Shop 1 channel relay

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$19.78
$32.96
Shelly 1 Mini Gen3, Wifi & Matter Smart Relay Switch With Dry Contacts, 1-Channel 8A, Compatible With Alexa, Home Assistant, Smartthings & Google Home
Amazon.com
1K+
39% off
$19.78
$32.96
Shelly 1 Mini Gen3, Wifi & Matter Smart Relay Switch With Dry Contacts, 1-Channel 8A, Compatible With Alexa, Home Assistant, Smartthings & Google Home
Amazon.com
$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
1K+
Free shipping
$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
$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
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$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
$143.81
Macromatic ISEUR1 | RELAY, 17.5 mm INTRINSICALLY SAFE 1 - CHANNEL | Safety Relays
RS
$143.81
Macromatic ISEUR1 | RELAY, 17.5 mm INTRINSICALLY SAFE 1 - CHANNEL | Safety Relays
RS
$49.47
Notifier FRM-1 - Control Relay Module
Amazon.com
14
Free shipping
$49.47
Notifier FRM-1 - Control Relay Module
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
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
$16.49
$27.49
Shelly 1PM Gen3 | Wifi Smart Relay Switch With Power Metering, 1-Channel 16A | Home Automation | Compatible With Alexa & Google Home | Ios Android App
Amazon.com
1
40% off
$16.49
$27.49
Shelly 1PM Gen3 | Wifi Smart Relay Switch With Power Metering, 1-Channel 16A | Home Automation | Compatible With Alexa & Google Home | Ios Android App
Amazon.com
$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
$372.26
Phoenix Contact 2981800 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESD/4X1/30
RS
$372.26
Phoenix Contact 2981800 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESD/4X1/30
RS
$104.63
Resideo RA89A1074 1 Zone 120V Switching Relay W/ Internal Transformer, 1 SPST Line Relay, RA89A1074 | Supplyhouse.Com
SupplyHouse.com
26
$104.63
Resideo RA89A1074 1 Zone 120V Switching Relay W/ Internal Transformer, 1 SPST Line Relay, RA89A1074 | Supplyhouse.Com
SupplyHouse.com
$134.47
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$134.47
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$170.19
Phoenix Contact 2700589 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR MINI SERIES | Safety Relays | PSR-PC40-2NO-1DO-24DC-SP
RS
$170.19
Phoenix Contact 2700589 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR MINI SERIES | Safety Relays | PSR-PC40-2NO-1DO-24DC-SP
RS
$147.74
Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 3NO/1NC, 10 A Model: 3RH21311BG40
Grainger
$147.74
Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 3NO/1NC, 10 A Model: 3RH21311BG40
Grainger
$1.96
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control With
Aliexpress
$1.96
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control With
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
19% off
$0.36
$0.45
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With
Aliexpress
Including results for 1 channel relay.
Do you want results only for 1Channel Relay?
Relay Module Circuit Diagram 1-Channel Relay Module | Electronics DIY Project
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Relay Module Circuit Diagram 1-Channel Relay Module | Electronics DIY Project
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Tutorial 15 - How to test Relay Module 12V 1 Channel
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Shop 1 channel relay

Sponsored
About our ads
$19.78
$32.96
Shelly 1 Mini Gen3, Wifi & Matter Smart Relay Switch With Dry Contacts, 1-Channel 8A, Compatible With Alexa, Home Assistant, Smartthings & Google Home
Amazon.com
1K+
39% off
$19.78
$32.96
Shelly 1 Mini Gen3, Wifi & Matter Smart Relay Switch With Dry Contacts, 1-Channel 8A, Compatible With Alexa, Home Assistant, Smartthings & Google Home
Amazon.com
$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
1K+
Free shipping
$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
$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
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$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
$143.81
Macromatic ISEUR1 | RELAY, 17.5 mm INTRINSICALLY SAFE 1 - CHANNEL | Safety Relays
RS
$143.81
Macromatic ISEUR1 | RELAY, 17.5 mm INTRINSICALLY SAFE 1 - CHANNEL | Safety Relays
RS
$49.47
Notifier FRM-1 - Control Relay Module
Amazon.com
14
Free shipping
$49.47
Notifier FRM-1 - Control Relay Module
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
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
$16.49
$27.49
Shelly 1PM Gen3 | Wifi Smart Relay Switch With Power Metering, 1-Channel 16A | Home Automation | Compatible With Alexa & Google Home | Ios Android App
Amazon.com
1
40% off
$16.49
$27.49
Shelly 1PM Gen3 | Wifi Smart Relay Switch With Power Metering, 1-Channel 16A | Home Automation | Compatible With Alexa & Google Home | Ios Android App
Amazon.com
$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
$372.26
Phoenix Contact 2981800 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESD/4X1/30
RS
$372.26
Phoenix Contact 2981800 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESD/4X1/30
RS
$104.63
Resideo RA89A1074 1 Zone 120V Switching Relay W/ Internal Transformer, 1 SPST Line Relay, RA89A1074 | Supplyhouse.Com
SupplyHouse.com
26
$104.63
Resideo RA89A1074 1 Zone 120V Switching Relay W/ Internal Transformer, 1 SPST Line Relay, RA89A1074 | Supplyhouse.Com
SupplyHouse.com
$134.47
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$134.47
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$170.19
Phoenix Contact 2700589 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR MINI SERIES | Safety Relays | PSR-PC40-2NO-1DO-24DC-SP
RS
$170.19
Phoenix Contact 2700589 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR MINI SERIES | Safety Relays | PSR-PC40-2NO-1DO-24DC-SP
RS
$147.74
Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 3NO/1NC, 10 A Model: 3RH21311BG40
Grainger
$147.74
Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 3NO/1NC, 10 A Model: 3RH21311BG40
Grainger
$1.96
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control With
Aliexpress
$1.96
One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control With
Aliexpress
$3.40
Song Chuan 871-1C-C-R1-U01-12VDC Micro Relays
WaytekWire.com
$3.40
Song Chuan 871-1C-C-R1-U01-12VDC Micro Relays
WaytekWire.com