ESP32/ESP8266 Relay Module - Control AC Appliances (Web Server)
313.2K viewsDec 18, 2019
YouTubeRui Santos
5:11
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH …
117.3K viewsAug 6, 2018
YouTubeMYTECTUTOR
3:01
Relay Logic Part 1: The Basics
207.8K viewsOct 12, 2016
YouTubeNick Moore (NIK282K)
20:33
Why and How to Relay Headlights
613.6K viewsMar 29, 2014
YouTubebwcordes
4:41
How to use an Arduino Relay Module
174.8K viewsFeb 4, 2018
YouTubeTinker & Build
0:29
Introducing the SEL-851 Feeder Protection Relay
2.9M viewsAug 26, 2021
YouTubeSchweitzer Engineering Laboratories (SEL)
4:39
Relay Wiring Diagram | Relay Connection | Relay Working Princi…
64K viewsJun 22, 2021
YouTubeLearning Engineering
2:47
PCM Relay (with ChrisFix!) – 2004-2008 5.4L Ford F-150
349.9K viewsAug 23, 2019
YouTubeBlueDriver
2:07
Transferring Zelio Smart Relay Programs Made Easy | Schneider …
129.7K viewsMar 29, 2017
YouTubeSchneider Electric
1:59
How to control USB 4 relay board through windows operating system
6.1K viewsDec 11, 2014
YouTubeResearchDesignLab
0:27
Zusie the Relay Computer - First Microprogram
77.7K viewsSep 5, 2010
YouTubenablaman
2:14
How To Replace A Car Relay-DIY Automotive Maintenance
511.1K viewsAug 16, 2015
YouTubeHelpful DIY
11:41
Connecting a Relay Module to a Microcontroller
331.5K viewsMar 12, 2021
YouTubeBrad Henson
7:24
How to Set the SEL-710 Motor Protection Relay
52.1K viewsNov 14, 2012
YouTubeSchweitzer Engineering Laboratories (SEL)
2:12
How To Jump Car Starter Relay - Bypass Computer
1.2M viewsFeb 19, 2015
YouTubeHenrys HowTos
See more videos
Static thumbnail place holder

Shop Computer Relay

Sponsored
About our ads
$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
$4.74
$14.38
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
67% off
$4.74
$14.38
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$14.23
$30.93
DC 12V 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
53% off
$14.23
$30.93
DC 12V 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$1.69
$3.30
1Pcs DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
48% off
$1.69
$3.30
1Pcs DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
$4.05
$4.18
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO
Aliexpress
Free shipping
$4.05
$4.18
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO
Aliexpress
$3.54
5V USB Relay 1 Channel Programmable Computer Control For Smart Home
Aliexpress
$3.54
5V USB Relay 1 Channel Programmable Computer Control For Smart Home
Aliexpress
$17.24
$27.95
2 Channel Ethernet Relay Module DC 5-12V Network IP Web Relay Controller Switch TCP UDP Module
Aliexpress
38% off
$17.24
$27.95
2 Channel Ethernet Relay Module DC 5-12V Network IP Web Relay Controller Switch TCP UDP Module
Aliexpress
$1,033.64
PC-11A-120 - TE Connectivity Automation Relay Automation (New)
Electrical.com
$1,033.64
PC-11A-120 - TE Connectivity Automation Relay Automation (New)
Electrical.com
$1.58
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$1.58
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$4.21
LCUS-1 Type 1/2 Channel USB Relay Module Electronic Converter PCB USB Intelligent Control Switch
Aliexpress
$4.21
LCUS-1 Type 1/2 Channel USB Relay Module Electronic Converter PCB USB Intelligent Control Switch
Aliexpress
$1.51
$1.55
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$1.51
$1.55
1Pcs 5V 12V 24V DC-AC Solid State Relay Module G3MB-202P G3MB 202P PCB SIP SSR AC 240V 2A Snubber
Aliexpress
$38.34
1Pcs Typec Usb Relay Module Usb Intelligent Control Switch Serial Port
eBay
Free shipping
$38.34
1Pcs Typec Usb Relay Module Usb Intelligent Control Switch Serial Port
eBay
$55.66
Crydom Solid State Relay: Surface Mounted, 25 A Max Output Current, SCR, AC Output Model: D2425
Grainger
2
$55.66
Crydom Solid State Relay: Surface Mounted, 25 A Max Output Current, SCR, AC Output Model: D2425
Grainger
$77.99
Computer Control Relay-Engine Control Module Wiring Relay Standard RY-904. Relays. 025623161570.
eBay
Free shipping
$77.99
Computer Control Relay-Engine Control Module Wiring Relay Standard RY-904. Relays. 025623161570.
eBay
$11.12
RP1A23D5 1 Phase PCB Solid State Relay 4 Pin DC AC 3V 5V 12V 24V DC Input Output 230VAC 480VAC 3A 5A
Aliexpress
Free shipping
$11.12
RP1A23D5 1 Phase PCB Solid State Relay 4 Pin DC AC 3V 5V 12V 24V DC Input Output 230VAC 480VAC 3A 5A
Aliexpress
$89.61
Crydom Solid State Relay: Surface Mounted, 50 A Max Output Current, SCR, AC Output Model: D2450-B
Grainger
$89.61
Crydom Solid State Relay: Surface Mounted, 50 A Max Output Current, SCR, AC Output Model: D2450-B
Grainger
$288.49
RY-1739 Computer Control Relay New For Mercedes E Class SLK Mercedes-Benz E320. Ecus & Computer Modules. 0727943168757.
eBay
Free shipping
$288.49
RY-1739 Computer Control Relay New For Mercedes E Class SLK Mercedes-Benz E320. Ecus & Computer Modules. 0727943168757.
eBay

Shop Computer Relay

Sponsored
About our ads
$88.03
SR2A101BD Schneider Electric
WiAutomation US
$88.03
SR2A101BD Schneider Electric
WiAutomation US
$279.34
SR3B262BD Schneider Electric
WiAutomation US
$279.34
SR3B262BD Schneider Electric
WiAutomation US
$141.54
SR2B121B Schneider Electric
WiAutomation US
$141.54
SR2B121B Schneider Electric
WiAutomation US
$13.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
60
$13.99
DSD TECH SH-UR01A USB Relay Controller For Computer And Laptop(1CH)
Amazon.com
$1.24
$2.30
Single Channel USB Relay Module HID Free Drive Micro 5V Computer Control Switch Relay Module LED
Aliexpress
Free shipping
46% off
$1.24
$2.30
Single Channel USB Relay Module HID Free Drive Micro 5V Computer Control Switch Relay Module LED
Aliexpress
$247.99
Carquest Computer Control Relay, RAE2681
Advance Auto Parts
$247.99
Carquest Computer Control Relay, RAE2681
Advance Auto Parts
$3.55
5V 12V 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$3.55
5V 12V 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$3.01
$11.70
USB Relay Module 2 Channel 5V PC Intelligent Drive Control Board Switch Free Drive USB Computer
Aliexpress
74% off
$3.01
$11.70
USB Relay Module 2 Channel 5V PC Intelligent Drive Control Board Switch Free Drive USB Computer
Aliexpress
$2.16
$2.70
5V 12V 1 2 4 8 Channel Relay Module USB Control Switch Board Programmable Computer Control For WIN7,
Aliexpress
19% off
$2.16
$2.70
5V 12V 1 2 4 8 Channel Relay Module USB Control Switch Board Programmable Computer Control For WIN7,
Aliexpress
$4.51
5V 12V 1 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$4.51
5V 12V 1 2 4 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$7.37
$9.10
LCUS-4 Relay Module 12V 4 Channel 30A USB Computer Serial Port Smart Control Switch With Power/Relay
Aliexpress
Free shipping
19% off
$7.37
$9.10
LCUS-4 Relay Module 12V 4 Channel 30A USB Computer Serial Port Smart Control Switch With Power/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
$4.74
$14.38
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
67% off
$4.74
$14.38
5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control For Smart Home PC
Aliexpress
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$77.14
USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power
東京デバイセズ
$14.23
$30.93
DC 12V 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
53% off
$14.23
$30.93
DC 12V 8 Channel USB Relay Control Switch Programmable Computer Control For Smart Home PC
Aliexpress
$1.69
$3.30
1Pcs DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
48% off
$1.69
$3.30
1Pcs DC Control AC 6A Slim Interface Solid State Relay Module Din Ssr Slim Relay DC Control DC
Aliexpress
$4.05
$4.18
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO
Aliexpress
Free shipping
$4.05
$4.18
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO
Aliexpress
$3.54
5V USB Relay 1 Channel Programmable Computer Control For Smart Home
Aliexpress
$3.54
5V USB Relay 1 Channel Programmable Computer Control For Smart Home
Aliexpress