Shop 1 channel relay module

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
$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
77
$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
$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
$298.00
Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F3-08TRS-1)
Automation Direct
$298.00
Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F3-08TRS-1)
Automation Direct
$323.00
Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F4-08TRS-1)
Automation Direct
$323.00
Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F4-08TRS-1)
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
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
379
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$28.49
Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
Amazon.com
1K+
$28.49
Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
Amazon.com
$61.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$61.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$63.00
Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
Automation Direct
$63.00
Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
Automation Direct
$248.00
Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
Automation Direct
$248.00
Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
Automation Direct
$149.00
Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F2-08TR)
Automation Direct
$149.00
Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F2-08TR)
Automation Direct
$6.99
2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
Amazon.com
10
$6.99
2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
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
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
$105.00
Relay Output Module: 16-pt, 6-24 VDC/6-120 VAC (PN# P1-16TR)
Automation Direct
10
$105.00
Relay Output Module: 16-pt, 6-24 VDC/6-120 VAC (PN# P1-16TR)
Automation Direct
$213.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# P3-08TRS-1)
Automation Direct
$213.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# P3-08TRS-1)
Automation Direct
$190.00
700-N400A1 ALLEN BRADLEY - Contactors & Starters & Solid State Overload/Relay Supplies
Radwell.com
7
$190.00
700-N400A1 ALLEN BRADLEY - Contactors & Starters & Solid State Overload/Relay Supplies
Radwell.com
$61.00
Relay Output Module: 8-pt, 6-24 VDC/6-120 VAC (PN# P1-08TRS)
Automation Direct
12
$61.00
Relay Output Module: 8-pt, 6-24 VDC/6-120 VAC (PN# P1-08TRS)
Automation Direct
$90.00
Relay Output Module: 5-pt, 12-48 VDC/24-240 VAC/100-125 VDC (PN# BX-05TRS-1)
Automation Direct
$90.00
Relay Output Module: 5-pt, 12-48 VDC/24-240 VAC/100-125 VDC (PN# BX-05TRS-1)
Automation Direct
$9.93
JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board With Anti-Reverse Connection Protection RS485 TTL
Amazon.com
$9.93
JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board With Anti-Reverse Connection Protection RS485 TTL
Amazon.com
$7.99
EC Buying 2Pcs 24V Relay Module 1-Channel 30A With Optocoupler Isolation Relay Module High And Low Level Trigger
Amazon.com
$7.99
EC Buying 2Pcs 24V Relay Module 1-Channel 30A With Optocoupler Isolation Relay Module High And Low Level Trigger
Amazon.com
$5.00
5V 12V 1 Channel IR Remote Control Relay Module Power Switch Self Locking (12V)
Amazon.com
$5.00
5V 12V 1 Channel IR Remote Control Relay Module Power Switch Self Locking (12V)
Amazon.com
$12.99
Valefod DC 12V Relay Module 1-Channel Relay Switch With Optocoupler Isolation High/Low Level Trigger, Pack Of 10
Amazon.com
304
$12.99
Valefod DC 12V Relay Module 1-Channel Relay Switch With Optocoupler Isolation High/Low Level Trigger, Pack Of 10
Amazon.com
$82.00
Relay Output Module: 8-pt, 12-48 VDC/24-240 VAC (PN# BX-08TRZ)
Automation Direct
$82.00
Relay Output Module: 8-pt, 12-48 VDC/24-240 VAC (PN# BX-08TRZ)
Automation Direct
$11.88
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
141
$11.88
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
$78.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# C0-04TRS-10)
Automation Direct
$78.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# C0-04TRS-10)
Automation Direct
$130.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# D0-08TR)
Automation Direct
$130.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# D0-08TR)
Automation Direct
$12.45
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
13% off
$12.45
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
75
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
$8.59
JQC-3FF-S-Z Relay 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU Arduino
Amazon.com
$8.59
JQC-3FF-S-Z Relay 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU Arduino
Amazon.com
$8.32
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
Amazon.com
6
$8.32
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
Amazon.com
$68.00
Relay Output Module: 4-pt, 6-240 VAC/6-27 VDC (PN# C0-04TRS)
Automation Direct
10
$68.00
Relay Output Module: 4-pt, 6-240 VAC/6-27 VDC (PN# C0-04TRS)
Automation Direct
$9.99
AEDIKO 6Pcs 1 Channel Relay Module DC 3V/3.3V High Level Driver Optocoupler Module Isolated Drive Control Board
Amazon.com
3
$9.99
AEDIKO 6Pcs 1 Channel Relay Module DC 3V/3.3V High Level Driver Optocoupler Module Isolated Drive Control Board
Amazon.com
$9.99
EC Buying 2Pcs XL9535-K1V5 Relay Control Module 1-Channel Expandable Relay Board IIC 5V Communication Optocoupler Isolation
Amazon.com
$9.99
EC Buying 2Pcs XL9535-K1V5 Relay Control Module 1-Channel Expandable Relay Board IIC 5V Communication Optocoupler Isolation
Amazon.com
$187.07
700-C201A1 ALLEN BRADLEY - Panel Accessories & Relay/Socket Supplies
Radwell.com
$187.07
700-C201A1 ALLEN BRADLEY - Panel Accessories & Relay/Socket Supplies
Radwell.com
$48.00
Linear 293 Relay Module 3 1 Amp Form C Relays Access Control System
BEC Integrated
30-day returns (most items)
$48.00
Linear 293 Relay Module 3 1 Amp Form C Relays Access Control System
BEC Integrated
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop 1 channel relay module

    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
    $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
    77
    $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
    $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
    $298.00
    Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F3-08TRS-1)
    Automation Direct
    $298.00
    Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F3-08TRS-1)
    Automation Direct
    $323.00
    Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F4-08TRS-1)
    Automation Direct
    $323.00
    Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F4-08TRS-1)
    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
    $5.89
    Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
    Amazon.com
    379
    $5.89
    Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
    Amazon.com
    $28.49
    Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
    Amazon.com
    1K+
    $28.49
    Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
    Amazon.com
    $61.00
    Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
    Automation Direct
    $61.00
    Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
    Automation Direct
    $63.00
    Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
    Automation Direct
    $63.00
    Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
    Automation Direct
    $248.00
    Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
    Automation Direct
    $248.00
    Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
    Automation Direct
    $149.00
    Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F2-08TR)
    Automation Direct
    $149.00
    Relay Output Module: 8-pt, 12-24 VDC/12-240 VAC (PN# F2-08TR)
    Automation Direct
    $6.99
    2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
    Amazon.com
    10
    $6.99
    2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
    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
    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
    $105.00
    Relay Output Module: 16-pt, 6-24 VDC/6-120 VAC (PN# P1-16TR)
    Automation Direct
    10
    $105.00
    Relay Output Module: 16-pt, 6-24 VDC/6-120 VAC (PN# P1-16TR)
    Automation Direct
    $213.00
    Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# P3-08TRS-1)
    Automation Direct
    $213.00
    Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# P3-08TRS-1)
    Automation Direct
    $190.00
    700-N400A1 ALLEN BRADLEY - Contactors & Starters & Solid State Overload/Relay Supplies
    Radwell.com
    7
    $190.00
    700-N400A1 ALLEN BRADLEY - Contactors & Starters & Solid State Overload/Relay Supplies
    Radwell.com
    $61.00
    Relay Output Module: 8-pt, 6-24 VDC/6-120 VAC (PN# P1-08TRS)
    Automation Direct
    12
    $61.00
    Relay Output Module: 8-pt, 6-24 VDC/6-120 VAC (PN# P1-08TRS)
    Automation Direct