Shop Control Relay Module in Fire Alarm System

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$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
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$144.00
Fireboy Xintex RCM5 CO Alarm Relay Control Module
Citimarine
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Fireboy Xintex RCM5 CO Alarm Relay Control Module
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$79.99
Fire-Lite CRF-300 Addressable Relay Control Module, 2 Form-C Contacts
JMAC
7
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Fire-Lite CRF-300 Addressable Relay Control Module, 2 Form-C Contacts
JMAC
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FSRRM24 Edwards 24V Remote Relay Module
Valin Process Control Solutions
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FSRRM24 Edwards 24V Remote Relay Module
Valin Process Control Solutions
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900-FA Von Duprin Fire Alarm Relay FA900
Buy Door Hardware Now 2.1
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900-FA Von Duprin Fire Alarm Relay FA900
Buy Door Hardware Now 2.1
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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328
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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DC5-35V Bluetooth Proximity Switch Relay Module For Alarms Roller Door Ceiling Lights Smartphone Unlock Relay Module Mobile Phone Remote Control
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DC5-35V Bluetooth Proximity Switch Relay Module For Alarms Roller Door Ceiling Lights Smartphone Unlock Relay Module Mobile Phone Remote Control
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Edwards Fx-Rly Fire Relay Module
New Feedonomics Feed - ARC 8/12/2025
$107.20
Edwards Fx-Rly Fire Relay Module
New Feedonomics Feed - ARC 8/12/2025
$15.74
ALTRONIX RB524 Relay Module - 24VDC Operation, 40Ma Current Draw, DPDT Contacts Rated @ 5 Amp/220VAC Or 28VDC.
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ALTRONIX RB524 Relay Module - 24VDC Operation, 40Ma Current Draw, DPDT Contacts Rated @ 5 Amp/220VAC Or 28VDC.
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Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
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Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
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Seco-Larm Enforcer Relay Module, 2 7A Form C SPDT Relays (SR-1212-C7ALQ)
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Seco-Larm Enforcer Relay Module, 2 7A Form C SPDT Relays (SR-1212-C7ALQ)
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KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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1
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KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
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NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
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$29.99
KNACRO DC 12V 30A 8-Channel Relay Module High Or Low Level Triggering With Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control,
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KNACRO DC 12V 30A 8-Channel Relay Module High Or Low Level Triggering With Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control,
Amazon.com
$210.25
FX-RLY Edwards Contact Relay Module
Valin Process Control Solutions
$210.25
FX-RLY Edwards Contact Relay Module
Valin Process Control Solutions
$13.04
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
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$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
$7.41
Single Channel 3.3V Relay Module Device For Breadboard And PCB Mount, Without Optocoupler, Electronic Control Accessory
Amazon.com
8
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Single Channel 3.3V Relay Module Device For Breadboard And PCB Mount, Without Optocoupler, Electronic Control Accessory
Amazon.com
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Altronix RDC12 Relay And Base Module
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Free shipping
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Altronix RDC12 Relay And Base Module
Amazon.com
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M510cj Johnson Controls Control Relay Module Fire Alarm Free Fast
eBay
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M510cj Johnson Controls Control Relay Module Fire Alarm Free Fast
eBay
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NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
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NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
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$40.00
Simplex 4090-9002 Individual Addressable Relay Module
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Simplex 4090-9002 Individual Addressable Relay Module
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$75.00
Fireboy Relay Control Module 669-Rcm5 | PWC Parts Co.
PWCParts.com
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Fireboy Relay Control Module 669-Rcm5 | PWC Parts Co.
PWCParts.com
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Schlage 900FA Fire Alarm Relay Module Gray
Door Hardware Center
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Schlage 900FA Fire Alarm Relay Module Gray
Door Hardware Center
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JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
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JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
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Relay 644 V23136-J0006-X079, 4H0 951 253 Relay - 12VDC 4-Pin Powertrain Control Module Relay, Compatible Replacement For 92861511101, 191937503,
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Relay 644 V23136-J0006-X079, 4H0 951 253 Relay - 12VDC 4-Pin Powertrain Control Module Relay, Compatible Replacement For 92861511101, 191937503,
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Fire-Lite Nac-Rem Fire Alarm Relay Expander Module (New In Box)
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Fire-Lite Nac-Rem Fire Alarm Relay Expander Module (New In Box)
eBay
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$135.00
Est3 Series Relay Module Siga-Cr Control Relay Module Alarm Equipment
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Est3 Series Relay Module Siga-Cr Control Relay Module Alarm Equipment
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Yetaida 3V 1-Channel Multi-Mode Delay Timer Relay Module With Optocoupler For Home Automation, Industrial Control, DIY Projects
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Yetaida 3V 1-Channel Multi-Mode Delay Timer Relay Module With Optocoupler For Home Automation, Industrial Control, DIY Projects
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Diitao 2PCS 12V 4 Channel Solid State Relay Module High Level Low Level Triggering Relay Module For Industrial Control Smart Control Automation
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Diitao 2PCS 12V 4 Channel Solid State Relay Module High Level Low Level Triggering Relay Module For Industrial Control Smart Control Automation
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QIACHIP DC 12V 1CH 433Mhz RF Wireless Relay Module Remote Access Control Switch Momentary Toggle Delay Transmitter With Receiver For Doors,Lights(2
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QIACHIP DC 12V 1CH 433Mhz RF Wireless Relay Module Remote Access Control Switch Momentary Toggle Delay Transmitter With Receiver For Doors,Lights(2
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AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
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AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
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AEDIKO 6Pcs 1 Channel Relay Module DC 3V/3.3V High Level Driver Optocoupler Module Isolated Drive Control Board
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AEDIKO 6Pcs 1 Channel Relay Module DC 3V/3.3V High Level Driver Optocoupler Module Isolated Drive Control Board
Amazon.com
$96.25
Firelite Alarms CRF-300 Addressable Series Relay Module
BSA Security Integrators
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Firelite Alarms CRF-300 Addressable Series Relay Module
BSA Security Integrators
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Honeywell Analytics Replacement Electronics Module For Model FS10-RN45 Stand Alone Fire Detector (Non-Latching Alarm Relay) - FS10-RN45-MOD
JJS Tech
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Honeywell Analytics Replacement Electronics Module For Model FS10-RN45 Stand Alone Fire Detector (Non-Latching Alarm Relay) - FS10-RN45-MOD
JJS Tech
$18.99
Jane Eyre Wifi Relay Module 4 Channel Smart Switch Momentary/Self-Locking/Lock Switching For Tuya/Smart Life APP,DIY Garage Door, Compatible With
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Jane Eyre Wifi Relay Module 4 Channel Smart Switch Momentary/Self-Locking/Lock Switching For Tuya/Smart Life APP,DIY Garage Door, Compatible With
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YYG-2 One Way Relay Module 30A Optocoupler Isolation High Power Relay High/Low Level (5VDC)
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YYG-2 One Way Relay Module 30A Optocoupler Isolation High Power Relay High/Low Level (5VDC)
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Shop Control Relay Module in Fire Alarm System

Sponsored
About our ads
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$144.00
Fireboy Xintex RCM5 CO Alarm Relay Control Module
Citimarine
$144.00
Fireboy Xintex RCM5 CO Alarm Relay Control Module
Citimarine
$79.99
Fire-Lite CRF-300 Addressable Relay Control Module, 2 Form-C Contacts
JMAC
7
$79.99
Fire-Lite CRF-300 Addressable Relay Control Module, 2 Form-C Contacts
JMAC
$240.90
FSRRM24 Edwards 24V Remote Relay Module
Valin Process Control Solutions
$240.90
FSRRM24 Edwards 24V Remote Relay Module
Valin Process Control Solutions
$64.10
900-FA Von Duprin Fire Alarm Relay FA900
Buy Door Hardware Now 2.1
$64.10
900-FA Von Duprin Fire Alarm Relay FA900
Buy Door Hardware Now 2.1
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
328
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$15.13
DC5-35V Bluetooth Proximity Switch Relay Module For Alarms Roller Door Ceiling Lights Smartphone Unlock Relay Module Mobile Phone Remote Control
Amazon.com
$15.13
DC5-35V Bluetooth Proximity Switch Relay Module For Alarms Roller Door Ceiling Lights Smartphone Unlock Relay Module Mobile Phone Remote Control
Amazon.com
$107.20
Edwards Fx-Rly Fire Relay Module
New Feedonomics Feed - ARC 8/12/2025
$107.20
Edwards Fx-Rly Fire Relay Module
New Feedonomics Feed - ARC 8/12/2025
$15.74
ALTRONIX RB524 Relay Module - 24VDC Operation, 40Ma Current Draw, DPDT Contacts Rated @ 5 Amp/220VAC Or 28VDC.
Amazon.com
2
Free shipping
$15.74
ALTRONIX RB524 Relay Module - 24VDC Operation, 40Ma Current Draw, DPDT Contacts Rated @ 5 Amp/220VAC Or 28VDC.
Amazon.com
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
47
$21.99
Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
Amazon.com
$16.95
Seco-Larm Enforcer Relay Module, 2 7A Form C SPDT Relays (SR-1212-C7ALQ)
Amazon.com
3
$16.95
Seco-Larm Enforcer Relay Module, 2 7A Form C SPDT Relays (SR-1212-C7ALQ)
Amazon.com
$5.99
KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
Amazon.com
1
$5.99
KNACRO 12V 2-Channel Relay Module With Optocoupler Relay Board High Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
Amazon.com
$7.99
$8.99
NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
Amazon.com
104
11% off
$7.99
$8.99
NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control
Amazon.com
$29.99
KNACRO DC 12V 30A 8-Channel Relay Module High Or Low Level Triggering With Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control,
Amazon.com
$29.99
KNACRO DC 12V 30A 8-Channel Relay Module High Or Low Level Triggering With Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control,
Amazon.com
$210.25
FX-RLY Edwards Contact Relay Module
Valin Process Control Solutions
$210.25
FX-RLY Edwards Contact Relay Module
Valin Process Control Solutions
$13.04
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
$13.04
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
$7.41
Single Channel 3.3V Relay Module Device For Breadboard And PCB Mount, Without Optocoupler, Electronic Control Accessory
Amazon.com
8
$7.41
Single Channel 3.3V Relay Module Device For Breadboard And PCB Mount, Without Optocoupler, Electronic Control Accessory
Amazon.com
$32.13
Altronix RDC12 Relay And Base Module
Amazon.com
Free shipping
$32.13
Altronix RDC12 Relay And Base Module
Amazon.com