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Relay Modules

Relay Modules

PCB Board 1 Channel PLC Relay Module + Slotted Optical Switch Sensor for Arduino

$9.70
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5V 4 Channel Relay Board Module Optocoupler Shielded for Arduino PIC AVR ARM PLC

$3.60
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DC 12V 1-CH Bistable Self-Locking Relay Expansion Circuit Board Module

$9.31
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DC 12V Photoelectric Switch Sensor Relay Module 50mmx25mm w 2 Cable

$10.69
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DC12V 10A 1 Channel Low Level Power Supply Relay Module SRD-12VDC-SL-C

$4.76
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5V 2 Channel Relay Board Module Optocoupler Shielded for PIC AVR DSP ARM Arduino

$1.90
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12VDC LED Indicator Triggered NC Time Delay Relay Actuation Module

$7.77
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DC 24V 4CH High Low Level Trigger Optocoupler Shielded Relay Module Board

$10.66
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5V 8 Channel Relay Board Module Optocoupler Shielded for Arduino PIC AVR ARM PLC

$6.20
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1-Channel Time Delay Relay Circuit Module Control Board DC5V FC-34

$10.04
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DIY NE555 Monostable Switch PLC Time Delay Circuit Module DC12V Red for Arduino

$8.80
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SRD-05VDC-SL-C 4 Channels Sequential Controller DC 5V Relay Module

$8.92
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