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Amazon.com: DC 24V 12-Channel Relay Module Low Level Triggering Bidirectional Optocoupler Isolation Load 10A DC 30V AC 250V for PLC Automation Control, Industrial System Control, Arduino (DC 24V, 12-Channel) : Electronics
Amazon.com: Bosch Automotive 0332209206 5 Pins, 24 V, 20/10 A, Changeover Mini Relays : Automotive
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Amazon.com: HiLetgo 4 Channel 24V Relay Module with OPTO-Isolated Support High and Low Level Trigger for PLC Automation Equipment Control : Industrial & Scientific
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Amazon.com: ACEIRMC Time Delay Relay DC 5V 12V 24V Delay Controller Board Delay-Off Cycle Timer 0.01s-9999mins Trigger Delay Switching Relay Module with LCD Display Support Micro USB 5V Power Supply (2pcs) :
Amazon.com: HiLetgo 2pcs DC 24V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 24V : Industrial & Scientific
Amazon.com: KNACRO 4-Channel 10A Relay Module DC 24V with Optocoupler Isolation High Low Level Triger (24V) : Electronics
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Amazon.com: Bosch 0332019203 Normal Open Mini Relays - 5 Pins, 24 V, 20 A : Automotive
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Amazon.com: HiLetgo 2pcs DC 24V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 24V : Industrial & Scientific
Micro PLC Programmable Logic Controller 24V 4 Relay Output 8 DC inputs Ladder or Function Logic Programming: Amazon.com: Tools & Home Improvement
Amazon.com: 16 Channel 24V Relay Module Board with Optocoupler Power Supply ARM DSP : Electronics
12V / 24V Time Delay Relay Module, Micro USB Timer Connect Board Multifunction 2-Channel Timer Switch Self Lock Cycle with LCD Display(12v): Amazon.com: Tools & Home Improvement
12V / 24V Time Delay Relay Module, Micro USB Timer Connect Board Multifunction 2-Channel Timer Switch Self Lock Cycle with LCD Display(12v): Amazon.com: Tools & Home Improvement
Amazon.com: DC 24V 12-Channel Relay Module Low Level Triggering Bidirectional Optocoupler Isolation Load 10A DC 30V AC 250V for PLC Automation Control, Industrial System Control, Arduino (DC 24V, 12-Channel) : Electronics