Description
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Channels: 1
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Relay Voltage: 5V DC coil
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Control Signal Voltage: 3.3V–5V compatible
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Switching Voltage: AC 250V max / DC 30V max
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Switching Current: Up to 10A
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Optocoupler isolation for safety (in some versions)
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Active LOW or HIGH trigger (varies by board)
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LED indicator for relay status
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Screw terminal for easy wiring
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Suitable for lights, motors, fans, and appliances






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