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NOYITO 4-Channel Relay Module 5V 12V 24V High Low Level Trigger with Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 5V, Red): Amazon.com: Industrial & Scientific
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NOYITO 2 Channel Relay Module Self-Locking Triggering Interlocking Optocoupler Isolation High Low Level Trigger for PLC Industrial Control (12V): Amazon.com: Industrial & Scientific
2 Channel Relay Module Relay Board Expansion Board with Optocoupler Isolation High and Low Level Triggerfor 5V/12V/24V(24V): Amazon.com: Industrial & Scientific
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Solid State Relay Module, 1-Channel DC 5/12V High Level Trigger Solid State Relay Module 250VAC 2A Output with Fuse (5V): Amazon.com: Industrial & Scientific
NOYITO 4-Channel Relay Module DC 5V 12V 24V Self-Locking Triggering Interlocking High Low Level Trigger for PLC Industrial Control (12V): Amazon.com: Industrial & Scientific
