Shop 1 channel relay

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$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
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$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
$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
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
Amazon.com
3
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
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
$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
$151.54
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$151.54
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$330.98
Phoenix Contact 2981020 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESP4/2X1/1X2
RS
$330.98
Phoenix Contact 2981020 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESP4/2X1/1X2
RS
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$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
$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
$23.03
Dc 12V Relay Module 1-Channel Relay Switch With Optocoupler Isolation
eBay
Free shipping
$23.03
Dc 12V Relay Module 1-Channel Relay Switch With Optocoupler Isolation
eBay
$92.01
Linear Corporation SNR00030 | D67L 1 Channel Latching Relay - 303.875
AllDataResource.com
$92.01
Linear Corporation SNR00030 | D67L 1 Channel Latching Relay - 303.875
AllDataResource.com
$1.99
$3.88
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
48% off
$1.99
$3.88
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
$32.36
Relay Module 1 Channel Relay Power Switch Module With Optocoupler One Way Trigger Relay Expansion Board 30 A Yyg 2(5 Vdc
Everymarket INC
$32.36
Relay Module 1 Channel Relay Power Switch Module With Optocoupler One Way Trigger Relay Expansion Board 30 A Yyg 2(5 Vdc
Everymarket INC
$4.99
$12.99
12V 30A One Channel Relay Module With Optocoupler Isolation Support High And Low Level Trigger
Banggood
61% off
$4.99
$12.99
12V 30A One Channel Relay Module With Optocoupler Isolation Support High And Low Level Trigger
Banggood
$0.70
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
$0.70
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
$27.51
DC 5V/12V/24V 1 Channel Latching Relay Module With Touch Bistable Switch MCU. Relay Accessories.
eBay
Free shipping
$27.51
DC 5V/12V/24V 1 Channel Latching Relay Module With Touch Bistable Switch MCU. Relay Accessories.
eBay
$31.25
12V 1 Channel Relay Module10pcs 1 Channel 12V Relay 1 Channel 12V
eBay
$31.25
12V 1 Channel Relay Module10pcs 1 Channel 12V Relay 1 Channel 12V
eBay
$22.58
2Pcs 1 Channel Dc 12 V Latching Relay Module With Touch Bistable Switch One Channel Relay Switch
Everymarket INC
$22.58
2Pcs 1 Channel Dc 12 V Latching Relay Module With Touch Bistable Switch One Channel Relay Switch
Everymarket INC
$26.08
Hailege 2Pcs 12 V 1 Channel Relay Module Relay Switch With Optocoupler Isolation Support High Or Low Level Trigger
Everymarket INC
$26.08
Hailege 2Pcs 12 V 1 Channel Relay Module Relay Switch With Optocoupler Isolation Support High Or Low Level Trigger
Everymarket INC
$396.14
1SVR750487R8300 ABB Monitoring Relay
Standard Electric Supply Co.
1
$396.14
1SVR750487R8300 ABB Monitoring Relay
Standard Electric Supply Co.
$58.95
$66.95
MSD MSD Single Channel Relay Module 7566-1
Berry Performance Sales Ads
1
11% off
$58.95
$66.95
MSD MSD Single Channel Relay Module 7566-1
Berry Performance Sales Ads
$60.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$60.00
Allen-Bradley 700-HLT1L1 Interposing/Isolation Relay, SPDT, A
PLCHardware.com
$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
$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
$5.93
Openelab Inc. Seeed Studio 1-Channel Relay For XIAO With HF32FA-G Relay
Shop
$5.93
Openelab Inc. Seeed Studio 1-Channel Relay For XIAO With HF32FA-G Relay
Shop
$4.25
Song Chuan 896H-1CH-C-R1-U03-12VDC Automotive Relays
Mouser Electronics
7
$4.25
Song Chuan 896H-1CH-C-R1-U03-12VDC Automotive Relays
Mouser Electronics
$1.99
2Pcs 12V 1CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM
Banggood
$1.99
2Pcs 12V 1CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM
Banggood
$5.10
Song Chuan 898H-1CH-C-R1-U03-12VDC Automotive Relays
Mouser Electronics
$5.10
Song Chuan 898H-1CH-C-R1-U03-12VDC Automotive Relays
Mouser Electronics
$150.99
Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 2NO/2NC, 10 A Model: 3RH21221BG40
Grainger
$150.99
Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 2NO/2NC, 10 A Model: 3RH21221BG40
Grainger
$3.89
$8.99
TW 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield DC AC 220V
USA.Banggood
56% off
$3.89
$8.99
TW 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield DC AC 220V
USA.Banggood
$90.97
$181.94
Smart Wifi Relay Switch Module With Voice And App Control - 1R 1T 3 | Uplifted Goods
Inspire Uplift
Free shipping
50% off
$90.97
$181.94
Smart Wifi Relay Switch Module With Voice And App Control - 1R 1T 3 | Uplifted Goods
Inspire Uplift
$112.24
RDL ST-LCR1 Logic-Controlled Relay (Momentary)
B&H Photo-Video-Pro A
Free shipping
$112.24
RDL ST-LCR1 Logic-Controlled Relay (Momentary)
B&H Photo-Video-Pro A
$47.97
$95.94
Smart Wifi Relay Switch Module With Voice And App Control - 1R 1T 1 | Uplifted Goods
Inspire Uplift
Free shipping
50% off
$47.97
$95.94
Smart Wifi Relay Switch Module With Voice And App Control - 1R 1T 1 | Uplifted Goods
Inspire Uplift
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Shop 1 channel relay

Sponsored
About our ads
$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
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$6.81
G2R-1-S-DC24(S) - Omron Electronics
TTI
$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
$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
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
Amazon.com
3
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
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
$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
$151.54
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$151.54
Phoenix Contact 2981952 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24UC/URM/5X1/1X2
RS
$330.98
Phoenix Contact 2981020 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESP4/2X1/1X2
RS
$330.98
Phoenix Contact 2981020 | SAFETY RELAYS, SAFETY, 1 CHANNEL, 250 VAC/VDC, PSR CLASSIC SERIES | Safety Relays | PSR-SCP- 24DC/ESP4/2X1/1X2
RS
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$137.40
G9EA-1-B-DC24 - Omron Electronics
TTI
$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
$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
$23.03
Dc 12V Relay Module 1-Channel Relay Switch With Optocoupler Isolation
eBay
Free shipping
$23.03
Dc 12V Relay Module 1-Channel Relay Switch With Optocoupler Isolation
eBay
$92.01
Linear Corporation SNR00030 | D67L 1 Channel Latching Relay - 303.875
AllDataResource.com
$92.01
Linear Corporation SNR00030 | D67L 1 Channel Latching Relay - 303.875
AllDataResource.com
$1.99
$3.88
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
48% off
$1.99
$3.88
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
$32.36
Relay Module 1 Channel Relay Power Switch Module With Optocoupler One Way Trigger Relay Expansion Board 30 A Yyg 2(5 Vdc
Everymarket INC
$32.36
Relay Module 1 Channel Relay Power Switch Module With Optocoupler One Way Trigger Relay Expansion Board 30 A Yyg 2(5 Vdc
Everymarket INC
$4.99
$12.99
12V 30A One Channel Relay Module With Optocoupler Isolation Support High And Low Level Trigger
Banggood
61% off
$4.99
$12.99
12V 30A One Channel Relay Module With Optocoupler Isolation Support High And Low Level Trigger
Banggood
$0.70
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress
$0.70
1 Channel 5V Relay 6-30V Relay Module OFF/ON Switch Trigger Time Delay Circuit Timer Cycle 999
AliExpress