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Relay Modules

Relay Modules

High Low Level Trigger 4Channel Isolated Optocoupler Relay Module 9VDC 10A

$15.09
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DC 12V 1 Channel Low Level Trigger Optocoupler Driver Relay Module

$4.50
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DC 24V 8 Channel PLC Relay Amplifier Output PCB Circuit Board for Arduino

$84.10
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Isolated Optocoupler Driver High Low Level Trigger Relay Module 1CH 24V

$7.81
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DC5V 2-LED Lamp 1CH Flame Sensor Infrared Trigger Time Delay Relay Module

$11.95
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Digital Display Relay Cycle Timer Module PLC Home Automation Delay DC 24V

$14.71
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DC5V 1 Channel Non-reflection Trigger Infrared Reciever Time Delay Relay Module

$11.01
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Optocoupler High/Low Level Relay Module 24VDC 4Channel for ARM DSP AVR

$14.09
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DC 24V SRD-24VDC-SL-C Light Control Time Delay Photoresistor Relay Module Board

$12.26
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Optocoupler Driver High/Low Level Trigger Relay Module 12V DC 8Channels

$19.71
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DC 12V 6 Channel Self-lock Interlock Triggered Relay Module for PIC Arduino

$21.79
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DC 12V 8 Channel Relay Module Optocoupler for PIC AVR DSP ARM Arduino

$13.81
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